Darlington npn transistors trusemi tip142 darlington transistor npn polarity 100v collector emitter voltage vceo 100v collector base voltage vcbo 5v emitter base voltage veb 10a collector current 125w power 1000 dc current gain hfe 2ma collector cut off current 3v collector emitter saturation voltage to 220 case each 1 monolithic construction with built in base emitter shunt resistors high dc current gain complement to tip147t suitable for linear and switching industri