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& DESIGN GUIDE T ransient Voltage Suppression (TVS) Diode Products DIODE

OVERVOLTAGE SUPPRESSION TECHNOLOGIES (1-6) 4. Gas Plasma Arrestors (GDTs) — Available in small footprint leaded and surface mount configurations, Littelfuse GDTs respond fast to transient overvoltage events, reducing the risk of equipment damage 5. Silicon Protection Arrays — Designed specifically to protect analog and digital signal lines from electrostatic discharge (ESD) and other overvoltage transients. 6. PulseGuard® ESD Suppressors — Available in various surface mount form factors to protect high-speed digital lines without causing signal distortion. 1. TVS Diodes — Suppress overvoltage transients such as Electrical Fast Transients (EFT), inductive load switching and lightning in a wide variety of applications in the computer, industrial, telecom and automotive markets. 2. Varistors — Multiple forms, from Metal Oxide Varistors (MOVs) that suppress transient voltages to Multi-Layer Varistors (MLVs) designed for applications requiring protection from various transients in computers and handheld devices as well as industrial and automotive applications. 3. SIDACtor® Devices— Complete line of protection thyristor products specifically designed to suppress overvoltage transients in a broad range of telecom and datacom applications. Live Application Design and Technical Support—Tap into our expertise. Littelfuse engi- neers are available around the world to help you address design challenges and develop unique, customized solutions for your products. Product Sampling Programs—Most of our products are available as samples for testing and verification within your circuit design. Visit Littelfuse.com or contact a Littelfuse product representative for additional information. Product Evaluation Labs and Services—Littelfuse global labs are the hub of our new product development initiatives, and also provide design and compliance support testing as an added-value to our customers. DESIGN SUPPORT Consumer Electronics T elecom White Goods Medical Equipment TVSS and Power S Visit

TECHNOLOGIES (7-8) In addition to our broad portfolio of circuit protection technologies, we offer an array of fuse holders including circuit board, panel or in-line wire mounted devices to support a wide range of application requirements. ACCESSORIES Switching Thyristors— Solid-state switches used to control the flow of electrical current in applications, capable of withstanding rated blocking/ off-state voltage until triggered to on-state. SWITCHING TECHNOLOGIES Supplies Lighting General Electronics www.littelfuse.com for more information. 7 . Positive T emperature Coefficient Devices (PTCs)— Provide resettable overcurrent protection for a wide range of applications. 8. Fuses — Full range including surface mount, axial, glass or ceramic, thin-film or Nano style, fast-acting or SloBlo®, MINI® and ATO® fuses.

T ransient Voltage Suppression (TVS) Diodes Littelfuse offers the widest range of TVS Diodes and other circuit protection products. Littelfuse TVS Diodes are ideal for protecting semiconductor components from high-voltage transients. They can respond to overvoltage events faster than most other types of circuit protection. This makes TVS Diodes useful for protecting against very fast and often damaging voltage transients, such as lightning, inductive load switching and electrostatic discharge. Littelfuse TVS Diodes can fit a wide range of circuit protection applications but were primarily designed to protect I/O interfaces in telecommunication and industrial equipment, computers and consumer electronics.

Features

tLow incremental surge resistance tUnidirectional and Bidirectional polarities available t Reverse standoff voltages range from 5 to 512V t RoHS compliant–Matte Tin Pb-free plated t Surface-mount power ratings from 400W to 5,000W t Axial lead power ratings from 400W to 30,000W (30kW) t High current protection available for 6kA and 10kA

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes TVS Diode Series TABLE OF CONTENTS TVS Diode Products Type Surface Mount - Standard Applications (400-5000W) Series SMAJ P4SMA SACB SMBJ P6SMB 1KSMB SMCJ 1.5SMC SMDJ 5.0SMDJ Page # 71 3 1 92 3 2 9 3 5 4 14 55 15 7 Photo Operating Temperature -85° to +302° F (-65° to +150° C) Package Type DO-214AC DO-214AC DO-214AA DO-214AA DO-214AA DO-214AA DO-214AB DO-214AB DO-214AB DO-214AB Reverse Standoff 12-170 uni-directional 12-45 bi-directional Peak Pulse Power Range† (PPP) 400W 400W 500W 600W 600W 1000W 1500W 1500W 3000W 5000W Peak Pulse Current (IPP 8x20μs) Not Applicable Maximum Clamping Voltage (VC) Refer to electrical characteristics table within each series data sheet RoHS Compliant Yes Pb Lead-Free Ye s Type Axial Leaded - Standard Applications (400-5000W) Axial Leaded - High Power Auto Series P4KE SA SAC P6KE 1.5KE LCE 3KP 5KP 15KPA 20KPA 30KPA AK6 AK10 SLD Page # 63 69 75 79 85 91 97 103 109 1 15 121 127 131 135 Photo Operating Temperature -85° to +302° F (-65° to +150° C) -67° to +347° F (-55° to +175° C) -85° to +302° F (-65° to +150° C) Package Type DO-41 DO-15 DO-15 DO-15 DO-201 DO-201 P600 P600 P600 P600 P600 Radial Lead Radial Lead P600 Reverse Standoff Voltage (V Peak Pulse Power Range† (PPP) 400W 500W 500W 600W 1500W 1500W 3000W 5000W 15000W 2 0000W 30000W NA NA 2200 based on 1μs/150ms pulse Peak Pulse Current (IPP 8x20μs) Not Applicable 6000A 1 0000A NA Maximum Clamping Voltage (VC) Refer to electrical characteristics table within each series data sheet RoHS Compliant Ye s Pb Lead-Free Ye s † based on 10/1000μs pulse unless stated otherwise

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Electrostatic Discharge (ESD) Electrostatic discharge is characterized by very fast rise times and very high peak voltages and currents. This energy is the result of an imbalance of positive and negative charges between objects. ESD that is generated by everyday activities can far surpass the vulnerability threshold of standard semiconductor technologies. Following are a few examples: t Walking across a carpet: 35kV @ RH = 20%;1 .5kV @ RH = 65% t Walking across a vinyl floor: 12kV @ RH = 20%;250V @ RH = 65% t Worker at a bench: 6kV @ RH = 20%;100V @ RH = 65% t Vinyl envelopes: 7kV @ RH = 20%;600V @ RH = 65% t Poly bag picked up from desk: 20kV @ RH = 20%;1 .2kV @ RH = 65% Lightning Induced T ransients Even though a direct strike is clearly destructive, transients induced by lightning are not the result of a direct strike. When a lightning strike occurs, the event creates a magnetic field which can induce transients of large magnitude in nearby electrical cables. A cloud-to-cloud strike will effect not only overhead cables, but also buried cables. Even a strike 1 mile distant (1 .6km) can generate 70 volts in electrical cables. In a cloud-to-ground strike (as shown at right) the transient- generating effect is far greater. This diagram shows a typical current waveform for induced lightning disturbances. Inductive Load Switching The switching of inductive loads generates high energy transients which increase in magnitude with increasingly heavy loads. When the inductive load is switched off, the collapsing magnetic field is converted into electrical energy which takes the form of a double exponential transient. Depending on the source, these transients can be as large as hundreds of volts and hundreds of Amps, with duration times of 400 milliseconds. Typical sources of inductive transients include: tGeneratort Motor tRelay t Transformer These examples are common in electrical and electronic systems. Because the sizes of the loads vary according to the application, the wave shape, duration, peak current and peak voltage are all variables which exist in real world transients. Once these variables can be approximated, a suitable suppressor technology can be selected. The diagram at right shows a transient which is the result of stored energy within the alternator of an automobile charging system. A similar transient can also be caused by other DC motors in a vehicle. For example, DC motors power amenities such as power locks, seats and windows. These various applications of a DC motor can produce transients that are just as harmful to the sensitive electronic components as transients created in the external environment. T VB VS = 25V to 125V VB = 14V T= 40ms to 400ms VS 90% 10% t V T1 = 5ms to 10ms R = 0.5 to 4 PERCENT OF PEAK VALUE 100 O1 t TIME Transient Voltage Scenarios

