EDN

Lithium Ion Battery Charger Circuit (with Diagrams)

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 ...
EDN

NiMh and NiCd Battery Charger Circuit

This automatic NiCd charger for 9V NiCd batteries is using 555 timer properties and is very easy to build. Why is an automatic 9 volts NiCd battery charger? Because you can leave the battery for ...
Electronic Design

Battery Emulation Circuit Speeds Charger Testing

Testing a Li-ion battery charger using its natural load (i.e., a battery) is time consuming because the charging process can take an hour or more. The test time varies widely, depending on whether you ...
Electronic Design

Buck-Boost Battery Charging Controller Handles 55 V

The LTC4020 from Linear Technology Corp. is an advanced high voltage power manager and multi-chemistry battery charger designed to efficiently transfer power from a variety of sources to a system ...