Hi guys, I have two questions. If the output current is less than 400mA, should I choose a large freewheeling diode? Also, when calculating the maximum output voltage, do I need to add the load voltag
Hello everyone, I am very happy to share my experience in the competition with you. It has been a while since the end of the competition. Looking back, it seems that the feeling during the competition
Yesterday I shared the disassembly of a Bluetooth speaker , and today I will share the modification of the speaker. This Bluetooth speaker is OK in other aspects. Although it does not have any big hig