This is a design idea of a low cost dimmable LED ballast employing the valley fill current shaping circuit. This design features Power Integrations LinkSwitch-TN LNK306PN. It meets ENERGY STAR SSL ...
This design example report describes a 40 W, 2-stage, buck boost and isolated flyback, dimmable LED ballast. It has an input voltage of 90 VAC – 305 VAC and a 42 V, 960 mA output. This is applicable ...
Abstract: Light-emitting-diode (LED) light sources, which are more compact, capable to change color in real time, less dissipative and more durable, are finding more applications than conventional ...
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