BUY D998 https://www.utsource.net/itm/p/11240685.html

Description: D998 is a three-pin, TO-3P package transistor manufactured by KEC. Features: High voltage and high current capability Low saturation voltage High switching speed Low noise Applications: D998 is commonly used in switching applications such as motor control, power supplies, and audio amplifiers. It is also used in high-frequency switching circuits. (For reference only)