1N4148WT FAIRCHILD

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1N4148WT / 1N4448WT / 1N914BWT — High Conductance Fast Switching Diode © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 1 March 2008 1N4148WT / 1N4448WT / 1N914BWT High Conductance Fast Switching Diode

  • Fast Switching Diode (Trr <4.0nsec)
  • Flat Lead, Surface Mount Device under 0.70mm Height
  • Extremely Small Outlin e Plastic Package SOD523F
  • Moisture Level Sensitivity 1
  • Pb-free Version and RoHS Compliant
  • Matte Tin (Sn) Lead Finish
  • Green Mold Compound Absolute Maximum Ratings* Ta=25°C unless otherwise noted * These ratings are limiting values above which the serviceability of any semiconductor device may be impaired. NOTES: 1) These ratings are based on a maximum junction temperature of 150 degrees C. 2) These are steady state limits. The factory should be consulted on applications involving pulsed or low duty cycle operations. Thermal Characteristics *Device mounted on FR-4 PCB minimum land pad. Electrical Characteristics* Ta=25°C unless otherwise noted Symbol Parameter Value Units VRSM Non-Repetitive Peak Reverse Voltage 75 V VRRM Repetitive Peak Reverse Voltage 75 V I FRM Repetitive Peak Forward Current 300 mA TJ Operating Junction Temperature Range -55 to +150 °C TSTG Storage Temperature Range -55 to +150 °C Symbol Parameter Value Unit RθJA Thermal Resistance, Junction to Ambient 500 °C/W PD Power Dissipation(TC=25°C) 200 mW Symbol Parameter Test Conditions Min Typ Max Units BVR Breakdown Voltage IR = 100 μA IR = 5 μA 100 75 V IR Reverse Current VR = 20 V VR = 75 V nA μA VF Forward Voltage 1N4448WT/ 914WT 1N4448WT 1N4448WT/ 914WT IF = 5 mA IF = 10 mA IF = 100 mA 0.62 0.72 V CO Diode Capacitance VR = 0, f = 1 MHz 4 pF TRR Reverse Recovery Time I F = 10 mA, VR = 6.0 V I RR = 1 mA, RL = 100 Ω 4 nS SOD-523F Band Indicates Cathode* Device Marking Code Device Type Device Marking 1N4148WT E1 1N4448WT E2 1N914BWT E3

1N4148WT / 1N4448WT / 1N914BWT — High Conductance Fast Switching Diode © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 2 Typical Performance Characteristics Total Capacitance Reverse Voltage (V) 02468 1 0 1 2 1 4 0.44 0.46 0.48 0.50 0.52 0.54 0.56 0.58 TA=25°C Capacitance [pF] Forward Voltage vs Ambient Temperature Forward Current, IF[mA] 0.01 0.1 1 10 100 0.0 0.2 0.4 0.6 0.8 1.0 1.2 Ta=-40°C Ta=25°C Ta=150°C Typical VF- Forward Voltage [V]

1N4148WT / 1N4448WT / 1N914BWT — High Conductance Fast Switching Diode © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 3 Typical Performance Characteristics Power Derating Curve Temperature [°C] 0 25 50 75 100 125 150 175 100 150 200 250 PD - Power Dissipation [mW] Reverse Current vs Reverse Voltage Reverse Voltage, VR[V] 10 20 30 40 50 60 70 80 90 100 10-1 100 101 102 103 104 105 Ta=150°C Ta=25°C Ta=-40°C Reverse Current [nA]

1N4148WT / 1N4448WT / 1N914BWT — High Conductance Fast Switching Diode © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 4 Typical Performance Characteristics VR - Reverse Voltage Reverse Voltage vs Reverse Current Reverse Current, IR[µA] 11 0 1 0 0 140 150 160 170 Ta=25°C

1N4148WT / 1N4448WT / 1N914BWT — High Conductance Fast Switching Diode © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 5 Package Dimension SOD-523F

1N4148WT / 1N4448WT / 1N914BWT High Conductance Fast Switching Diode 1N4148WT / 1N4448WT / 1N914BWT © 2007 Fairchild Semiconductor Corporation www.fairchildsemi.com 1N4148WT / 1N4448WT / 1N914BWT Rev. 1.0 6 Rev. I31 TRADEMARKS The following are registered and unregistered trademarks and service marks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHA NGES 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 PROD UCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS . THESE SPECIFICATIONS DO NOT EXPAND THE TERMS OF FAIRCHILD’S WORLDWIDE TERMS AND CONDITIONS, SPECIF ICALLY THE WARRANTY THEREIN, WHICH COVERS THESE PRODUCTS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CR ITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or sys tems 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 the labeling, can be reasonably expected to result in significant injury to the user. 2. A critical component is 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. PRODUCT STATUS DEFINITIONS Definition of Terms ACEx® Build it Now™ CorePLUS™ CROSSVOLT™ CTL™ Current Transfer Logic™ EcoSPARK Fairchild® Fairchild Semiconductor® FACT Quiet Series™ FACT FAST® FastvCore™ FPS™ FRFET Global Power ResourceSM Green FPS™ Green FPS™ e-Series™ GTO™ i-Lo™ IntelliMAX™ ISOPLANAR™ MegaBuck™ MICROCOUPLER™ MicroFET™ MicroPak™ MillerDrive™ Motion-SPM™ OPTOLOGIC OPTOPLANAR® PDP-SPM™ Power220® Power247® POWEREDGE® Power-SPM™ PowerTrench® Programmable Active Droop™ QFET QS™ QT Optoelectronics™ Quiet Series™ RapidConfigure™ SMART START™ SPM STEALTH™ SuperFET™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ The Power Franchise TinyBoost™ TinyBuck™ TinyLogic TINYOPTO™ TinyPower™ TinyPWM™ TinyWire™ µSerDes™ UHC UniFET™ VCX™ Datasheet Identification Product Status Definition Advance Information Formative or In Design This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. Preliminary First Production This datasheet contains preliminary data; supplementary data will be pub- lished at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. No Identification Needed Full Production This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice to improve design. Obsolete Not In Production This datasheet contains specifications on a product that has been discontin- ued by Fairchild semiconductor. The datasheet is printed for reference infor- mation only.