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WS3221 Datasheet High Precision PSR Constant Current LED Driver

Manufacturer: 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
Download WS3221 Download (PDF)

General Description

WS3221 High Precision PSR Constant Current LED Driver

Overview

WS3221 Product.

Key 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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