This half-inch square ultra-low power energy harvesting LiPo cell charger by [Kris Winer] uses ... the heavy lifting and has nifty features like battery health monitoring and undervoltage ...

As far as battery technology goes ... Luckily, [Paul] sent in a great tutorial on building a LiPo charger that works over USB. The board [Paul] came up with is incredibly small – just barely ...

A researcher at the University of Wisconsin-Madison has developed a groundbreaking computational model that provides new insights into the causes of lithium-ion battery failure. “Fast-charging ...