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WS3221 Datasheet High Precision Psr Constant Current Led Driver

Manufacturer: WINSEMI

Overview: WS3221 Product.

Datasheet Details

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

General Description

WS3221 High Precision PSR Constant Current LED Driver

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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WS3221 Distributor