With the development of information technology and digitalization of Digital products inside the twenty first century, chip-variety and miniaturized electronic transformers will steadily substitute traditional Digital transformers. The industry need has promoted the development of electronic transformers toward lighter, thinner, and smaller sized types. At this time, China's electroni... http://electronic-component94938.ampblogs.com/Vitality-saving-warmth-dissipating-switching-power-transformers-27868564