BUY MPSA94 https://www.utsource.net/itm/p/1582146.html
Small Signal Transistors
MPSA94 is a NPN transistor manufactured by UTC. It is a general-purpose transistor used in various applications. Features: Low Collector-Emitter Saturation Voltage High DC Current Gain High Switching Speed Low Noise Low Collector-Base Capacitance High Collector-Emitter Breakdown Voltage Applications: Audio Amplifiers Switching Circuits General Purpose Amplifiers Low Noise Amplifiers High Speed Switching Applications (For reference only)