WS3240 Overview
WS3240 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. WS3240 integrates 650V power MOS.
WS3240 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
- Built-in line pensation
- Ultra low operation current
- Maximum power 4W
- LED open/short protection
- Floating pin protection