.The LM2576TB-ADJ with TO-220B-5L DC-DC Converter ROHS is a wide input voltage range step-down switching regulator manufactured by HGSEMI. It is designed to step down input voltages from 6V to 40V to output voltages from 1.23V to 37V. It features a wide-range operating frequency range of 50 kHz – 600 kHz, adjustable output, low external parts count, current mode control, low quiescent current, short-circuit protection, internal thermal shutdown protection, and high voltage and current capabilities. This switching regulator is highly efficient and has a wide range of applications including LED lighting, point-of-load (POL) converters, process control, industrial automation, and distributed power supply systems. It complies with RoHS Grade 2 standards and is suitable for both commercial and industrial application.