Datasheet Summary
WS3221 Product 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 pensation technology
Applications
- GU10 LED driver
- LED spot light
- Other LED lighting
General Description
WS3221 is a high precision primary-side feedback and regulation controller for LED...