View 2sa1765 datasheet:

Ordering number:EN3181A PNP Epitaxial Planar Silicon Transistor 2SA1765 High-Speed Switching Applications Features Package Dimensions · Fast switching speed. unit:mm · Low collector saturation voltage. 2033 · High gain-bandwidth product. [2SA1765] · Small collector capacitance. · Complementary pair with the 2SC4454. B : Base C : Collector E : Emitter SANYO : SPA Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO –15 V Collector-to-Emitter Voltage VCEO –15 V Emitter-to-Base Voltage VEBO –5 V Collector Current IC –200 mA Collector Current (Pulse) ICP –500 mA Base Current IB –40 mA Collector Dissipation PC 300 mW ?C Junction Temperature Tj 150 Storage Temperature Tstg –55 to +150 ?C El