Path: OKDatasheet > Semiconductor Datasheet > ST Microelectronics Datasheet > BD137
BD137 manual: hfe min 40 Transistor polarity NPN Current Ic continuous max 1 A Voltage Vceo 60 V Current Ic (hfe) 0.15 A Power Ptot 12.5 W Temperature power 25 ?C Transistors number of 1