High efficiency 3.8W dimmable, power factor corrected LED driver based on LNK457DG design, with circuit diagram, bill of materials

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Summary:

This document is an engineering report describing a non-isolated dimmable LED driver (power supply) designed using the LinkSwitch-PL family of devices, the LNK457DG.

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

3.8W dimmable, power factor corrected LED driver PCB physical map

3.8W dimmable, power factor corrected LED driver circuit diagram

3.8W dimmable, power factor corrected LED driver PCB layout

3.8W dimmable, power factor corrected LED driver component list

See the uploading documentation for details (click to download)