BUY LM309K https://www.utsource.net/itm/p/11657013.html

Description: The LM309K is a three-terminal adjustable positive voltage regulator manufactured by Thomson. It is designed to provide a regulated output voltage of up to 25V with a maximum output current of 1.5A. Features: Output voltage adjustable from 1.2V to 25V Output current up to 1.5A Internal short-circuit current limiting Internal thermal overload protection Output transistor safe-area compensation Output voltage tolerance of ±2% Applications: Battery-powered equipment Automotive systems Industrial and consumer electronics Power supplies Voltage regulators (For reference only)