Summary:
This document describes a non-isolated high power factor (PF) LED driver. It provides 54 V, 750 mA drive for LED strings over an input voltage range of 90VAC to 300 VAC. This LED driver is designed using the LNK419EG device of the LinkSwitch-PH series.
This document contains LED driver specifications, schematics, bill of materials, transformer specification files, and typical performance characteristics.
40.5W non-isolated buck LED driver PCB physical map
40.5W non-isolated buck LED driver circuit diagram
40.5W Non-Isolated Buck LED Driver PCB Layout
See the uploading documentation for details (click to download)
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