The SDH6971S is an LED driver SOP-7 RoHS manufactured by Silan. It is a two-channel, step-down, constant current LED driver. It features high efficiency, wide input voltage range, low ripple, low quiescent current, and high temperature operation. It was designed to provide a low cost, low power, and high PWM frequency solution for LED applications. The SDH6971S has a maximum output current of 600mA and is capable of driving up to 8 LEDs with the help of external transistors. The device is RoHS compliant and has a maximum temperature of 150°C.