WS9442P
WS9442P is Non-isolated Buck Offline LED Driver manufactured by Winsemi.
WS9442P Product Description
Features
- Critical Conduction Mode Operation
- Internal 500V Power MOSFET
- Gate Drive and No Auxiliary Winding
- ±3% LED Current Accuracy
- Efficiency up to 93%
- LED Short Circuit Protection
- LED Open Circuit Protection
- Current Sense Resistor Short Protection
- Thermal Regulation Function
- External PWM Dimming
Applications
- LED Bulb Lights
- LED Panel Lights
- LED Strings
Typical Application Circuit
Non-isolated Buck Offline LED Driver
Description
The WS9442P is a high precision buck constant current LED driver and is applied to non-isolated buck LED power system with AC input voltage of 85VAC-265VAC. The WS9442P integrates a 500V power MOSFET, and can...
