IW3614 Overview
iW3614 AC/DC Digital Power Controller for High Power Factor Dimmable LED Drivers 1.0.
IW3614 Key Features
- Isolated AC/DC offline 100 VAC / 230 VAC LED driver -- Meets harmonic requirements, high power factor
- Line frequency ranges from 45Hz to 66Hz
- Intelligent wall dimmer detection xx Leading-edge dimmer xx Trailing-edge dimmer xx No-dimmer detected xx Unsupported di
- Hybrid dimming scheme
- Wide dimming range from 1% up to 100%
- No visible flicker
- Resonant control to achieve high efficiency, 85% without dimmer
- Temperature pensated LED current
- Small size design xx Small size input bulk capacitor xx Small size output capacitor xx Small transformer
- Primary-side sensing eliminates the need for optoisolator feedback and simplifies design
