BUY MJE170 https://www.utsource.net/itm/p/1102423.html
Complementary Plastic Silicon Power Transistors
Description: NPN Power Transistor Features: High DC Current Gain Low Saturation Voltage Low Collector-Emitter Saturation Voltage High Switching Speed High Reliability Low Noise High Voltage High Power Dissipation Applications: Switching Regulators DC-DC Converters Motor Controls General Purpose Amplifiers (For reference only)