Dead Batteries for 5V USB Charger PUBLIC

Created by
Created May 21, 2012
Last modified May 22, 2012
Tags aa   batteries   charger   usb  

Summary

The goal of this project is to make an efficient and cost effective usage of dead AA alkaline batteries. Eventually this will expand into two circuits to switch between: A) step down to 5V while batteries total >5V and B) buck boost up to 5V after batteries drain to <5V.

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Comments

This may just make your day...

http://www.aliexpress.com/product-fm/520720045-5-PCS-LOT-DC-Power-Supply-Converter-3-5-28V-to-1-25-26V-Boost-Buck-wholesalers.html

Let your imagination run wild.
Avatar for anubi
by anubi
May 22, 2012

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