20W standby power adapter designed with TNY290PG, with circuit diagram, bill of materials, specification file, printed circuit board

Single chip microcomputer STM32L151CCU6

Industrial Router Crystal 3.2*2.5mm 3225 26M (26.000MHZ) 12PF 10PPM 20PPM 30PPM

MOS power IC full range

Photocoupler

Summary:

This document is an engineering report describing a 5 V, 4 A standby power adapter designed with the TinySwitch-4 family of ICs TNY290PG. This document includes power specifications, circuit diagrams, bill of materials, transformer specifications, printed circuit board layout, and performance data.

20W standby power adapter PCB physical map

20W standby power adapter circuit diagram

20W standby power adapter PCB layout

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