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Crowbar Device The class of suppressors that exhibit a “crowbar” characteristic is usally associated with 4-layer NPNP silicon bipolar devices or gas plasma/GDT devices. Upon reaching a threshold or breakover voltage, further increase in current flow will cause the device to rapidly conduct with only a few volts of forward drop. In essence, the line is momentarily “short-circuited” during the transient event. Operating T emperature Range The minimum and maximum ambient operating temperature of the circuit in which a device will be applied. Operating temperature does not allow for the effects of adjacent components, this is a parameter the designer must take into consideration. Capacitance The property of a circuit element that permits it to store an electrical charge. In circuit protection, the off-state capacitance is typically measured at 1 MHz with a 2V bias applied. Reverse Standoff Voltage (VR) In the case of a uni-directional TVS diode, this is the maximum peak voltage that may be applied in the ‘blocking direction’ with no significant current flow. In the case of a bi-directional transient, it applies in either direction. It is the same definition as Maximum Off-state Voltage and Maximum Working Voltage. Breakdown Voltage (VBR) Breakdown voltage measured at a specified DC test current, typically 1mA. Usually a minimum and maximum is specified. Peak Pulse Current (IPP) Maximum pulse current which can be applied repetitively. Usually a 10x1000μs double exponential waveform, but can also be 8x20μs, if stated. Maximum Clamping Voltage (VC or VCI) Maximum voltage which can be measured across the protector when subjected to the Maximum Peak Pulse Current. Peak Pulse Power (PPP) Expressed in Watts or Kilowatts, for a 1ms exponential transient (see figure 1, page 23) it is IPP multiplied by VCL. TVS Diode Terms & Definitions 1. Define Circuit Operating Parameters Normal operating voltage type in DC or AC: Device Type Required: Uni-drectional Bi-directional Normal operating voltage in volts: Maximum transient current (Ipp): Maximum clamping voltage (Vc): Required peak reverse surge power rating: Product mounting type (package): Operating temperature: 2. Narrow TVS Diode Series for the Application Please refer to the product selection charts and data sheets within this guide, factoring these key parameters: Reverse Standoff Voltage (VR): The device VR should be equal to, or great than, the peak operating level of the circuit (or part of the circuit) to be protected. This is to ensure that TVS Diode does not clip the circuit drive voltage. Peak Pulse Current (IPP): The Peak Pulse Current (IPP) identifies the maximum current the TVS Diode can withstand without damage. The required IPP can only be determined by dividing the peak transient voltage by the source impedance. Note that the TVS Diode failure mechanism is a short circuit; if the TVS Diode fails due to a transient, the circuit will still be protected. Maximum Clamping Voltage (VC): This the peak voltage that will appear across the TVS Diode when subjected to the Peak Pulse Current (IPP), based on 10X1000us exponential waveform. The VC of each TVS Diode is identified in each series data sheet electrical characteristics table. 3. Verify Ambient Operating Parameters Ensure that the application voltage is less than or equal to the device’s standoff voltage, and that the operating temperature limits are within those specified by the device. 4. Verify Device Mounting Style and Dimensions Please refer to the dimension drawings contained within the data sheet of each series. 5. T est the Selected Device in Actual Application Please contact Littelfuse if you would like assistance with testing and verifying suitability of a Littelfuse device within your product. We have extensive product testing lab capabilities and technical expertise to assist you. TVS Diode Selection Checklist

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Surface Mount - Standard Applications (400 - 5000W) RoHS SMAJ series, Surface Mount - 400W 7 RoHS P4SMA series, Surface Mount - 400W 13 RoHS SACB series, Surface Mount - 500W 19 RoHS SMBJ series, Surface Mount - 600W 23 RoHS P6SMB series, Surface Mount - 600W 29 RoHS 1KSMB series, Surface Mount - 1000W 35 RoHS SMCJ series, Surface Mount - 1500W 41 RoHS 1.5SMC series, Surface Mount - 1500W 45 RoHS SMDJ series, Surface Mount - 3000W 51 RoHS 5.0SMDJ series, Surface Mount - 5000W 57 Axial Leaded - Standard Applications (400 - 5000W) RoHS P4KE series, Axial Leaded - 400W 63 RoHS SA series, Axial Leaded - 500W 69 RoHS SAC series, Axial Leaded - 500W 75 RoHS P6KE series, Axial Leaded - 600W 79 RoHS 1.5KE series, Axial Leaded - 1500W 85 RoHS LCE series, Axial Leaded - 1500W 91 RoHS 3KP series, Axial Leaded - 3000W 97 RoHS 5KP series, Axial Leaded - 5000W 103 Axial Leaded - High Power Applications (15000 - 30000W and 6 - 10kA) RoHS 15KPA series, Axial Leaded - 15000W 109 RoHS 20KPA series, Axial Leaded - 2 0000W 1 15 RoHS 30KPA series, Axial Leaded - 3 0000W 121 RoHS AK6 series, Axial Leaded - 6kA 127 RoHS AK10 series, Axial Leaded -10kA 131 Axial Leaded - Automotive Applications RoHS SLD series, Axial Leaded - 2200W 135 Data Sheet Table of Contents TVS Diode Products

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Surface Mount – 400W > SMAJ series SMAJ Series SMAJ SeriesRoHS

Description

Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 400 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 3.3 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 40 A Maximum Instantaneous Forward Voltage at 25A for Unidirectional only (Note 4) V F 3.5V/6.5 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 30 °C/W Typical Thermal Resistance Junction to Ambient RuJA 120 °C/W Notes: 1 . Non-repetitive current pulse, per Fig.3 and derated above TA=25ºC per Fig. 2. 2. Mounted on 5.0x5.0mm copper pad to each terminal. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only. 4. VF < 3.5V for VBR _< 200V and VF< 6.5V for VBR _> 201V . The SMAJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Applications

TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t(MBTTQBTTJWBUFEKVODUJPO t-PXJOEVDUBODF t&YDFMMFOUDMBNQJOH capability t81FBL1VMTFQPXFS capability at 10 x 1000μs waveform, repetition rate (duty cycle): 0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to V BR min t5ZQJDBM*R less than 1μA above 12V t)JHIUFNQFSBUVSF soldering: 260°C/40 seconds at terminals t5ZQJDBMNBYJNVN temperature coefficient delta V BR = 0.1% x VBR @ 25°C t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated SMAJ Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. SMAJ Series Surface Mount – 400W > SMAJ series

Electrical Characteristics

(Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For bidirectional type having VRWM of 10 volts and less, the IR limit is double. For parts without A (VBR is ± 10% and VC is 5% higher than with A parts).

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. SMAJ Series Surface Mount – 400W > SMAJ series Dimensions Physical Specifications Weight 0.002 ounce, 0.061 gram Case JEDEC DO-214AC Molded Plastic over glass passivated junction Polarity Color band denotes cathode except Bipolar T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Dimensions Inches Millimeters Min Max Min Max A 0.049 0.065 1 .250 1 .650 B 0.157 0.177 3.990 4.500 C 0.100 0.110 2.540 2.790 D 0.078 0.090 1 .980 2.290 E 0.030 0.060 0.780 1 .520 F - 0.008 - 0.203 G 0.194 0.208 4.930 5.280 H 0.006 0.012 0.152 0.305 I 0.070 - 1 .800 - J 0.082 - 2.100 - K - 0.090 - 2.300 L 0.082 - 2.100 - Environmental Specifications T emperature Cycle MIL -STD-883F , Method 1010.8 Pressure Cooker JESD 22-A102C High T emp. Storage JESD 22-A103C HTRB JESD , 22-108C Thermal Shock JESD 22 A 106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C DO-214AC (SMA) Cathode Band A D E G F H C B I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Surface Mount – 400W > SMAJ series SMAJ Series Part Numbering System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SMAJ XXX C A SERIES Part Marking System Packaging Part number Component Package Quantity Packaging Option Packaging Specification SMAJxxxXX DO-214AC 5000 5BQF3FFMoNNwUBQF EIA RS-481 F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes P4SMA Series Surface Mount – 400W > P4SMA series t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient V BR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. The P4SMA series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 400 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 3.3 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 40 A Maximum Instantaneous Forward Voltage at 25A for Unidirectional only (Note 4) V F 3.5V/6.5 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 30 °C/W Typical Thermal Resistance Junction to Ambient RuJA 120 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2 . 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF<3.5V for VBR _< 200V and VF<6.5V for VBR _> 201V . AGENCY AGENCY FILE NUMBER E230531 P4SMA Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 400W > P4SMA series P4SMA Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX The avaliable parts are “ A ” type only, the parts without A (VBR is ± 10%) is not avaliable. For bidirectional type having VR of 10 volts and less, the IR limit is double.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 400W > P4SMA series P4SMA Series Physical Specifications Weight 0.002 ounce, 0.061 gram Case JEDEC DO-214AC. Molded plastic body over glass passivated junction Polarity Color band denotes positive end (cathode) except bidirectional T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Dimensions Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Dimensions Inches Millimeters Min Max Min Max A 0.049 0.065 1 .250 1 .650 B 0.157 0.177 3.990 4.500 C 0.100 0.110 2.540 2.790 D 0.078 0.090 1 .980 2.290 E 0.030 0.060 0.780 1 .520 F - 0.008 - 0.203 G 0.194 0.208 4.930 5.280 H 0.006 0.012 0.152 0.305 I 0.070 - 1 .800 - J 0.082 - 2.100 - K - 0.090 - 2.300 L 0.082 - 2.100 - DO-214AC (SMA) Cathode Band A D E G F H C B I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes P4SMA Series Surface Mount – 400W > P4SMA series Part Numbering System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES P4SMA XXX C A Packaging Part number Component Package Quantity Packaging Option Packaging Specification P4SMAxxxXX DO-214AC 5000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SACB Series Surface Mount – 500W > SACB series SACB SeriesRoHS SACB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Maximum Ratings and Thermal Characteristics A=25OC unless otherwise noted) t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications in order to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient ΔVBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated Parameter Symbol Value Unit Peak pulse power dissipation at ta=25OC by 10×1000μs waveform (fig.1)( Note 1) PPPM 500 W Power dissipation on infinite heat sink at TL=50ºC PM(AV) 3.0 W Peak Pulse Power Dissipation at Ta=25ºC by 10×1000μs waveform (Fig. 3) (Note 1) IPPM See Table 1 Amps Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 30 °C/W Typical Thermal Resistance Junction to Ambient RuJA 120 °C/W Note: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. Agency Approvals AGENCY AGENCY FILE NUMBER E230531 SACB Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 500W > SACB series SACB Series (Note1) VR (V) Minimum Breakdown Voltage at IT =1.0MA VBR(V) Maximum Reverse Leakage at VR IR (μA) Maximum Clamping Voltage at IPP=5.0A VC(V) Maximum Peak Pulse Current per (Fig.3) IPP(A) Maximum Junction Capacitance at

