100W flyback DC-DC converter based on TOP270VG design, with circuit diagram, bill of materials, transformer specification file, printed

Photocoupler

Summary:

This engineering report describes a 12 V / 24 V, 100 W flyback DC-DC converter based on the TOPSwitch-JX series of TOP270VG designs. The purpose of this power supply is to use LED backlights for LCD TVs. A 380V DC input is required to provide a PFC stage in a typical TV design. Documentation includes power specifications, schematics, bill of materials, transformer specifications, printed circuit board layout, and performance data.

100W flyback DC-DC converter PCB physical map

100W flyback DC-DC converter circuit diagram

100W flyback DC-DC converter pcb layout

See the PDF document for details (click on the PDF file to download)