IW3612中文資料瑞薩數(shù)據(jù)手冊(cè)PDF規(guī)格書

● 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