0 Volts (pF)

VWIB(V) Inverse Blocking Leakage Current at VWIB@ IIB (mA) Peak Inverse Blocking Voltage VPIB (V) UL Recognition Ratings and Characteristic Curves (TA=25°C unless otherwise noted Low Capacitance Application Note: Device must be used with two units in parallel, opposite in polarity as shown in circuit for AC signal line protection. Figure 4 - AC Line Protection Application 0.1 100 0.1s 1.0s 10s 100s 1.0ms 10ms IPPM - Peak Pulse Power (kW) td - Pulse Width (sec.) Non-repetitive Pulse Waveform shown in Fig. 3 TA =25°C Current Waveforms SquarePPK td=7tp td tdPPK Half Sine Impulse td PPK ".5" Exponential Decay Ratings and Characteristic Curves (TA= 25°C unless otherwise noted) IPPM- Peak Pulse Current, % IRSM 100 150 1.0 2.0 3.0 4.0 tr=10μsec Peak Value IPPM IPPM TJ=25°C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM 10/1000μsec. Waveform as defined by R.E.A td t-Time (ms) Half Value IPPM ( ) 100 02 55 07 5 100 12 5 150 Percentage of Rated Power (%) Average Power Peak Power (Single Pulse) TL - Lead Temperature (ºC) Figure 1 - Peak Pulse Power Rating Curve Figure 2 - Pulse Derating Curve Figure 3 - Pulse Waveform

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SACB Series Surface Mount – 500W > SACB series Physical Specifications Weight 0.003oz., 0.093g Case JEDEC DO-214AA molded plastic body over glass passivated junction. Polarity Color band denotes cathode except Bidirectional T erminal Matte Tin-plated leads. Solderable per JESD22-B102D. Dimensions Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time A D E G F H C B Cathode Band DO-214AA (SMB J-Bend) Dimensions Inches Millimeters Min Max Min Max A 0.077 0.086 1 .950 2.200 B 0.160 0.180 4.060 4.570 C 0.130 0.155 3.300 3.940 D 0.084 0.096 2.130 2.440 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.205 0.220 5.210 5.590 H 0.006 0.012 0.152 0.305

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 500W > SACB series SACB Series Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification SACBXX DO-214AA 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 SACB XX Series Type Stand Off Voltage Part Marking System F XXX Product Type Littelfuse Logo Cathode Band Transient Voltage Suppressor Diode Schematic

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMBJ Series Surface Mount – 600W > SMBJ series The SMBJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR =0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 600 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 5.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 100 A Maximum Instantaneous Forward Voltage at 50A for Unidirectional only (Note 4) V F 3.5V/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 100 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF<3.5V for VBR _< 200V and VF<5.0V for VBR _> 201V . AGENCY AGENCY FILE NUMBER E128662/E230531 SMBJ Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 600W > SMBJ series SMBJ Series For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and Vc is 5% higher than with A parts. Part Number (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 600W > SMBJ series SMBJ Series Physical Specifications Weight 0.003 ounce, 0.093 grams Case JEDEC DO214AA. Molded plastic body over glass passivated junction Polarity Color band denotes cathode except Bidirectional T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMBJ Series Surface Mount – 600W > SMBJ series Part Numbering System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES SMBJ XXX C A Packaging Part number Component Package Quantity Packaging Option Packaging Specification SMBJxxxXX DO-214AA 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System Dimensions A D E G F H C B Cathode Band DO-214AA (SMB J-Bend) Dimensions Inches Millimeters Min Max Min Max A 0.077 0.086 1 .950 2.200 B 0.160 0.180 4.060 4.570 C 0.130 0.155 3.300 3.940 D 0.084 0.096 2.130 2.440 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.205 0.220 5.210 5.590 H 0.006 0.012 0.152 0.305 I 0.089 - 2.260 - J 0.085 - 2.160 - K - 0.107 - 2.7 40 L 0.085 - 2.160 - I LKJ F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes P6SMB Series Surface Mount – 600W > P6SMB series Agency Approvals P6SMB SeriesRoHS The P6SMB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 600 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 5.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 100 A Maximum Instantaneous Forward Voltage at 50A for Unidirectional only (Note 4) V F 3.5V/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 100 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only,duty cycle=4 per minute maximum. 4. V F<3.5V for VBR _< 200V and VF<5.0V for VBR _> 201V . AGENCY AGENCY FILE NUMBER E230531 P6SMB Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 600W > P6SMB series P6SMB Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. The avaliable parts are “ A ” type only, the parts without A (VBR is ± 10%) is not avaliable.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 600W > P6SMB series P6SMB Series Physical Specifications Weight 0.003 ounce, 0.093 grams Case JEDEC DO214AA. Molded plastic body over glass passivated junction Polarity Color band denotes cathode except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes P6SMB Series Surface Mount – 600W > P6SMB series Dimensions A D E G F H C B Cathode Band DO-214AA (SMB J-Bend) Dimensions Inches Millimeters Min Max Min Max A 0.077 0.086 1 .950 2.200 B 0.160 0.180 4.060 4.570 C 0.130 0.155 3.300 3.940 D 0.084 0.096 2.130 2.440 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.205 0.220 5.210 5.590 H 0.006 0.012 0.152 0.305 I 0.089 - 2.260 - J 0.085 - 2.160 - K - 0.107 - 2.7 40 L 0.085 - 2.160 - I LKJ Part Numbering System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES P6SMB XXX C A Packaging Part number Component Package Quantity Packaging Option Packaging Specification P6SMBxxxXX DO-214AA 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 1KSMB Series Surface Mount – 1000W > 1KSMB series The 1KSMB series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated t"WBJMBCMFJOCSFBLEPXO Voltage from 6.8V to 160V specially designed for automotive t0GGFST)JHI4VSHFSBUJOH in compact package: bridges the gap between 600W and 1 .5KW TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 1000 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 5.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 100 A Maximum Instantaneous Forward Voltage at 50A for Unidirectional only (Note 4) V F 3.5V/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 100 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF<3.5V for VBR _< 50V and VF<5.0V for VBR _> 51V . AGENCY AGENCY FILE NUMBER E128662 1KSMB Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1000W > 1KSMB series 1KSMB Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. The avaliable parts are “ A ” type only, the parts without A (VBR is ± 10%) is not avaliable.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1000W > 1KSMB series 1KSMB Series Physical Specifications Weight 0.003 ounce, 0.093 grams Case JEDEC DO214AA. Molded plastic body over glass passivated junction Polarity Color band denotes cathode except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 1KSMB Series Surface Mount – 1000W > 1KSMB series Dimensions Inches Millimeters Min Max Min Max A 0.077 0.086 1 .950 2.200 B 0.160 0.180 4.060 4.570 C 0.130 0.155 3.300 3.940 D 0.084 0.096 2.130 2.440 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.205 0.220 5.210 5.590 H 0.006 0.012 0.152 0.305 I 0.089 - 2.260 - J 0.085 - 2.160 - K - 0.107 - 2.7 40 L 0.085 - 2.160 - I LKJ Dimensions A D E G F H C B Cathode Band DO-214AA (SMB J-Bend) Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification 1KSMBxxxXX DO-214AA 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES 1KSMB XXX C A F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMCJ Series Surface Mount – 1500W > SMCJ series SMCJ SeriesRoHS TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1%×V BR @25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated The SMCJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 1500 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 200 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only (Note 4) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 15 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. V F<3.5V for VBR __< 200V and VF<5.0V for VBR __> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals AGENCY AGENCY FILE NUMBER E230531 SMCJ Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1500W > SMCJ series SMCJ Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMCJ Series Surface Mount – 1500W > SMCJ series Ratings and Characteristic Curves (TA=25°C unless otherwise noted) 100 0.000001 0.00001 0.0001 0.001 td-Pulse Width (sec.) PPPM-Peak Pulse Power (kW) Copper Pad Area IPPM- Peak Pulse Current, % IRSM 100 150 1.0 2.0 3.0 4.0 tr=10μsec Peak Value IPPM IPPM TJ=25°C Pulse Width(td) is defined as the point where the peak current decays to 50% of IPPM 10/1000μsec. Waveform as defined by R.E.A td t-Time (ms) Half Value IPPM ( ) IPSM-Peak Forward Surge Current (A) 100 200 10 100 Number of Cycles at 60Hz

8.3 Single Half Sine-Wave

(JEDEC Method) Undirectional Only TJ=TJ MAX 100 1000 10000 100000 1.0 10.0 100.0 1000.0 Cj (pF) Tj=25C f=1.0MHz Vsig=50m Vp-p Uni-directional V=0V Bi-directional V=0V VBR - Reverse Breakdown Voltage (V) Bi-directional @VR Uni-directional @VR 0.5 1.5 2.5 3.5 4.5 5.5 6.5 0 25 50 75 100 125 150 175 PM(AV), Steady Sate Power Dissipation (W) TA - Ambient Temperature (ºC) Figure 1 - Peak Pulse Power Rating Figure 2 - Pulse Derating Curve Figure 3 - Pulse Waveform Figure 4 - T ypical Junction Capacitance Figure 5 - Steady State Power Dissipation Derating Curve 100 120 140 160 180 200 1 10 100 Number of Cycles at 60 Hz IFSM - Peak Forward Surge Current (A) Figure 6 - Maximum Non-Repetitive Peak Forward Surge Current Uni-Directional Only

