BUY M9657 https://www.utsource.net/itm/p/323996.html

M9657 is a three-pin metal oxide semiconductor (MOS) transistor manufactured by Motorola. It is a power transistor designed for use in high-power audio, switching, and linear applications. It has a maximum collector-emitter voltage of 200V and a maximum collector current of 15A. It is used in power amplifiers, switching regulators, and other power applications. It is also used in audio amplifiers, motor control circuits, and other linear applications. (For reference only)