High power 18W non-isolated buck LED driver designed with LNK460VG, with circuit diagram, bill of materials, specification file, printed

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Summary:

This document describes a non-isolated, high efficiency, high power factor (PF) LED driver design. It provides 78 V, 230 mA (average rated) drive for LED strings over an input voltage range of 195 VAC to 265 VAC (47 Hz – 63 Hz). This LED driver is designed using the LinkSwitch-PL family of devices LNK460VG.

This document contains LED driver specifications, schematics, bill of materials, transformer specification files, and typical performance characteristics.

High power 18W non-isolated buck LED driver PCB physical map

High power 18W non-isolated buck LED driver circuit diagram

High Power 18W Non-Isolated Buck LED Driver PCB Layout

High Power 18W Non-Isolated Buck LED Driver Component List

See the uploading documentation for details (click to download)