WT7522
Description
The WT7522 is a pulse-width modulation (PWM) control circuit with complete protection circuits for used in the SMPS (Switched Mode Power Supply). It contains various functions, which are Over Voltage Protection, Under Voltage Protection, Power Good Output (PG), Remote On/Off control, Opamp and etc.
Key Features
- Complete PWM Control and Protection Circuitry
- Over Voltage Protection for 3.3V / 5V / V12 / PT
- 3.3V / 5V / 12V Under Voltage Warning for PG Low
- Under Voltage Protection for 3.3V / 5V / V12
- Two Opamp loop function
- 300ms PG Time Delay
- Power Good Output is Open Drain Output
- Push-pull PWM Output
- Remote ON/OFF function De-bounce Time
- Soft-Start function built-in
