BAS31_1

BAS31 BAS31 3 Connection Diagram 3 3 2 1 L21 1 2 1 2 SOT-23 Small Signal Diode Absolute Maximum Ratings* Symbol VRRM IF(AV) IFSM TA = 25°C unless otherwise noted Parameter Maximum Repetitive Reverse Voltage Average Rectified Forward Current Non-repetitive Peak Forward Surge Current Pulse Width = 1.0 second Pulse Width = 1.0 microsecond Storage Temperature Range Operating Junction Temperature Value 120 200 1.0 2.0 -55 to +150 150 Units V mA A A °C °C Tstg TJ *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 Symbol PD RθJA Power Dissipation Thermal Resistance, Junction to Ambient TA = 25°C unless otherwise noted Parameter Value 350 357 Units mW °C/W Electrical Characteristics Symbol VR VF Parameter Breakdown Voltage Forward Voltage Test Conditions IR = 1.0 mA IF = 10 mA IF = 50 mA IF = 100 mA IF = 200 mA IF = 400 mA VR = 90 V VR = 90 V, TA = 150°C VR = 0, f = 1.0 MHz IF = IR = 30 mA, IRR = 3.0 mA, RL = 100 Ω Min 120 Max 750 840 900 1.0 1.25 100 100 35 50 Units V mV mV mV V V nA µA pF ns IR CT trr Reverse Current Total Capacitance Reverse Recovery Time 2001 Fairchild Semiconductor Corporation BAS31, Rev. C TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx™ Bottomless™ CoolFET™ CROSSVOLT ™ DenseTrench™ DOME™ EcoSPARK™ E2CMOSTM EnSignaTM FACT™ FACT Quiet Series™ DISCLAIMER FAST ® FASTr™ FRFET™ GlobalOptoisolator™ GTO™ HiSeC™ ISOPLANAR™ LittleFET™ MicroFET™ MicroPak™ MICROWIRE™ OPTOLOGIC™ OPTOPLANAR™ PACMAN™ POP™ Power247™ PowerTrench ® QFET™ QS™ QT Optoelectronics™ Quiet Series™ SILENT SWITCHER ® SMART START™ STAR*POWER™ Stealth™ SuperSOT™-3 SuperSOT™-6 SuperSOT™-8 SyncFET™ TinyLogic™ TruTranslation™ UHC™ UltraFET ® VCX™ STAR*POWER is used under license FAIRCHILD SEMICONDUCTOR RESERVES 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 FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: 1. Life support devices or systems are devices or 2. A critical component is any component of a life systems which, (a) are intended for surgical implant into support device or system whose failure to perform can the body, or (b) support or sustain life, or (c) whose be reasonably expected to cause the failure of the life failure to perform when properly used in accordance support device or system, or to affect its safety or with instructions for use provided in the labeling, can be effectiveness. reasonably expected to result in significant injury to the user. PRODUCT STATUS DEFINITIONS Definition of Terms Datasheet Identification Advance Information Product Status Formative or In Design Definition This datasheet contains the design specifications for product development. Specifications may change in any manner without notice. This datasheet contains preliminary data, and supplementary data will be published at a later date. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. This datasheet contains final specifications. Fairchild Semiconductor reserves the right to make changes at any time without notice in order to improve design. Preliminary First Production No Identification Needed Full Production Obsolete Not In Production This datasheet contains specifications on a product that has been discontinued by Fairchild semiconductor. The datasheet is printed for reference information only. Rev. H4