BUY UMW1 https://www.utsource.net/itm/p/11276346.html
UMW1 NPN+NPN Complex Bipolar Transistor 60V 150mA HEF=120~560 SOT-353/UMT5/SC-88A marking W1 switch and digital circuit application
Description: UMW1 is a surface mount NPN transistor manufactured by ROHM. Features: Low collector-emitter saturation voltage High breakdown voltage High current gain Low noise High switching speed High reliability Applications: Audio amplifiers Motor drivers Switching regulators Power amplifiers High-speed switching circuits (For reference only)