BUY LM2596T-ADJ https://www.utsource.net/itm/p/11226607.html

Description: The LM2596T-ADJ is a monolithic integrated circuit in a TO220 package. It is a step-down DC-DC converter with a wide input voltage range of 4.5V to 40V and a fixed output voltage of 1.23V to 37V. Features: - High efficiency up to 95% - Output current up to 3A - Low ripple and low noise - Over-temperature protection - Short-circuit protection - Internal soft-start - Internal frequency compensation Applications: - Battery-powered systems - Automotive applications - Industrial control systems - Power supplies - LED lighting systems (For reference only)