BUY BC847A https://www.utsource.net/itm/p/11211650.html

Description: NXP BC847A is a PNP Bipolar Transistor with an SOT23 package. Features: Low current (max. 100 mA) Low voltage (max. 45 V) High current gain Low noise High switching speed High reliability RoHS compliant Applications: Audio amplifiers Low-noise amplifiers General-purpose switching and amplification Motor control Interface circuits High-frequency switching circuits (For reference only)