BUY A6351A https://www.utsource.net/itm/p/11267555.html

The A6351A is a high-speed, low-saturation voltage, NPN Darlington transistor manufactured by Sanken. It is available in a DIP8 package. Description: The A6351A is a high-speed, low-saturation voltage, NPN Darlington transistor designed for use in high-speed switching applications. It features a low saturation voltage of 0.3V and a high current gain of 1000. Features: - High-speed switching - Low saturation voltage of 0.3V - High current gain of 1000 - Available in a DIP8 package Applications: The A6351A is suitable for use in high-speed switching applications such as motor control, power switching, and switching power supplies. (For reference only)