The PT4209ESOH is an LED driver SOP-8 RoHS manufactured by CR-PowTech. It is a 6-pin high-efficiency LED driver, designed to power LED circuits in a wide variety of applications. It offers flexibility over LED output current and features a low voltage dropout of 0.78V at 350mA output current, making it suitable for a variety of LED powered applications. It also features short-circuit protection and thermal-over-load protection to ensure safe operation of the LED circuit. The PT4209ESOH is designed to meet the Restriction of Hazardous Substances (RoSH) directive, and provides a high-efficiency power solution for powering LEDs in a durable and reliable way.