View 2sc5764 datasheet:

Ordering number : ENN6971A 2SC5764 NPN Triple Diffused Planar Silicon Transistor 2SC5764 Switching Regulator Applications Features Package Dimensions • High breakdown voltage. unit : mm • High reliability. 2041A • High-speed switching. [2SC5764] • Wide ASO. 4.5 10.0 2.8 • Adoption of MBIT process. 3.2 2.4 1.6 1.2 0.7 0.75 1 2 3 1 : Base 2.55 2.55 2 : Collector 3 : Emitter Specifications 2.55 2.55 SANYO : TO-220ML Absolute Maximum Ratings at Ta=25°C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO 700 V Collector-to-Emitter Voltage VCEO 400 V Emitter-to-Base Voltage VEBO 8 V Collector Current IC 7 A Collector Current (Pulse) ICP PW?300µs, Duty cycle?10% 14 A 2.0 W Collector Dissipation PC Tc=25°C30 W Junction Temperature Tj 150 °C