● Isolated AC/DC offline 100VAC /230VAC LED driver
● Line frequency ranges from 45Hz to 66Hz
● Intelligent wall dimmer detection
x Leading-edge dimmer
x Trailing-edge dimmer
x No-dimmer detected
x Unsupported dimmer
● Hybrid dimming scheme
● Wide dimming range from 1% up to 100%
● Optimized for PF > 0.7
● No visible flicker
● Resonant control to achieve high efficiency, 85% without
dimmer
● Temperature compensated LED current
● Small size design
x Small size input bulk capacitor
x Small size output capacitor
x Small transformer
● Primary-side sensing eliminates the need
opto-isolator feedback and simplifies design
● Tight LED current regulation ± 5%
● Fast start-up, typically 10μA start-up current
● Hot-plug LED module support
● Multiple protection features:
x LED open circuit protection
x Single-fault protection
x Over-current protection
x LED short circuit protection
x Current sense resistor short circuit protection
x Over-temperature protection
x Input over-voltage protection
● Up to 25W output power