CNX35U FAIRCHILD | Alldatasheet

Document overview

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Technical content

DESCRIPTION

The CNX35U, CNX36U CNX38U and CNX39U are optically coupled isola- tors consisting of an infrared emitting GaAs diode and a silicon NPN photo- transistor with accessible base. These devices are housed in 6-pin dual-in- line packages (DIP). CNX35U CNX36U CNX38U CNX39U

APPLICATIONS

  • Power supply regulators
  • Digital logic inputs
  • Microprocessor inputs
  • Appliance sensor systems
  • Industrial controls

FEATURES

  • High output/input DC current transfer ratio
  • Low saturation voltage
  • UL recognized (File # E90700)
  • VDE recognized (File # 94766) -Ordering option ‘300’ (e.g. CNX35U.300)

5 COL

4 EMITTER

Parameters Symbol Device Value Units TOTAL DEVICE TSTG All -55 to +150 °CStorage Temperature Operating Temperature T OPR All -40 to +100 °C Lead Solder Temperature T SOL All 260 for 10 sec °C EMITTER Continuous Reverse Voltage VR All 5 V Continuous Forward Current IF All 100 mA Forward Current - Peak (10 µs pulse, δ = 0.01) I F(pk) All 3.0 A Total Power Dissipation up to 25°C Ambient PD All 200 mW Derate Linearly from 25°C All 2.0 mW/°C DETECTOR CNX38U 80 Collector to Emitter Voltage (open base) VCEO CNX35U, CNX36U, CNX39U 30 V CNX38U 120Collector to Base Voltage (open emitter) V CBO CNX35U, CNX36U, CNX39U 70 V Emitter to Collector Voltage (open base) V ECO All 7 V DC Collector Current I C All 100 mA Detector Power Dissipation up to 25°C Ambient PD All 200 mW Derate Linearly from 25°C All 2.0 mW/°C  2001 Fairchild Semiconductor Corporation DS300401 5/23/01 1 OF 8 www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS

Parameters Test Conditions Symbol Device Min Typ Max Units EMITTER Input Forward Voltage I F = 10 mA VF All 1.15 1.5 V Reverse Current V R = 5 V IR All 10 µA DETECTOR VCE = 10 V CNX35U, CNX36U,CNX39U 25 0 nA VCE = 50 V ICEO CNX38U 2 50 nA Leakage Current Collector to Emitter VCE = 10 V, TA = 70°C CNX35U, CNX36U,CNX39U 10 µA VCE = 50 V, TA = 70°C CNX38U 10 µA VCE = 10 V I CBO All 20 nA Breakdown Voltage Collector to Emitter I C = 1 mA, IF = 0 BV CEO CNX35U, CNX36U,CNX39U30 VCNX38U 80 Collector to Base I C = 0.1 mA, IF = 0 BV CBO CNX35U, CNX36U,CNX39U70 VCNX38U 120 Emitter to Collector I E = 0.1 mA, IF = 0 BV ECO All 7 V INDIVIDUAL COMPONENT CHARACTERISTICS ELECTRICAL CHARACTERISTICS (TA = 25°C Unless otherwise specified.) www.fairchildsemi.com 2 OF 8 5/23/01 DS300401 Characteristic Test Conditions Symbol Min Typ Max Units Input-Output Isolation Voltage t = 1 min. V ISO 5,300 VRMS Isolation Resistance V I-O = 500 VDC R ISO 11 0 T ! Isolation Capacitance IF =0, V = 0V, f = 1 MHz CISO 0.6 1.3 pF ISOLATION CHARACTERISTICS 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U

