View 2sc945 utc datasheet:

UTC 2SC945 NPN EPITAXIAL SILICON TRANSISTOR AUDIO FREQUENCY AMPLIFIER HIGH FREQUENCY OSC NPN TRANSISTOR DESCRIPTION The UTC 2SC945 is an audio frequency amplifier high frequency OSC NPN transistor. FEATURES *Collector-Emitter voltage: BVCBO=50V TO-92 *Collector current up to 150mA *High hFE linearity *Complimentary to SA733 1:EMITTER 2:COLLECTOR 3: BASE ABSOLUTE MAXIMUM RATINGS ( Ta=25°C ,unless otherwise specified ) PARAMETER SYMBOL VALUE UNIT Collector-Base Voltage VCBO 60 V Collector-Emitter Voltage VCEO 50 V Emitter-Base Voltage VEBO 5 V Collector Dissipation(Ta=25°C) Pc 250 mW Collector Current Ic 150 mA Base Current IB 50 mA Junction Temperature Tj 125 °C Storage Temperature TSTG -55 ~ +150 °C ELECTRICAL CHARACTERISTICS(Ta=25°C,unless otherwise specified)