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1500W > SMCJ series SMCJ Series Physical Specifications Weight 0.007 ounce, 0.21 grams Case JEDEC DO214AB. Molded plastic body over glass passivated junction Polarity Color band denotes positive end (cathode) except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Dimensions Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Dimensions Inches Millimeters Min Max Min Max A 0.114 0.126 2.900 3.200 B 0.260 0.280 6.600 7 .110 C 0.220 0.245 5.590 6.220 D 0.079 0.103 2.060 2.620 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.305 0.320 7 .750 8.130 H 0.006 0.012 0.152 0.305 I 0.129 - 3.300 - J 0.094 - 2.400 - K - 0.165 - 4.200 L 0.094 - 2.400 - DO-214AB (SMC J-Bend) Cathode Band B F G H E C D A I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMCJ Series Surface Mount – 1500W > SMCJ series Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification SMCJxxxXX DO-214AB 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES SMCJ XXX C A F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Surface Mount – 1500W > 1.5SMC series 1.5SMC Series 1.5SMC SeriesRoHS TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ V BR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 13V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated The 1 .5SMC series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 1500 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 200 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only (Note 4) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 15 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. 4. VF<3.5V for VBR _< 200V and VF<5.0V for VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals AGENCY AGENCY FILE NUMBER E230531 1.5SMC Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1500W > 1.5SMC series 1.5SMC Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. The avaliable parts are “ A ” type only, the parts without A (VBR is ± 10%) is not avaliable.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 1500W > 1.5SMC series 1.5SMC Series Physical Specifications Weight 0.007 ounce, 0.21 grams Case JEDEC DO214AB. Molded plastic body over glass passivated junction Polarity Color band denotes positive end (cathode) except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Dimensions Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Dimensions Inches Millimeters Min Max Min Max A 0.114 0.126 2.900 3.200 B 0.260 0.280 6.600 7 .110 C 0.220 0.245 5.590 6.220 D 0.079 0.103 2.060 2.620 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.305 0.320 7 .750 8.130 H 0.006 0.012 0.152 0.305 I 0.129 - 3.300 - J 0.094 - 2.400 - K - 0.165 - 4.200 L 0.094 - 2.400 - DO-214AB (SMC J-Bend) Cathode Band B F G H E C D A I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Surface Mount – 1500W > 1.5SMC series 1.5SMC Series Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification 1 .5SMCxxxXX DO-214AB 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES 1.5SMC XXX C A Part Marking System F XXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMDJ Series Surface Mount – 3000W > SMDJ series AGENCY AGENCY FILE NUMBER E230531 SMDJ SeriesRoHS The SMDJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Maximum Ratings and Thermal Characteristics A=25OC unless otherwise noted) Agency Approvals Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25ºC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 3000 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 300 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only V F 3.5 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 15 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only, duty cycle=4 per minute maximum. TVS devices are ideal for the protection of I/O Interfaces, VCC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications in order to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 12V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated SMDJ Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 3000W > SMDJ series SMDJ Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For parts without A , the VBR is ± 10%, and VC is 5% higher than A parts. For bidirectional type having VR of 10 volts and less, the IR limit is double.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 3000W > SMDJ series SMDJ Series Physical Specifications Weight 0.007 ounce, 0.21 grams Case JEDEC DO214AB. Molded plastic body over glass passivated junction Polarity Color band denotes positive end (cathode) except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Dimensions Dimensions Inches Millimeters Min Max Min Max A 0.114 0.126 2.900 3.200 B 0.260 0.280 6.600 7 .110 C 0.220 0.245 5.590 6.220 D 0.079 0.103 2.060 2.620 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.305 0.320 7 .750 8.130 H 0.006 0.012 0.152 0.305 I 0.129 - 3.300 - J 0.094 - 2.400 - K - 0.165 4.200 L 0.094 - 2.400 - Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C DO-214AB (SMC J-Bend) Cathode Band B F G H E C D A I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SMDJ Series Surface Mount – 3000W > SMDJ series Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification SMDJxxxXX DO-214AB 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES SMDJ XXX C A F XXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 5.0SMDJ Series Surface Mount – 5000W > 5.0SMDJ series AGENCY AGENCY FILE NUMBER E230531 5.0SMDJ SeriesRoHS The 5.0SMDJ series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. TVS devices are ideal for the protection of I/O Interfaces, V CC bus and other vulnerable circuits used in Telecom, Computer, Industrial and Consumer electronic applications. Maximum Ratings and Thermal Characteristics A=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t'PSTVSGBDFNPVOUFE applications to optimize board space t-PXQSPmMFQBDLBHF t#VJMUJOTUSBJOSFMJFG t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0V to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 5μA above 22V t)JHI5FNQFSBUVSF soldering guaranteed: 260°C/40 seconds at terminals t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability 94V-O t.BUUF5JO-FBEoGSFF Plated Parameter Symbol Value Unit Peak Pulse Power Dissipation at TA=25OC by 10x1000μs waveform (Fig.1)(Note 1), (Note 2) PPPM 5000 W Power Dissipation on infinite heat sink at TA=50OC PM(AV) 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave (Note 3) IFSM 300 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only V F 5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 150 °C Typical Thermal Resistance Junction to Lead RuJL 15 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 3. Measured on 8.3ms single half sine wave or equivalent square wave for unidirectional device only,duty cycle=4 per minute maximum. 5.0SMDJ Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 5000W > 5.0SMDJ series 5.0SMDJ Series (Uni) Part Number (Bi) Marking Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval UNI BI MIN MAX For Bidirectional type having VR of 20 volts and less,the IR limit is double.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Surface Mount – 5000W > 5.0SMDJ series 5.0SMDJ Series Physical Specifications Weight 0.007 ounce, 0.21 grams Case JEDEC DO214AB. Molded plastic body over glass passivated junction Polarity Color band denotes positive end (cathode) except Bidirectional. T erminal Matte Tin-plated leads, Solderable per JESD22-B102D Dimensions Dimensions Inches Millimeters Min Max Min Max A 0.114 0.126 2.900 3.200 B 0.260 0.280 6.600 7 .110 C 0.220 0.245 5.590 6.220 D 0.079 0.103 2.060 2.620 E 0.030 0.060 0.760 1 .520 F - 0.008 - 0.203 G 0.305 0.320 7 .750 8.130 H 0.006 0.012 0.152 0.305 I 0.129 - 3.300 - J 0.094 - 2.400 - K - 0.165 - 4.200 L 0.094 - 2.400 - Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C DO-214AB (SMC J-Bend) Cathode Band B F G H E C D A I LKJ

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 5.0SMDJ Series Surface Mount – 5000W > 5.0SMDJ series Part Numbering System Packaging Part number Component Package Quantity Packaging Option Packaging Specification 5.0SMDJxxxXX DO-214AB 3000 5BQF3FFMoNNwUBQF EIA STD RS-481 Part Marking System VOLTAGE BI-DIRECTIONAL 5% VOLTAGE TOLERANCE SERIES 5.0SMDJ XXX C A F XXXX Marking Code Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 400W > P4KE series P4KE Series P4KE SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The P4KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 400 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 1. 5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 40 A Maximum Instantaneous Forward Voltage at 25A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 60 °C/W Typical Thermal Resistance Junction to Ambient RuJA 100 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF<5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in DO-41 Package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 13V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated AGENCY AGENCY FILE NUMBER E230531 P4KE Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 400W > P4KE series P4KE Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR@ IT (V) Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR(μA) Agency Approval MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 400W > P4KE series P4KE Series Physical Specifications Weight 0.012oz., 0.3g Case JEDEC DO-204AL (DO-41) molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.160 0.205 4.10 5.20 C 0.028 0.034 0.71 0.86 D 0.080 0.107 2.00 2.70 D A A C B DO-204AL (DO-41) Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 260OC Dipping Time : 5 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 400W > P4KE series P4KE Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification P4KExxxXX DO-204AL 5000 Tape & Reel EIA STD RS-296E P4KExxxXX-B DO-204AL 500 BOX Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE P4KE xxxXX X Part Marking System F P4KEXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 500W > SA series SA Series The SA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. TVS devices are ideal for the protection of I/O interfaces, V CC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 500 W Steady State Power Dissipation on infinite heat sink at TL=75ºC (Fig. 5) PD 3.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 70 A Maximum Instantaneous Forward Voltage at 35A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF<5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in DO-15 Package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 13V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated AGENCY AGENCY FILE NUMBER E128662/E230531 SA Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 500W > SA series SA Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (V) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC@ IPP (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A, the VBR is ± 10%.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 500W > SA series SA Series Physical Specifications Weight 0.015oz., 0.4g Case JEDEC DO-204AC (DO-15) molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.230 0.300 5.80 7 .60 C 0.028 0.034 0.71 0.86 D 0.104 0.140 2.60 3.60 D A A C B DO-204AC (DO-15) Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 500W > SA series SA Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification SAxxxXX DO-204AC 4000 Tape & Reel EIA STD RS-296E SAxxxXX-B DO-204AC 1000 Bulk Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE SAxxxXX X Part Marking System F SAXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SAC Series Axial Leaded – 500W > SAC series AGENCY AGENCY FILE NUMBER E230531 SAC SeriesRoHS The SAC Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. TVS devices are ideal for the protection of I/O interfaces, V CC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 500 W Steady State Power Dissipation on infinite heat sink at TL=75ºC (Fig. 5) PD 3.0 W Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Note: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t(MBTTQBTTJWBUFEDIJQ junction in DO-15 Package t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated t*EFBMGPSEBUBMJOF (V) Breakdown Voltage VBR (V) Maximum Reverse Leakage IR @ VR (μA) Maximum Clamping Voltage at Ipp=5.0A VC (V) Maximum Peak Pulse Current (Fig.3) IPP (A) Maximum Junction Capacitance @ 0 Volts (pF) Working Inverse Blocking Voltage VWIB (V) Inverse Blocking Leakage Current at IIB @ VWIB (mA) Peak Inverse Blocking Voltage VPIB (V) Agency Approval MIN SAC Series

