View 2sa1864 datasheet:

Ordering number:EN4719 PNP Epitaxial Planar Silicon Transistor 2SA1864 Muting Circuits, Driver Applications Features Package Dimensions · On-chip bias resistors (R1=4.7k?, R2=4.7k?). unit:mm · Very small-sized package making 2SA1864-applied 2106A sets small and slim. [2SA1864] · High gain-bandwidth product fT. 1 : Base 2 : Emitter 3 : Collector SANYO : SMCP 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 –10 V Input Voltage VIN -14 V Collector Current IC –100 mA Colletor Current (Pulse) ICP –200 mA Base Current IB –20 mA Collector Dissipation PC 150 mW Junction Temperature Tj 150 ?C Storage Temperature Tstg –5