Summary: This document is an engineering report describing a standalone, power factor corrected LED driver designed using the LinkSwitch-PH family of devices, the LNK420EG. This document contains LED driver specifications, schematics, bill of materials, transformer specification files, and typical performance characteristics. 75W power factor correction LED driver PCB physical map 75W power factor correction LED driver circuit diagram 75W Power Factor Correction LED Driver PCB Layout See the uploading documentation for details (click to download) Solar Panel,Portable Big Power Bank,Lithium Batteries Power Station,Portable Battery Powered Generator Guangzhou Fengjiu New Energy Technology Co.,Ltd , https://www.flashfishbatteries.com