BUY CS2841B https://www.utsource.net/itm/p/108165.html
Automotive Current Mode PWM Control CircuitPWM
Description: The CS2841B is a high-performance, low-power, 8-pin CMOS voltage-mode PWM controller. Features: Low supply current Wide operating voltage range: 4.5V to 18V Low start-up current Internal soft-start Internal oscillator Output voltage sensing Output current sensing Over-temperature protection Over-voltage protection Under-voltage protection Over-current protection Short-circuit protection Applications: The CS2841B is suitable for a wide range of applications, including DC/DC converters, AC/DC converters, and LED lighting. (For reference only)