DC Characteristics Test Conditions Symbol Device Min Typ Max Units CNX35U 40 160 IF = 10 mA, VCE = 0.4 V CNX39U 60 100 Output/Input Current Transfer Ratio CNX36U 80 200 IF = 10 mA, VCE = 10 V CTR CNX38U 70 210 % IF = 16 mA, VCE = 0.4 V 50 IF = 2 mA, VCE = 5 V All 15 IF = 10 mA, IC = 2 mA CNX35U, CNX39U 0.15 0.4 Collector-Emitter Saturation Voltage IF = 10 mA, IC = 4 mA V CE(SAT) CNX36U 0.19 0.4 V IF = 16 mA, IC = 2 mA CNX38U 0.2 0.4 AC Characteristics Test Conditions Symbol Device Min Typ Max Units Non-Saturated Switching Times CNX35U 20 Turn-On Time RL = 100 Ω , IC = 2 mA, VCC = 5 V ton CNX39U 20 µs See Fig. 1 and Fig. 2 CNX36U 20 RL = 100 Ω , IC = 4 mA, VCC = 5 V CNX38U 20 CNX35U 20 Turn-Off Time RL = 100 Ω , IC = 2 mA, VCC = 5 V toff CNX39U 20 µsSee Fig. 1 and Fig. 2 CNX36U 20 RL = 100 Ω , IC = 4 mA, VCC = 5 V CNX38U 20 Saturated Switching Times CNX35U 50 Turn-On Time RL = 1 kΩ , IC = 2 mA, VCC = 5 V ton CNX39U 50 µs See Fig. 1 and Fig. 2 CNX36U 50 RL = 1 kΩ , IC = 4 mA, VCC = 5 V CNX38U 50 CNX35U 50 Turn-Off Time RL = 1 kΩ , IC = 2 mA, VCC = 5 V toff CNX39U 50 µsSee Fig. 1 and Fig. 2 CNX36U 50 RL = 1 kΩ , IC = 4 mA, VCC = 5 V CNX38U 50 TRANSFER CHARACTERISTICS (TA = 25°C Unless otherwise specified.) DS300401 5/23/01 3 OF 8 www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U

10% 90% Fig. 2 Switching Test Waveforms +V CC VO VI R L50Ω Fig. 1 Switching Test Circuit VO Fig. 3 LED Forward Voltage vs. Forward Current Fig. 5 Normalized CTR vs. Temperature Fig. 6 CTR vs. RBE (Unsaturated) Fig. 4 Normalized CTR vs. Forward Current IF - LED FORWARD CURRENT (mA) 1 10 100 V F - FORWARD VOLTAGE (V) 1.0 1.2 1.4 1.6 1.8 TA = -55oC TA = 25oC TA = 100oC FORWARD CURRENT - I F (mA) 0 5 10 15 20 NORMALIZED CTR 0.0 0.5 1.0 1.5 Normalized to IF = 10mAVCE = 5.0V TA = 25 oC AMBIENT TEMPERATURE T A - (oC) -75 -50 -25 0 25 50 75 100 125 NORMALIZED CTR 0.2 0.4 0.6 0.8 1.0 1.2 Normalized To CTR at: IF =10mA VCE = 5V TA = 25oC IF = 10mA IF = 5mA IF = 20mA R BE - BASE RESISTANCE (kΩ) 10 100 1000 NORMALIZED CTR ( CTR RBE / CTR RBE(OPEN) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 VCE = 5.0V IF = 20mA IF = 10mA IF = 5mA www.fairchildsemi.com 4 OF 8 5/23/01 DS300401 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U

Fig. 7 CTR vs. RBE (Saturated) Fig. 8 Normalized ton vs. RBE Fig. 9 Normalized toff vs. RBE Fig. 10 Switching Speed vs. Load Resistor R BE - BASE RESISTANCE (kΩ) 10 100 1000 NORMALIZED CTR ( CTR RBE / CTR RBE(OPEN) 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 IF = 20mA IF = 10mA IF = 5mA VCE = 0.3V R BE - BASE RESISTANCE (kΩ ) 10 100 1000 10000 100000 NORMALIZED t on - (t on(R BE ) / t on(open) 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 Ω VCC = 10V IC = 2mA R L = 100 R BE - BASE RESISTANCE (kΩ ) 10 100 1000 10000 NORMALIZED t off 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 Ω VCC = 10V IC = 2mA R L = 100 NORMALIZED TO t off AT RBE = OPEN R L - LOAD RESISTOR (kΩ ) 0.1 1 10 100 SWITCHING SPEED - ( µs) 0.1 100 1000 VCC = 10V IC = 2mA R L = 100Ω Toff Tf Ton Tr Fig. 11 Collector-Emitter Saturation Voltage as a Function of Collector Current IC - (mA) 0.01 0.1 1 10 V CEsat - (V) 0.001 0.01 0.1 IB = 0; TA = 25oC IF = 2.5mA IF = 10mAIF = 5mA IF = 20mA DS300401 5/23/01 5 OF 8 www.fairchildsemi.com 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U

