Here is a MCU power supply circuit of a discrete device that has been circulated on the Internet. The schematic diagram of the circuit is shown below:Simplified circuit of the switch circuitBefore the...
Recently, a Zhihu user asked the question, "Is it fair that Harbin Institute of Technology was banned from using MATLAB by the Higher Education Cup Organizing Committee? The organizing committee did n...
I attended another EEworld event some time ago, where I needed a fast-charging 20v power supply, and I paid attention to the CH224K chip from Qinheng. The forum happened to hold this event, so I took ...