BUY FAN4803CS2 https://www.utsource.net/itm/p/9909573.html
IC CTRLR PFC/PWM 67/134KHZ 8SOIC
Description: The FAN4803CS2 is a high-side current-sense switch with a low on-resistance of 0.8Ω. It is designed to provide a low-cost solution for current sensing applications. Features: Low on-resistance: 0.8Ω Low input voltage: 2.5V Low quiescent current: 2.5μA Over-temperature protection Over-voltage protection Under-voltage protection Over-current protection ESD protection Applications: Battery management systems Motor control systems Automotive systems Industrial systems Power management systems (For reference only)