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 ...
So, your company has decided that it has either found a niche market or an industrial customer(s) with a sufficiently large volume to justify a business case for some kind of LED lighting. Now what?