BUY A733 https://www.utsource.net/itm/p/759939.html
TO-92 Plastic-Encapsulate Transistors
Package Type: TO-92 (CJ/TOS) Description: A733 is a NPN transistor used in general purpose switching and amplification applications. Features: Low collector-emitter saturation voltage High current gain Low noise High frequency High reliability Applications: Audio amplifiers Switching circuits Motor control Power supplies Interface circuits (For reference only)