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WS3240

Part Number	WS3240
Manufacturer	WINSEMI
Description	High Precision PSR LED Constant Current Driver
Published	Dec 14, 2016
Detailed Description	WS3240 ProductDescription High Precision PSR LED Constant Current Driver Features  Built-in 650V UHV Power MOS  LED ...
Datasheet	WS3240 PDF File

Overview

WS3240 ProductDescription High Precision PSR LED Constant Current Driver Features  Built-in 650V UHV Power MOS  LED Constant Current: ±5%  Fixed Primary Peak Current: 185mA  Without the Secondary winding  Start up time less than 100ms  High precision constant current regulation due to patented CC control  Built-in line compensation  Ultra low operation current  Maximum power 4W  LED open/short protection  Floating pin protection  Excellent EMI performance with PFM control  Cycle-by-cycle current limit  Built-in leading Edge Blanking  VDD Under Voltage Lockout（UVLO）  Built-in over temperature protection Applications  LED lighting Description WS3240 is a high precision primary side feedback constant current LED driver, suitable for flyback isolated LED in sub 4W power range at universal AC input.
It operates in discontinuous current mode.
WS3240 integrates 650V power MOS.
It operates in primary side sensing and regulation, withou...

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