BUY A1266 https://www.utsource.net/itm/p/1239856.html

The A1266 is a NPN silicon transistor manufactured by STMicroelectronics. It is a general-purpose transistor used in a variety of applications such as switching, amplification, and low-level signal processing. Features: Low collector-emitter saturation voltage Low noise High gain High current gain High switching speed Applications: Audio amplifiers Voltage regulators Motor control Switching circuits Low-level signal processing (For reference only)