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WS9441

Part Number	WS9441
Manufacturer	Winsemi
Description	Non-isolated Buck Offline LED Driver
Published	Dec 13, 2016
Detailed Description	WS9441 Product Description Features  Critical Conduction Mode Operation  Internal 500V Power MOSFET  Gate Drive and N...
Datasheet	WS9441 PDF File

Overview

WS9441 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 Applications  LED Bulb Lights  LED Panel Lights  LED Strings Typical Application Circuit Non-isolated BuckOffline LED Driver Description The WS9441 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 WS9441 integrates a 500V power MOSFET, and can achieve excellent constant cu...

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