The input voltage is required to be 60V and the output is 6-12V. The cost should be low, the efficiency should be as high as possible, the current should be less than 30mA, and the ripple should be le
Are the first prize winners of national competitions usually like this?
An enthusiast who has been disassembling and assembling radios and televisions since childhood, a second-generation electronic e
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:58[/i] 1. Introduction to UPS Principles UPS (uninterruptible power supply system) can be divided into online and backup types accordin