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IWATT series
IW3612-Digital Dimmable LED light program.
分类:IWATT series 来源:网络 发布:2013-03-26 16:29:26
Download IW3612 PDF document iW3612 AC/DC Digital Power Controller for Dimmable LED Drivers Features ● Isolated AC/DC offline 100VAC/230VAC LED driver ● Line frequency ranges from 45Hz to 66Hz ● Intelligent wall dimmer detection ..Leading-edge dimmer ..Trailing-edge dimmer ..No-dimmer detected .. 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 .. Small size input bulk capacitor .. Small size output capacitor ..Small transformer ● Primary-side sensing eliminates the need for 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: .. LED open circuit protection .. Single-fault protection ..Over-current protection .. LED short circuit protection .. Current sense resistor short circuit protection .. Over-temperature protection ..Input over-voltage protection ● Up to 25W output power |