Lithium Polymer (LiPo) battery is a type of rechargeable battery that provides high energy storage to weight ratios in an eternal variety of shapes and sizes. LiPo batteries has taken the electric RC ...
Here is a tried and tested sample circuit of a Li-Ion battery charger that can be used to charge any 3.7V Li-Ion battery using a 5VDC (USB, Solar Panel…) power supply. At the heart of the circuit is ...