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WS3221 - High Precision PSR Constant Current LED Driver

WINSEMI

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Datasheet Details

Part number	WS3221
Manufacturer	WINSEMI
File Size	185.82 KB
Description	High Precision PSR Constant Current LED Driver
Datasheet	WS3221-WINSEMI.pdf

WS3221 Product details

Description

WS3221 High Precision PSR Constant Current LED Driver

Features

Built-in 650V Power MOSFET.
±5% LED Current Accuracy.
Primary-side Sensing and Regulation Without TL431 and Opto-coupler.
No Auxiliary Winding For Sensing And Supplying.
Ultra low operating current.
LED Open/Short Circuit Protection.
External programmable LED Open voltage.
CS Resistor Short Circuit Protection.
VCC Clamp & under voltage lockout( UVLO).
Over Temperature Protection.
Temperature compensation technology.

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Published: Mar 18, 2020 |