View 2sd1145 datasheet:

Ordering number:EN784E NPN Epitaxial Planar Silicon Transistor 2SD1145 High-Current Driver Applications Applications Package Dimensions · Relay drivers, hammer drivers, lamp drivers, strobe unit:mm DC-DC converters, motor drivers. 2006B [2SD1145] 6.0 Features 5.0 4.7 · Low saturation voltage. · Large current capacity and wide ASO. 0.5 0.6 0.5 0.5 1 : Emitter 2 : Collector 1 2 3 3 : Base EIAJ : SC-51 1.45 1.45 SANYO :MP Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 60 V Collector-to-Emitter Voltage VCEO 20 V Emitter-to-Base Voltage VEBO 6 V Collector Current IC 5 A Collector Current (Pulse) ICP 100ms, single pulse 8 A Collector Dissipation PC 0.9 W Junction Temperature Tj 150 ?