View 2sd1111 datasheet:

Ordering number:EN751C NPN Epitaxial Planar Silicon Darlington Transistor 2SD1111 Driver Applications Applications Package Dimensions · Motor drivers, printer hammer drivers, relay drivers, unit:mm voltage regulator control. 2003B [2SD1111] 5.0 Features 4.0 4.0 · High DC Current Gain (5000 or greater). · Large current capacity and wide ASO. · Low saturation voltage (VCE(sat)=0.8V typ). 0.45 0.5 0.44 0.45 1 : Emitter 2 : Collector 3 : Base 1 2 3 JEDEC : TO-92 EIAJ : SC-43 1.3 1.3 SANYO : NP Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 80 V Collector-to-Emitter Voltage VCEO 50 V Emitter-to-Base Voltage VEBO 10 V Collector Current IC 0.7 A Collector Current (Pulse) ICP 2 A