Summary: working principle The TinySwitch-PK multi-output power supply delivers 7.5W of continuous output power and 13W of peak power. Typical applications include DVD players or set-top boxes, which all require the use of multiple output flyback power supplies. design feature Circuit diagram of universal input and multi-input DVD player power supply See the PDF document for details (click on the PDF file to download) Nantong Boxin Electronic Technology Co., Ltd. , https://www.ntbosen.com