WS3241
Description
WS3241 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.
Key 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
