Solar Battery 1.2V Charger

Saturday, April 5th, 2008


This instructable will show you how to make your own solar battery charger from very simple components. It is taken from my documentation provided with a kit I supply - you should easily be able to source the same components yourself of course.
Read More Source:
http://static2.instructables.com/id/Solar-Battery-Charging/
Thank you.

USB Powered AA NiMH - NiCd Battery Charger by LM393

Sunday, March 30th, 2008


The charger in this project is designed to charge two AA NiMH or NiCd cells of any capacity (as long as they are the same) at about 470mA. It will charge 700mAh NiCds in about 1.5 hours, 1500mAh NiMHs in about 3.5 hours, and 2500mAh NiMHs in about 5.5 hours. The charger incorporates an automatic [...]

Fast NiMH - NiCd Battery charger by PIC16F84A

Monday, March 17th, 2008


This battery charger charges a NIMH 5-pack battery used in the BiPed robot in less than 1 hour, and charges the 10-pack NiCd used in the Snuf robot in about 30 minutes. To prevent overheating of the battery, the charging current is turned off when the slope of the battery-voltage turns from positive [...]