DTC943TUB NPN 400mA 20V Digital Transistor (Bias Resistor Builtin Transistor) For Muting. Datasheet llOutline Parameter Value SOT-323FL V 20V CEO SC-85 I 400mA C R 4.7k 1 (UMT3F) llFeatures llInner circuit 1) Built-In Biasing Resistor, R = 4.7k 1 2) High Breakdown Voltage of Emitter to Base BV is Min. 40V at I =50A EBO E 3) Low Output ON Resistance. R is Typ. 0.6 ON at V =5V I 4) Built-in bias resistors enable the configuration of an inverter circuit without connecting external input resistors (see inner circuit) . llApplication MUTING llPackaging specifications Basic Package Taping Reel size Tape width Part No. Package ordering Marking size code (mm) (mm) unit.(pcs) SOT-323FL DTC943TUB 2021 TL 180 8 3000 90 (UMT3F) llNotice This product might cause chip aging and breakdown under the large electrified environment. Please consider to design ESD protection circuit. www.rohm.com 1/5 20160905 - Rev.002 2016 ROHM Co., Ltd. All rights reserved. DTC943TUB Datasheet llAbsolute maximum ratings (T = 25C) a Parameter Symbol Values Unit V Collector-base voltage 40 V CBO V Collector-emitter voltage 20 V CEO V Emitter-base voltage 40 V EBO I Collector current 400 mA C *1 Power dissipation P 200 mW D Junction temperature T 150 j T Range of storage temperature -55 to +150 stg llElectrical characteristics (T = 25C) a Values Parameter Symbol Conditions Unit Min. Typ. Max. Collector-base breakdown BV I = 50A 40 - - V CBO C voltage Collector-emitter breakdown BV I = 1mA 20 - - V CEO C voltage BV Emitter-base breakdown voltage I = 50A 40 - - V EBO E Collector cut-off current I V = 40V - - 500 nA CBO CB Emitter cut-off current I V = 40V - - 500 nA EBO EB Collector-emitter saturation voltage V I = 30mA, I = 3mA - 30 100 mV CE(sat) C B h DC current gain V = 5V, I = 10mA 820 - 2700 - FE CE C R Input resistance - 3.29 4.7 6.11 k 1 V = 6V, I = -4mA, CE E *2 f Transition frequency - 35 - MHz T f = 10MHz V = 5V, i R Output on resistance - 0.6 - on R = 1k, f = 1kHz L (See test circuit) *1 Each terminal mounted on a reference land. *2 Characteristics of built-in transistor www.rohm.com 2/5 20160905 - Rev.002 2016 ROHM Co., Ltd. All rights reserved.