We’ve all been there. You’ve cooked up some little microcontroller project, but you need to unhook it from your dev PC and go mobile. There’s just one problem — you haven’t worked up a battery solution yet. “No problem!” you exclaim. “I’ll just use a USB battery pack!” But the current draw is too low, and the pack won’t stay on. “Blast!” you exclaim, because you’ve been watching too much Family Guy or something.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/03/05/a-simple-hack-for-running-low-power-gear-from-a-usb-battery-pack/