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SAC Series Axial Leaded – 500W > SAC series Physical Specifications Weight 0.015oz., 0.4g Case JEDEC DO-204AC (DO-15) molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.230 0.300 5.80 7 .60 C 0.028 0.034 0.71 0.86 D 0.104 0.140 2.60 3.60 C B AA D DO-204AC (DO-15) Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 500W > SAC series SAC Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification SACxxxXX DO-204AC 4000 Tape & Reel EIA STD RS-296E SACxxxXX-B DO-204AC 1000 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE SAC xxxX Part Marking System F SACXX Product Type Littelfuse Logo Cathode Band Schematic

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 600W > P6KE series P6KE Series AGENCY AGENCY FILE NUMBER E128662/E230531 P6KE SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The P6KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 600 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 5.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 100 A Maximum Instantaneous Forward Voltage at 50A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 20 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF< 5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in DO-15 Package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 13V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated P6KE Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 600W > P6KE series P6KE Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (V) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR@ VR (μA) Agency Approval MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 600W > P6KE series P6KE Series Physical Specifications Weight 0.015oz., 0.4g Case JEDEC DO-204AC (DO-15) molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.230 0.300 5.80 7 .60 C 0.028 0.034 0.71 0.86 D 0.104 0.140 2.60 3.60 D A A C B DO-204AC (DO-15) Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 600W > P6KE series P6KE Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification P6KExxxXX DO-204AC 4000 Tape & Reel EIA STD RS-296E P6KExxxXX-B DO-204AC 1000 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE P6KE xxxXX X Part Marking System F P6KEXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 1500W > 1.5KE series 1.5KE Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/1.5KE.html for the most current information AGENCY AGENCY FILE NUMBER E128662/E230531 1.5KE SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 1 .5KE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 1500 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 6.5 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 200 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 15 °C/W Typical Thermal Resistance Junction to Ambient RuJA 75 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF<5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in DO-201 Package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 1μA above 13V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated 1.5KE Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 1500W > 1.5KE series 1.5KE Series Specifications are subject to change without notice. Please refer to www.littelfuse.com /series/1.5KE.html for the most current information (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ Ipp (Volts) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μA) Agency Approval MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A, the VBR is +10% and VC is 5% higher than with A parts.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 1500W > 1.5KE series 1.5KE Series Specifications are subject to change without notice. Please refer to www.littelfuse.com /series/1.5KE.html for the most current information Physical Specifications Weight 0.045oz., 1 .2g Case JEDEC DO-201 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.285 0.375 7 .20 9.50 C 0.038 0.042 0.96 1 .07 D 0.190 0.210 4.80 5.30 D A A C B DO-201 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 1500W > 1.5KE series 1.5KE Series Specifications are subject to change without notice. Please refer to www.littelfuse.com/series/1.5KE.html for the most current information Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 1 .5KExxxXX DO-201 1200 Tape & Reel EIA STD RS-296E 1 .5KExxxXX-B DO-201 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 1.5KE xxxXX X Part Marking System F 1.5KEXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes LCE Series Axial Leaded – 1500W > LCE series AGENCY AGENCY FILE NUMBER E128662/E230531 LCE SeriesRoHS The LCE Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. TVS devices are ideal for the protection of I/O interfaces, V CC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 1500 W Steady State Power Dissipation on infinite heat sink at TL=75ºC (Fig. 5) PD 6.5 W Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Note: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t(MBTTQBTTJWBUFEDIJQ junction in DO-201 Package t8QFBLQVMTFQPXFS capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated t*EFBMGPSEBUBMJOF

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 1500W > LCE series LCE Series VR (V) Breakdown Voltage VBR (V) Test Current IT (mA) Maximum Reverse Leakage IR @ VR (μA) Maximum Clamping Voltage at Ipp VC (V) Maximum Peak Pulse Current (Fig.3) IPPM (A) Maximum Junction Capacitance @ 0 Volts (pF) Working Inverse Blocking Voltage VWIB (V) Inverse Blocking Leakage Current at IIB @ VWIB (mA) Peak Inverse Blocking Voltage VPIB (V) Agency Approval MIN MAX Note: For parts without A, the VBR is ± 10%.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 1500W > LCE series LCE Series Physical Specifications Weight 0.045oz., 1 .2g Case JEDEC DO-201 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.285 0.375 7 .20 9.50 C 0.038 0.042 0.96 1 .07 D 0.190 0.210 4.80 5.30 C B AA D DO-201 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes LCE Series Axial Leaded – 1500W > LCE series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification LCExxxXX DO-201 1200 Tape & Reel EIA STD RS-296E LCExxxXX-B DO-201 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE LCE xxxA X Part Marking System F XXX Product Type Littelfuse Logo Cathode Band Schematic

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 3KP Series Axial Leaded – 3000W > 3KP series AGENCY AGENCY FILE NUMBER E230531 3KP SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 3KP Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 3000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 7. 0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 300 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF<5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 12V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”, (9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated 3KP Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 3000W > 3KP series 3KP Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ IPP (V) Maximum Peak Pulse Current IPP (A) Maximum Reverse Leakage IR@ VR (μ A) Agency Approval MIN MAX For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts For bidirectional type having VR of 10 volts and less, the IR limit is double.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 3000W > 3KP series 3KP Series Physical Specifications Weight 0.07oz., 2.1g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time C B AA D

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 3KP Series Axial Leaded – 3000W > 3KP series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 3KPxxxXX P600 800 Tape & Reel EIA STD RS-296E 3KPxxxXX-B P600 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 3KPxxxXX X Part Marking System F 3KPXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 5000W > 5KP series 5KP Series AGENCY AGENCY FILE NUMBER E128662/E230531 5KP SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 5KP Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 5000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 8.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 400 A Maximum Instantaneous Forward Voltage at 100A for Unidirectional only (Note 3) V F 3.5/5.0 V Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. 3. VF<3.5V for devices of VBR _< 200V and VF<5.0V for devices of VBR _> 201V . Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 12V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”, (9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated 5KP Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 5000W > 5KP series 5KP Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Clamping Voltage VC @ IPP (V) Maximum Peak Pulse Current IPP (A) Maximum Reverse Leakage IR @ VR (μ A) Agency Approval MIN MAX For bidirectional type having VR of 10 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 5000W > 5KP series 5KP Series Physical Specifications Weight 0.07oz., 2.1g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 C B AA D P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 5000W > 5KP series 5KP Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 5KPxxxXX P600 800 Tape & Reel EIA STD RS-296E 5KPxxxXX-B P600 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 5KPxxxXX X Part Marking System F 5KPXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 15000W > 15KPA series 15KPA Series AGENCY AGENCY FILE NUMBER E128662/E230531 15KPA SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 15KPA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 15000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 8.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 400 A Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 36V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”, (9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated 15KPA Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 15000W > 15KPA series 15KPA Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μ A) Maximum Clamping Voltage VC @ IPP (V) Agency Approval MIN 15KPA17A 15KPA17CA 17 18.99 50 515.4 5000 29.3 X 15KPA18A 15KPA18CA 18 20.11 50 488.7 5000 30.9 X 15KPA20A 15KPA20CA 20 22.34 20 440.2 1500 34.3 X 15KPA22A 15KPA22CA 22 24.57 10 407 .0 500 37 .1 X 15KPA24A 15KPA24CA 24 26.81 5 371 .0 150 40.7 X 15KPA26A 15KPA26CA 26 29.04 5 343.2 50 44.0 X 15KPA28A 15KPA28CA 28 31 .28 5 317 .9 25 47 .5 X 15KPA30A 15KPA30CA 30 33.51 5 297 .8 15 50.7 X 15KPA33A 15KPA33CA 33 36.90 5 276.1 2 54.7 X 15KPA36A 15KPA36CA 36 40.20 5 252.5 2 59.8 X 15KPA40A 15KPA40CA 40 44.70 5 229.5 2 65.8 X 15KPA43A 15KPA43CA 43 48.00 5 216.3 2 69.8 X 15KPA45A 15KPA45CA 45 50.30 5 207 .4 2 72.8 X 15KPA48A 15KPA48CA 48 53.60 5 194.3 2 77 .7 X 15KPA51A 15KPA51CA 51 57 .00 5 182.1 2 82.9 X 15KPA54A 15KPA54CA 54 60.30 5 172.2 2 87 .7 X 15KPA58A 15KPA58CA 58 64.80 5 161 .0 2 93.8 X 15KPA60A 15KPA60CA 60 67 .00 5 155.0 2 97 .4 X 15KPA64A 15KPA64CA 64 71 .50 5 144.9 2 104.2 X 15KPA70A 15KPA70CA 70 78.20 5 132.9 2 113.6 X 15KPA75A 15KPA75CA 75 83.80 5 123.8 2 122.0 X 15KPA78A 15KPA78CA 78 87 .10 5 119.7 2 126.1 X 15KPA85A 15KPA85CA 85 94.90 5 109.7 2 137 .6 X 15KPA90A 15KPA90CA 90 100.50 5 103.7 2 145.6 X 15KPA100A 15KPA100CA 100 111 .70 5 93.6 2 161 .3 X 15KPA110A 15KPA110CA 110 122.90 5 84.5 2 178.6 X 15KPA120A 15KPA120CA 120 134.00 5 78.5 2 192.3 X 15KPA130A 15KPA130CA 130 145.20 5 72.5 2 208.3 X 15KPA150A 15KPA150CA 150 167 .60 5 62.4 2 241 .9 X 15KPA160A 15KPA160CA 160 178.70 5 58.4 2 258.6 X 15KPA170A 15KPA170CA 170 189.90 5 55.4 2 272.7 X 15KPA180A 15KPA180CA 180 201 .10 5 52.3 2 288.5 X 15KPA200A 15KPA200CA 200 223.40 5 47 .3 2 319.1 X 15KPA220A 15KPA220CA 220 245.70 5 35.2 2 428.6 X 15KPA240A 15KPA240CA 240 268.10 5 39.3 2 384.6 X 15KPA260A 15KPA260CA 260 290.40 5 36.2 2 416.7 X 15KPA280A 15KPA280CA 280 312.80 5 33.2 2 454.5 X For bidirectional type having VR of 30 volts and less, the IR limit is double. For parts without A, the VBR is +10% and Vc is 5% higher than with A parts

