BUY MMBTA13 https://www.utsource.net/itm/p/11276653.html
darlington transistor MMBTA13 NPN 500mA/0.5A 30V SOT-23/SC-59 markignA1X switch power amplifier
Package: SOT-23/SC-59
Manufacturer: KEC
Description: The MMBTA13 is a PNP Bipolar Transistor with a maximum collector current of 500mA and a maximum collector-emitter voltage of 40V.
Features:
Low collector-emitter saturation voltage
High current gain
High switching speed
Low noise
High reliability
Applications:
Audio amplifiers
Switching circuits
Motor control circuits
Power supplies
(For reference only)