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WS9822B

Part Number	WS9822B
Manufacturer	Winsemi
Description	Non-isolated Buck High Precision Three-stage Dimming LED Driver
Published	Dec 13, 2016
Detailed Description	WS9822B Product Description Non-isolated Buck High Precision Three-stage Dimming LED Driver Features  Three-stage swi...
Datasheet	WS9822B PDF File

Overview

WS9822B Product Description Non-isolated Buck High Precision Three-stage Dimming LED Driver Features  Three-stage switcher dimming: 100%-40%-15%  Compatible PCB with WS3442  Internal 500V Power MOSFET  Critical Conduction Mode Operation  ±3% LED Current Accuracy  without Auxiliary Winding for power supplying  Efficiency up to 93%  LED Open and Short Circuit Protection  Thermal Regulation Function to avoid lights flicking under high temperature.
Typical Applictions  T5/T8 LED Strings  Ceiling Lamps  Bulbs  Other LED Lightings Description The WS9822B is a three-stage dimming constant current LED driver with high precision and is applied to non-isolated buck LED power system.
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WS9822B Non-isolated Buck High Precision Three-stage Dimming LED Driver - Winsemi

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