High-efficiency 150W dual-channel LED driver designed with LNK420EG, with circuit diagram, bill of materials, specification file, PCB cloth

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Summary:

This document describes >92% efficiency, dual channel 150 W (2 x 75 watts) isolation, power factor correction, low harmonic distortion (THD), low harmonic current content, and high efficiency LED drivers. It can provide 2.1 A current drive for 30 V - 36 V LED strings. The input voltage range is 184 VAC ~ 277 VAC. This LED driver is designed using the LinkSwitch-PH series device LNK420EG.

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

High efficiency 150W dual channel LED driver PCB physical map

High efficiency 150W dual channel LED driver circuit diagram

High efficiency 150W dual channel LED driver PCB layout

See the uploading documentation for details (click to download)