ksc945.pdf datasheet:

UTC KSC945 NPN EPITAXIAL SILICON TRANSISTOR AUDIO FREQUENCY AMPLIFIER HIGH FREQUENCY OSC NPN TRANSISTOR DESCRIPTION The UTC KSC945 is an audio frequency amplifier high frequency OSC NPN transistor. 1FEATURES *Collector-Base voltage: BVCBO=60V TO-92*Collector current up to 150mA *High hFE linearity *Complimentary to KSA733 1:EMITTER 2: BASE 3: COLLECTOR ABSOLUTE MAXIMUM RATINGS (Ta=25C, unless otherwise specified ) PARAMETER SYMBOL VALUE UNITCollector-Base Voltage VCBO 60 VCollector-Emitter Voltage VCEO 50 VEmitter-Base Voltage VEBO 5 VCollector Dissipation(Ta=25C) Pc 250 mWCollector Current Ic 150 mA Base Current IB 50 mAJunction Temperature Tj 150 C Storage Temperature TSTG -55 ~ +150 C ELECTRICAL CHARACTERISTICS (Ta=25C, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNITCollector-Base Bre