BUY 2SD2241 https://www.utsource.net/itm/p/11722963.html
Description: 2SD2241 is a NPN silicon power transistor with a maximum collector current of 5A and a maximum collector-emitter voltage of 80V.
Features:
High current gain
Low collector-emitter saturation voltage
High breakdown voltage
Low collector-emitter leakage current
Low noise
Applications:
Switching applications
Audio amplifiers
High-speed switching circuits
Motor control circuits
Power supplies
(For reference only)