All dimensions are in inches (millimeters) Lead Coplanarity : 0.004 (0.10) MAX 0.270 (6.86) 0.240 (6.10) 0.350 (8.89) 0.330 (8.38) 0.300 (7.62) TYP 0.405 (10.30) MAX 0.315 (8.00) MIN 0.016 (0.40) MIN PIN 1 ID. 0.016 (0.41) 0.008 (0.20) 0.100 (2.54) TYP 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.165 (4.18) 0.020 (0.51) MIN 0.100 (2.54) TYP 0.020 (0.51) MIN 0.350 (8.89) 0.330 (8.38) 0.270 (6.86) 0.240 (6.10) PIN 1 ID. 0.022 (0.56) 0.016 (0.41) 0.070 (1.78) 0.135 (3.43) 0.300 (7.62) TYP0° to 15° 0.154 (3.90) 0.100 (2.54) SEATING PLANE 0.016 (0.40) 0.008 (0.20) SEATING PLANE 0.016 (0.40) 0.008 (0.20) 0.070 (1.78) 0.045 (1.14) 0.350 (8.89) 0.330 (8.38) 0.154 (3.90) 0.100 (2.54) 0.200 (5.08) 0.135 (3.43) 0.004 (0.10) MIN 0.270 (6.86) 0.240 (6.10) 0.400 (10.16) TYP 0.016 (0.41) 0.100 (2.54) TYP 0.070 (1.78) 0.060 (1.52) 0.030 (0.76) 0.100 (2.54) 0.295 (7.49) 0.415 (10.54) Package Dimensions (Surface Mount)Package Dimensions (Through Hole) Package Dimensions (0.4”Lead Spacing) Recommended Pad Layout for Surface Mount Leadform 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS www.fairchildsemi.com 6 OF 8 5/23/01 DS300401 CNX35U CNX36U CNX38U CNX39U

All dimensions are in inches (millimeters) 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS DS300401 5/23/01 7 OF 8 www.fairchildsemi.com S .S Surface Mount Lead Bend SD .SD Surface Mount; Tape and reel W .W 0.4” Lead Spacing 300 .300 VDE 0884 300W .300W VDE 0884, 0.4” Lead Spacing 3S .3S VDE 0884, Surface Mount 3SD .3SD VDE 0884, Surface Mount, Tape & Reel Option Order Entry Identifier Description 4.0 ± 0.1 Ø1.55 ± 0.05 User Direction of Feed 4.0 ± 0.1 1.75 ± 0.10 7.5 ± 0.1 16.0 ± 0.3 12.0 ± 0.1 0.30 ± 0.05 13.2 ± 0.2 4.85 ± 0.20 0.1 MAX 10.30 ± 0.20 9.55 ± 0.20 Ø1.6 ± 0.1 Carrier Tape Specifications (“D” Taping Orientation)

ORDERING INFORMATION

CNX35U CNX36U CNX38U CNX39U

FAIRCHILD SEMICONDUCTOR RESERVES THE THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or systems which, (a) are intended for surgical implant into the body,or (b) support or sustain life, and (c) whose failure to perform when properly used in accordance with instructions for use provided in labeling, can be reasonably expected to result in a significant injury of the user. 2. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. www.fairchildsemi.com 8 OF 8 5/23/01 DS300401 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS CNX35U CNX36U CNX38U CNX39U