2SC3138 TOSHIBA Transistor Silicon NPN Triple Diffused Type (PCT process) 2SC3138 High Voltage Amplifier Applications High Voltage Switching Applications Unit: mm High voltage: VCBO = 200 V (max) VCEO = 200 V (max) Small flat package Complementary to 2SA1255 Absolute Maximum Ratings (Ta = 25°C) Characteristics Symbol Rating Unit Collector-base voltage Collector-emitter voltage Emitter-base voltage Collector current Base current Collector power dissipation J.