BUY MMBT4126 https://www.utsource.net/itm/p/11275692.html
MMBT4126 PNP transistors(BJT) -25V -200mA/-0.2A 250MHz 120~480 -400mV/-0.4V SOT-23/SC-59 marking C3 general amplifier
Description: PNP General Purpose Amplifier
Features:
Low collector-emitter saturation voltage
High current gain
Low noise
High DC current gain
Low collector-emitter leakage current
High switching speed
Applications:
General purpose amplifier
Switching applications
Interface circuits
Driver circuits
Low noise amplifier
(For reference only)