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 15000W > 15KPA series 15KPA Series Physical Specifications Weight 0.07oz., 2.5g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 C B AA D P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes Axial Leaded – 15000W > 15KPA series 15KPA Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 15KPAxxxXX P600 800 Tape & Reel EIA STD RS-296E 15KPAxxxXX-B P600 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 15KPA xxxXXX Part Marking System F 15KPAXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 20KPA Series Axial Leaded – 20000W > 20KPA series AGENCY AGENCY FILE NUMBER E230531 20KPA SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 20KPA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 20000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 8.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 400 A Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ V. = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 49V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated 20KPA Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 20000W > 20KPA series 20KPA Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @ VR (μ A) Maximum Clamping Voltage VC @ IPP (V) Agency Approval MIN 20KPA20A 20KPA20CA 20 22.34 50 548.9 5000 36.8 X 20KPA24A 20KPA24CA 24 26.81 50 490.3 5000 41 .2 X 20KPA26A 20KPA26CA 26 29.04 50 451 .9 2000 44.7 X 20KPA28A 20KPA28CA 28 31 .28 50 420.8 1000 48.0 X 20KPA30A 20KPA30CA 30 33.51 5 392.2 250 51 .5 X 20KPA32A 20KPA32CA 32 35.7 4 5 372.0 150 54.3 X 20KPA34A 20KPA34CA 34 38.00 5 351 .3 50 57 .5 X 20KPA36A 20KPA36CA 36 40.20 5 328.5 20 61 .5 X 20KPA40A 20KPA40CA 40 44.70 5 297 .9 15 67 .8 X 20KPA44A 20KPA44CA 44 49.10 5 277 .9 2 72.7 X 20KPA48A 20KPA48CA 48 53.60 5 254.4 2 79.4 X 20KPA52A 20KPA52CA 52 58.10 5 235.4 2 85.8 X 20KPA56A 20KPA56CA 56 62.60 5 218.1 2 92.6 X 20KPA60A 20KPA60CA 60 67 .00 5 207 .0 2 97 .6 X 20KPA64A 20KPA64CA 64 71 .50 5 194.2 2 104.0 X 20KPA68A 20KPA68CA 68 76.00 5 183.6 2 110.0 X 20KPA72A 20KPA72CA 72 80.40 5 17 4.1 2 116.0 X 20KPA80A 20KPA80CA 80 89.40 5 155.4 2 130.0 X 20KPA88A 20KPA88CA 88 98.30 5 142.3 2 142.0 X 20KPA96A 20KPA96CA 96 107 .20 5 130.3 2 155.0 X 20KPA104A 20KPA104CA 104 116.20 5 120.2 2 168.0 X 20KPA112A 20KPA112CA 112 125.10 5 111 .0 2 182.0 X 20KPA120A 20KPA120CA 120 134.00 5 104.1 2 194.0 X 20KPA132A 20KPA132CA 132 147 .40 5 94.8 2 213.0 X 20KPA144A 20KPA144CA 144 160.80 5 87 .1 2 232.0 X 20KPA160A 20KPA160CA 160 178.70 5 78.3 2 258.0 X 20KPA172A 20KPA172CA 172 192.10 5 72.9 2 277 .0 X 20KPA180A 20KPA180CA 180 201 .10 5 69.4 2 291 .0 X 20KPA192A 20KPA192CA 192 214.50 5 65.4 2 309.0 X 20KPA204A 20KPA204CA 204 227 .90 5 61 .4 2 329.0 X 20KPA216A 20KPA216CA 216 241 .30 5 58.0 2 348.0 X 20KPA232A 20KPA232CA 232 259.10 5 54.0 2 37 4.0 X 20KPA240A 20KPA240CA 240 268.10 5 52.2 2 387 .0 X 20KPA256A 20KPA256CA 256 286.00 5 49.0 2 412.0 X 20KPA280A 20KPA280CA 280 312.80 5 44.8 2 451 .0 X 20KPA300A 20KPA300CA 300 335.10 5 41 .8 2 483.0 X For bidirectional type having VRWM of 40 volts and less, the IR limit is double. For parts without A , the VBR is ± 10% and VC is 5% higher than with A parts.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 20000W > 20KPA series 20KPA Series Physical Specifications Weight 0.07oz., 2.5g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time C B AA D

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 20KPA Series Axial Leaded – 20000W > 20KPA series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 20KPAxxxXX P600 800 Tape & Reel EIA STD RS-296E 20KPAxxxXX-B P600 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 20KPA xxxXXX Part Marking System F 20KPAXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 30KPA Series Axial Leaded – 30000W > 30KPA series 30KPA SeriesRoHS TVS devices are ideal for the protection of I/O interfaces, VCC bus and other vulnerable circuits used in telecom, computer, industrial and consumer electronic applications. The 30KPA Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. Parameter Symbol Value Unit Peak Pulse Power Dissipation by 10x1000μs test waveform (Fig.1) (Note 1) PPPM 30000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PD 8.0 W Peak Forward Surge Current, 8.3ms Single Half Sine Wave Unidirectional only (Note 2) I FSM 400 A Operating Junction and Storage Temperature Range TJ, TSTG -55 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1 . Non-repetitive current pulse , per Fig. 3 and derated above TA = 25OC per Fig. 2. 2. Measured on 8.3ms single half sine wave or equivalent square wave, duty cycle=4 per minute maximum. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 10×1000μs waveform, repetition rate (duty cycles):0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t5ZQJDBM* R less than 2μA above 73V t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated AGENCY AGENCY FILE NUMBER E230531 Agency Approvals 30KPA Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 30000W > 30KPA series 30KPA Series (Uni) Part Number (Bi) Reverse Stand off Voltage VR (Volts) Breakdown Voltage VBR (Volts) @ IT Test Current IT (mA) Maximum Peak Pulse Current Ipp (A) Maximum Reverse Leakage IR @VR (μ A) Maximum Clamping Voltage VC @ IPP (V) Agency Approval MIN 30KPA28A 30KPA28CA 28 31 .28 50 606.0 5000 50.0 X 30KPA30A 30KPA30CA 30 33.51 50 548.9 5000 55.2 X 30KPA33A 30KPA33CA 33 36.90 50 517 .9 5000 58.5 X 30KPA36A 30KPA36CA 36 40.20 50 490.3 5000 61 .8 X 30KPA39A 30KPA39CA 39 43.60 20 450.9 2000 67 .2 X 30KPA42A 30KPA42CA 42 46.90 10 420.8 1000 72.0 X 30KPA43A 30KPA43CA 43 48.00 10 415.1 1000 73.0 X 30KPA45A 30KPA45CA 45 50.30 5 391 .5 250 77 .4 X 30KPA48A 30KPA48CA 48 53.60 5 371 .3 150 81 .6 X 30KPA51A 30KPA51CA 51 57 .00 5 350.7 50 86.4 X 30KPA54A 30KPA54CA 54 60.30 5 331 .5 20 91 .4 X 30KPA58A 30KPA58CA 58 64.80 5 327 .9 20 92.4 X 30KPA60A 30KPA60CA 60 67 .00 5 297 .1 15 102.0 X 30KPA64A 30KPA64CA 64 71 .50 5 291 .3 10 104.0 X 30KPA66A 30KPA66CA 66 73.70 5 283.2 2 107 .0 X 30KPA70A 30KPA70CA 70 78.20 5 278.0 2 109.0 X 30KPA71A 30KPA71CA 71 79.30 5 271 .7 2 111 .5 X 30KPA72A 30KPA72CA 72 80.40 5 265.8 2 114.0 X 30KPA75A 30KPA75CA 75 83.80 5 253.8 2 119.4 X 30KPA78A 30KPA78CA 78 87 .10 5 234.9 2 129.0 X 30KPA84A 30KPA84CA 84 93.80 5 217 .7 2 139.2 X 30KPA90A 30KPA90CA 90 100.50 5 207 .0 2 146.4 X 30KPA96A 30KPA96CA 96 107 .20 5 194.2 2 156.0 X 30KPA102A 30KPA102CA 102 113.90 5 183.0 2 165.6 X 30KPA108A 30KPA108CA 108 120.60 5 172.9 2 175.2 X 30KPA120A 30KPA120CA 120 134.00 5 155.9 2 194.4 X 30KPA132A 30KPA132CA 132 147 .40 5 142.3 2 213.0 X 30KPA144A 30KPA144CA 144 160.80 5 135.8 2 223.2 X 30KPA150A 30KPA150CA 150 167 .60 5 129.8 2 233.4 X 30KPA156A 30KPA156CA 156 17 4.30 5 123.7 2 245.0 X 30KPA160A 30KPA160CA 160 178.70 5 120.0 2 252.6 X 30KPA168A 30KPA168CA 168 187 .70 5 111 .2 2 272.4 X 30KPA170A 30KPA170CA 170 189.90 5 110.2 2 275.0 X 30KPA180A 30KPA180CA 180 201 .10 5 104.3 2 290.4 X 30KPA198A 30KPA198CA 198 221 .20 5 94.7 2 319.8 X 30KPA216A 30KPA216CA 216 241 .30 5 86.9 2 348.6 X 30KPA240A 30KPA240CA 240 268.10 5 78.3 2 387 .0 X 30KPA258A 30KPA258CA 258 288.20 5 72.8 2 416.4 X 30KPA260A 30KPA260CA 260 290.40 5 72.8 2 416.0 X 30KPA270A 30KPA270CA 270 301 .60 5 69.5 2 436.2 X 30KPA280A 30KPA280CA 280 312.80 5 65.3 2 464.0 X 30KPA288A 30KPA288CA 288 321 .70 5 64.5 2 469.9 X For bidirectional type having VRWM of 60 volts and less, the IR limit is double. For parts without A , the VBR is ± 10%.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 30000W > 30KPA series 30KPA Series Physical Specifications Weight 0.07oz., 2.5g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time C B AA D

