BUY T40560 https://www.utsource.net/itm/p/1714632.html

Package: TO-251 Description: NPN Silicon Planar Transistor Features: High DC Current Gain Low Saturation Voltage High Switching Speed Low Collector-Emitter Saturation Voltage High Frequency Operation Low Noise High Reliability Application: Audio Amplifiers High Frequency Switching Low Noise Amplifiers Driver Stages High Voltage Switching High Speed Switching (For reference only)