PHY4943D Description
PHY4943D controller is designed for switching mode power supply for desktop PCs. It provides all the functions necessary to monitor and control the output of the power supply. Remote ON/OFF control, power good circuitry, some protection.
PHY4943D Key Features
- PC half-bridge (or 494) power supply
- 280ms PG Time Delay Remote ON/OFF function 280 ms Time Delay for UVP On-chip error amplifier On-chip oscillator ,frequen
- PWM dead-time control Soft-start and maximum 90% duty cycle patible with WT7520 Pb-Free DIP-16L Package