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes 30KPA Series Axial Leaded – 30000W > 30KPA series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification 30KPAxxxXX P600 800 Tape & Reel EIA STD RS-296E 30KPAxxxXX-B P600 500 BULK Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: A Uni-Directional (5% Voltage Tolerance) CA Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE 30KPA xxxXXX Part Marking System F 30KPAXXX Product Type Littelfuse Logo Cathode Band

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes AK6 Series Axial Leaded – 6kA > AK6 series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak6.html for current information. AGENCY AGENCY FILE NUMBER E128662 The new AK6 series of high current transient suppressors have been specially designed for use in A.C. line protection and any demanding applications (AC or DC). They offer superior clamping characteristics over standard S.A.D. technologies by virtue of the Littelfuse Foldbak technology, which provides a clamping voltage lower than the avalanche voltage (but above the rated working voltage). Therefore, any voltage rise due to increased current conduction is contained to a minimum, providing the best possible protection level. They can also be connected in series and/or parallel to create very high capacity protection solutions. t3P)4DPNQMJBOU t'PMECBL™ technology for superior clamping factor t(MBTT1BTTJWBUFE+VODUJPO for reliabilty t#JEJSFDUJPOBM t6MUSBDPNQBDU times less volume than traditional discrete solutions t7FSZ-PX$MBNQJOH Voltage t4IBSQ#SFBLEPXO7PMUBHF t-PX4MPQF3FTJTUBODF Agency Approvals Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Note: Using 8 x 20μS wave shape as defined in IEC 61000-4-5. Part Numbers Standoff Voltage (VSO) Volts Max. Reserve Leakage (IR) @VSO μA Reverse Breakdown Voltage (VBR) @ IT Test Current IT Max. Clamping Voltage VCL @ Ipp Peak Pulse Current (IPP) (Note 1) Max. Temp Coefficient OF VBR Max. Capacitance

0 Bias 10kHz

Min Volts Max Volts (mA) V CL Volts I PP Amps (%/ OC) (nF) AK6 - 058C 58 20 64 70 10 110 6,000 0.1 8 X AK6 - 076C 76 20 85 95 10 140 6,000 0.1 6.5 X AK6 - 170C 170 20 180 220 10 260 6,000 0.1 2.8 X AK6 - 190C 190 20 200 245 10 290 6,000 0.1 2.5 X AK6 - 240C 240 20 250 285 10 340 6,000 0.1 2.0 X AK6 - 380C 380 20 401 443 10 520 6,000 0.1 1 .4 X AK6 - 430C 430 20 440 490 10 625 6,000 0.1 1 .0 X Parameter Symbol Value Unit Operating Junction and Storage Temperature Range TJ , TSTG (-)55 to 150 °C Current Rating1 IPP 6k A Note: 1 . Rated IPP measured with 8 x 20μS pulse. AK6 Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 6kA > AK6 series AK6 Series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak6.html for current information. Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Physical Specifications Weight Contact manufacturer Case Epoxy encapsulated T erminal Silver plated leads, solderable per MIL -STD-202 Method 208 Soldering Parameters Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C 100 120 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) Percent of Rated Value Ratings and Characteristic Curves (TA=25°C unless otherwise noted) Peak Power Derating

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes AK6 Series Axial Leaded – 6kA > AK6 series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak6.html for current information. L2 L1 A G D E F CB Dimensions Part Marking System LF AK6-xxxx Product Type Littelfuse LogoDate Code XX Note: UL mark does not appear on -058C & -076C. Part Numbering System AK6 XXXX Series Type Stand Off Voltage (Please Refer to Electrical Characteristics Chart) Dimensions Inches Millimeters A 0.950 24.15 B 0.095 2.4 C - 058C/076C 0.236 6.00 C 0.145 3.68 D 0.570 max. 14.48 max. E 0.050 1 .270 F 0.500 max. 12.70 max. G - 058C/076C 0.200 5.08 G - 170C/190C 0.320 8.13 G - 240C 0.370 9.4 G - 380C/430C 0.543 13.8 L1 0.310 7 .87 L1 - 380C/430C 0.150 3.81 L2= A - (G+L1) tolerance +/- 0.04 inch (1 .0 mm)

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes AK10 Series Axial Leaded – 10kA > AK10 series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak10.html for current information. AGENCY AGENCY FILE NUMBER E128662 The new AK10 series of high current transient suppressors have been specially designed for use in A.C. line protection and any demanding applications (AC or DC). They offer superior clamping characteristics over standard S.A.D. technologies by virtue of the Littelfuse Foldbak technology, which provides a clamping voltage lower than the avalanche voltage (but above the rated working voltage). Therefore, any voltage rise due to increased current conduction is contained to a minimum, providing the best possible protection level. They can also be connected in series and/or parallel to create very high capacity protection solutions. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) AK10 SeriesRoHS t3P)4DPNQMJBOU t'PMECBL™ technology for superior clamping factor t(MBTT1BTTJWBUFE+VODUJPO t#JEJSFDUJPOBM t6MUSB$PNQBDU times less volume than traditional discrete solutions t7FSZ-PX$MBNQJOH Voltage t4IBSQ#SFBLEPXO7PMUBHF t-PX4MPQF3FTJTUBODF Note: Using 8 x 20μS wave shaped defined in IEC 61000-4-5. Part Numbers Standoff Voltage (VSO) Volts Max. Reserve Leakage (IR) @VSO μA Reverse Breakdown Voltage (VBR) @ IT Test Current IT Max. Clamping Voltage VCL @ Peak Pulse Current (IPP) (Note 1) Max. Temp Coefficient of VBR Max. Capacitance Min Volts Max Volts (mA) V CL Volts I PP Amps (%/ OC) (nF) AK10 - 058C 58 20 64 70 10 110 10,000 0.1 6.5 X AK10 - 076C 76 20 85 95 10 140 10,000 0.1 6.5 X AK10 - 170C 170 20 180 220 10 260 10,000 0.1 2.8 X AK10 - 190C 190 20 200 245 10 290 10,000 0.1 2.5 X AK10 - 240C 240 20 250 285 10 340 10,000 0.1 2.2 X AK10 - 380C 380 20 401 443 10 520 10,000 0.1 2.0 X AK10 - 430C 430 20 440 490 10 625 10,000 0.1 1 .4 X Parameter Symbol Value Unit Operating Junction and Storage Temperature Range TJ , TSTG (-)55 to 150 °C Current Rating1 IPP 10 kA Note: 1 . Rated IPP measured with 8 x 20μs pulse. AK10 Series

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 10kA > AK10 series AK10 Series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak10.html for current information. Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Physical Specifications Weight Contact manufacturer Case Epoxy encapsulated T erminal Silver plated leads, solderable per MIL -STD-202 Method 208 Soldering Parameters Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Ratings and Characteristic Curves (TA=25°C unless otherwise noted) Peak Power Derating 100 120 0 25 50 75 100 125 150 AMBIENT TEMPERATURE (°C) Percent of Rated Value

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes AK10 Series Axial Leaded – 10kA > AK10 series All specifications are subject to change without notice. Please refer to http://www.littelfuse.com/series/ak10.html for current information. L2 L1 A G D E F CB Part Marking System LF AK10-xxxx XX Product Type Littelfuse LogoDate Code Dimensions Inches Millimeters A 0.950 24.15 B 0.095 2.4 C - 058C/076C 0.236 6.00 C 0.145 3.68 D 0.570 max. 14.48 max. E 0.050 1 .270 F 0.500 max. 12.70 max. G - 058C/076C 0.200 5.08 G - 170C/190C 0.362 9.2 G - 240C 0.420 10.67 G - 380C/430C 0.650 16.50 L1 0.310 7 .87 L1 - 380C/430C 0.177 4.5 L2= A - (G+L1) tolerance +/- 0.04 inch (1 .0 mm) Dimensions Part Numbering System (Please Refer to Electrical Characteristics Chart) AK10 XXXX Series Type Stand Off Voltage Note: UL mark does not appear on -058C and -076C.

