View 2sb1127 datasheet:

Ordering number:2452 PNP Epitaxial Planar Silicon Transistor 2SB1127 20V/5A Switching Applications Applications Package Dimensions · Strobe, power supplies, relay drivers, lamp drivers. unit:mm 2009A Features [2SB1127] · Adoption of FBET, MBIT processes. · Low saturation voltage. · Large current capacity. · Fast switching speed. JEDEC : TO-126 B : Base C : Collector E : Emitter Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO –25 V Collector-to-Emitter Voltage VCEO –20 V Emitter-to-Base Voltage VEBO –5 V Collector Current IC –5 A Collector Current (Pulse) ICP –8 A Base Current IB –0.5 A Collector Dissipation PC 1 W Tc=25?C 10 W ?C Junction Temperature Tj 150 Storage Temperature Tstg