6answers

[PCB Design] Does the circuit board need to add a voltage stabilizing circuit if it is powered through the computer's USB port?

The circuit board I made is powered by the USB port of the computer. I feel that the voltage should be relatively stable. Is it necessary to add a voltage regulator circuit? I wanted to add a 7805 thr...
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1 PCBWay Team 12
2 Jack Durie 1