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information.

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SLD Series Axial Leaded – 2200W > SLD series AGENCY AGENCY FILE NUMBER E230531 SLD SeriesRoHS Designed to protect sensitive electronics from: - Inductive Load Switching - Alternator Load Dump The SLD Series is packaged in a highly reliable industry standard P600 axial leaded package and is designed to provide percision overvoltage protection for sensitive electronics. Maximum Ratings and Thermal Characteristics (TA=25OC unless otherwise noted) Agency Approvals t3P)4DPNQMJBOU t5ZQJDBMNBYJNVN temperature coefficient Δ VBR = 0.1% × VBR@25°C t(MBTTQBTTJWBUFEDIJQ junction in P600 package t8QFBLQVMTF capability at 100μs × 150ms waveform, repetition rate (duty cycles): 0.01% t'BTUSFTQPOTFUJNF typically less than 1 .0ps from 0 Volts to BV min t&YDFMMFOUDMBNQJOH capability t-PXJODSFNFOUBMTVSHF resistance t)JHIUFNQFSBUVSF soldering guaranteed: 260°C/40 seconds / 0.375”,(9.5mm) lead length, 5 lbs., (2.3kg) tension t1MBTUJDQBDLBHFIBT Underwriters Laboratory Flammability classification 94V-O t.BUUF5JO-FBEoGSFF plated Parameter Symbol Value Unit Peak Pulse Power Dissipation 1 . 100μs x 150ms test waveform PPPM 2200 W 2. 8 x 20μs test waveform 5 0000 W Steady State Power Dissipation on inifinite heat sink at TL=75ºC (Fig. 5) PM(AV) 8.0 W Maximum Instantaneous Forward Voltage at 100A for Unidirectional only V F 3.5 V Operating Junction and Storage Temperature Range TJ, TSTG -65 to 175 °C Typical Thermal Resistance Junction to Lead RuJL 8.0 °C/W Typical Thermal Resistance Junction to Ambient RuJA 40 °C/W Notes: 1. VBR measured after IT applied for 300μs, IT= square wave pulse or equivalent. 2. Surge current waveform per 100μS x 150mS exponential wave and derated per Fig. 3. 3. All terms and symbols are consistent with ANSI/IEEE C62.35. Electrical Characteristics (TA=25°C unless otherwise noted) Part Number (Uni) Part Number (Bi) Breakdown Voltage VBR @ IT (V) Test Current IT (mA) Reverse Stand off Voltage VR (Volts) Maximum Reverse Leakage @ VR IR (μA) Maximum Peak Pulse Current Ipp (A) Maximum Clamping Voltage @ IPP VC (V) Agency Approval MIN MAX SLD10U-017 SLD10-018 11 .8 13 5.0 10 10 115 19.0 x SLD16U-017 SLD16-018 18.0 22.0 1 .0 16 10 76 28.6 x SLD24U-017 SLD24-018 25.0 30.0 1 .0 24 10 61 36.0 x SLD Series

©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. T ransient Voltage Suppression Diodes SLD Series Axial Leaded – 2200W > SLD series Physical Specifications Weight 0.07oz., 2.1g Case P600 molded plastic body over passivated junction. Polarity Color band denotes the cathode except Bipolar. T erminal Matte Tin axial leads, solderable per JESD22-B102D. Dimensions Dimensions Inches Millimeters Min Max Min Max A 1 .000 - 25.40 - B 0.340 0.360 8.60 9.10 C 0.048 0.052 1 .22 1 .32 D 0.340 0.360 8.60 9.10 C B AA D P600 Environmental Specifications T emperature Cycle JESD22-A104 Pressure Cooker JESD 22-A102 High T emp. Storage JESD22-A103 HTRB JESD22-A108 Thermal Shock JESD22-A106 Soldering Parameters Temperature (T Time (t) Ts(min) Ts(max) TL TP ts Preheat tL tp Ramp-up Critical Zone TL to TP Ramp-down t 25˚C to Peak 25˚C Reflow Condition -FBEoGSFFBTTFNCMZ Pre Heat - Temperature Min (Ts(min)) 150°C - Temperature Max (Ts(max)) 200°C - Time (min to max) (ts) oTFDT Average ramp up rate (Liquidus Temp (TL) to peak 3°C/second max TS(max) to TL - Ramp-up Rate 3°C/second max Reflow - Temperature (TL) (Liquidus) 217°C - Time (min to max) (ts) oTFDPOET Peak Temperature (TP) 260+0/-5 °C Time within 5°C of actual peak Temperature (tp) oTFDPOET Ramp-down Rate 6°C/second max Time 25°C to peak Temperature (TP) 8 minutes Max. Do not exceed 280°C Flow/Wave Soldering (Solder Dipping) Peak T emperature : 265OC Dipping Time : 10 seconds Soldering : 1 time

T ransient Voltage Suppression Diodes ©2008 Littelfuse, Inc. Specifications are subject to change without notice. Please refer to http://www.littelfuse.com for current information. Axial Leaded – 2200W > SLD series SLD Series Part Numbering System Packaging Part Number Component Package Quantity Packaging Option Packaging Specification SLDxxXXX P600 800 Tape & Reel EIA STD RS-296E SLDxxXX-B P600 500 BOX Littelfuse Concord Packing Spec. DM-0016 VOLTAGE CODE (Refer to the Electrical Characteristics table) TYPE CODE: U-017 Uni-Directional -018 Bi-Directional OPTION CODE: BLANK Reel Tape -B Bulk Packaging SERIES CODE SLD XX U-017 X Part Marking System F SLDXXX Product Type Littelfuse Logo Cathode Band

To assist you with your electronics design and selection processes, Littelfuse also offers: Comprehensive Online Product Specs on Littelfuse.com—Featuring easy-to-use navigation, search and selection tools, as well as additional product details. You can rely on Littelfuse.com for instant answers and continuously up-to-date information.. Printed Product Catalogs—For offline and off-the-shelf convenience, our printed product catalogs include data sheets, selection tables and tutorials covering all of our core technologies. Contact your Littelfuse product representative or visit www.littelfuse.com/catalogs to check availability. Circuit Protection Design Guides—Our application design center website, www.littelfuse.com/designcenter, offers a wealth of circuit protection guidance to help you select and apply the best circuit protection solution for your application.

Specifications descriptions and illustrative material in this literature are as accurate as known at the time of publication, but are subject to changes without notice. Visit www.littelfuse.com for the most up-to-date technical information. ©2008 Littelfuse, Inc. Printed in USA FORM NO. EC111 Littelfuse offers several technologies to protect sensitive electronic circuits from excess current resulting from overloads, short circuits, power cross or ground faults. Our overcurrent protection product line includes: Fuses Littelfuse offers the world’s broadest range of fuse types and ratings, including cartridge, leaded, surface mount and thin film designs PTC Protectors Positive Temperature Coefficient thermistor technology provides resettable current-limiting protection Littelfuse offers multiple technologies for overvoltage suppression and switching to protect sensitive electronic circuits from excessive voltage resulting from electrostatic discharge (ESD), load switching or lightning strikes. Our overvoltage protection product line includes: Varistors Littelfuse offers surface mount Multi-Layer Varistors (MLVs) and industrial Metal Oxide Varistors (MOVs) to protect against transients GDTs Gas Discharge Tubes (GDTs) to dissipate voltage through a contained plasma gas Thyristors Littelfuse's solid state switches control the flow of current in a wide range of appliances, tools and equipment SIDACtor® Devices Overvoltage protection specifically designed for telecom and datacom requirements TVS Diodes Silicon transient voltage suppression (TVS) devices SPAs Silicon Protection Arrays designed for analog and digital signal line protection PulseGuard® ESD Suppressors Small, fast-acting Electrostatic Discharge (ESD) suppressors As the world's #1 brand in circuit protection, Littelfuse offers a complete portfolio of circuit protection products. To request catalogs for the Littelfuse portfolio of circuit protection technologies, please contact your authorized Littelfuse product representative or visit our website at www.littelfuse.com/catalogs