View 2sd2117 datasheet:

Ordering number:EN3204 NPN Epitaxial Planar Silicon Transistor 2SD2117 General Driver Applications Features Package Dimensions · Darlington connection. unit:mm · High DC current gain. 2064A · Large current capacity, wide ASO. [2SD2117] 2.5 1.45 6.9 1.0 0.6 0.9 0.5 1 2 3 0.45 1 : Emitter 2 : Collector 3 : Base 2.54 2.54 SANYO : NMP 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 1.5 A Collector Current (Pulse) ICP 3 A Collector Dissipation PC 1 W Junction Temperature Tj 150 ?C Storage Temperature Tstg –55 to +150 ?C Electrical Characteristics at Ta = 25?C Ratings Parameter Symbol