View 2sc5611 datasheet:

Ordering number:ENN6336 PNP/NPN Epitaxial Planar Silicon Transistors 2SA2023/2SC5611 60V / 5A High-Speed Switching Applications Applications Package Dimensions · Various inductance lamp drivers for electrical unit:mm equipment. 2165 · Inverters, converters (strobes, flash, fluorescent lamp [2SA2023/2SC5611] lighting circuit). 8.0 4.0 · Power amplifier (high-power car stereo, motor 3.3 1.0 1.0 control). · High-speed switching (switching regulater, driver 3.0 circuit). 1.6 0.8 Features · Low collector-to-emitter saturation voltage. 0.8 0.75 0.7 · Excellent dependence of hFE on current. 1 : Base · High-speed switching. 1 2 3 2 : Collector · Micaless package facilitating mounting. 3 : Emitter 2.4 4.8 SANYO : TO126ML Specifications Note : The emitter