iW3626
iW3626 is Off-Line Digital Power Controller manufactured by iWatt.
i W3626
Off-Line Digital Power Controller for LED Driver with High Power-Factor and Low-Ripple Current
1.0 Features
- - All-in-one non-dimmable low-cost off-line LED driver (isolated and non-isolated applications)
- - Supports universal input voltage range (90VAC to 277VAC) and output power up to 10W
- - High power factor (PF) with low current-ripple control technology
- - User-configurable power factor setting (>0.7 to >0.9)
- - User-configurable over-temperature protection (OTP) with temperature-current derating
- - Very tight LED current regulation (±5%) across line and load, and within primary inductance tolerance (±20%)
- - Isolated design without opto-coupler
- - Supports wide range of LED numbers with tight current regulation
- - Stabilized LED current-ripple control without visible shimmer or flicker
- - Active start-up scheme enables fastest possible start-up
- - 72k Hz maximum PWM switching frequency with quasiresonant operation
- -...
