Battery chemistry

How to choose a battery: A battery chemistry tutorial

There are many different types of rechargeable battery chemistries out there. Li-Polymer, NiCd, NiMH, LiFePO4, lead acid and more. In the first half of this video I give a brief overview of the basic pros and cons of each type of rechargeable battery chemistry and help you choose a battery for your project. Then in the second half of the video I show you how to pick out a specific battery for your application, factoring in things like battery life, peak current, average current etc.

Panasonic Eneloop low self discharge NiMH batteries
Lithium battery charge/discharge protection PCBs

More info on the NiCd memory effect versus phenomenon perceived as the memory effect:
http://www.hardwaresecrets.com/article/The-Truth-About-NiCd-Batteries/292/2
http://www.repairfaq.org/ELE/F_NiCd_Battery.html

LiPo explosion video
Intermission music

Battery chemistry comparison