BUY 2N3904S https://www.utsource.net/itm/p/11272999.html
2N3904S NPN Transistors(BJT) 60V 200mA/0.2A 300MHz 100~300 300mV/0.3V SOT-23/SC-59 marking ZC switch
2N3904S is a NPN bipolar junction transistor (BJT) manufactured by KEC. It is a surface-mount, small-outline transistor (SOT-23) in a SC-59 package. Description: The 2N3904S is a general-purpose NPN BJT with low noise and high gain. It is designed for use in switching and amplifier applications. Features: - Low noise - High gain - High current capacity - Low voltage drop - Low power consumption Applications: - Amplifiers - Switches - Motor control - Signal processing - Power management (For reference only)