WS3411H - WINSEMI

WS3411H Non-isolated Buck APFC Offline LED Driver

Features  Internal 650V Power MOSFET  Active PFC for High Power Factor and Low THD  Critical Conduction Mode Operation  System Efficiency up to 95%  Without auxiliary winding  Excellent Line and Load Regulation  ±3% LED Output Current Accuracy  Thermal Regulation Function  LED Short/Open Protection  Current Sensing Resistor Open Protection  Auto F.

Features

 Internal 650V Power MOSFET
 Active PFC for High Power Factor and Low THD
 Critical Conduction Mode Operation
 System Efficiency up to 95%
 Without auxiliary winding
 Excellent Line and Load Regulation
 ±3% LED Output Current Accuracy
 Thermal Regulation Function
 LED Short/Open Protection
 Current Sensing Resistor Open Protection
 Auto Fault Recovery
 Available in SOP7 Package Applications
 E27 LED Bulb, Spot Light
 PAR30, PAR38 Lamp
 T8/T10 LED String
 Other LED Lighting Typical Application Non-isolated Buck APFC Offline LED Driver Description The WS3411H is a high precision.