View 2sc4851 datasheet:

Ordering number:EN4558 NPN Epitaxial Planar Silicon Transistor 2SC4851 Muting Circuits Features Package Dimensions · Very small-sized package permitting 2SC4851- unit:mm applied sets to be made smaller and slimer. 2059B · Small output capacitance. [2SC4851] · Low collector-to-emitter saturation voltage. 0.3 · Small ON resistance. 0.15 3 0~0.1 1 2 0.3 0.6 0.65 0.65 0.9 2.0 1 : Base 2 : Emitter 3 : Collector SANYO : MCP 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 15 V Emitter-to-Base Voltage VEBO 5 V Collector Current IC 100 mA Collector Current (Pulse) ICP 200 mA Base Current IB 20 mA Collector Dissipation PC 200 mW Junction Temperat