The post explains a simple universal automatic 12V battery charger circuit which can be used for charging all types of batteries regardless of the current capacity or the AH level. […]
IC 555 Li-Ion Battery Charger Circuit
This IC 555 Li-ion battery charger circuit was build to charge a couple of series Lithium cells (3.6 volts each, 1 Amp Hour capacity). The charger operates by supplying a […]
MPPT Solar Charger with 3-Step Charger Circuit
This MPPT solar charge controller works for 12V panels approximately 120W and 24V panels about 240W. It includes Optimum Power Point Tracking (MPPT) and 3-stage battery charging. It functions with […]
Solar Charger Circuit with Boost Converter
The post explains how to build a simple 12V solar charger circuit with boost converter capable of charging 12V battery from a 3V solar panel. A Solar Charger excellent for […]
Wireless Cellphone Battery Charger Circuit
This article will attempt to describe the way to build a wireless cellphone battery charger circuit. With a wireless charger you can just get rid of the wires and charge […]
Li-Ion Solar Charger Circuit
The article describes a straightforward Li-ion solar charger circuit with automatic cut-off applying transistors mainly. Solar Charger Circuit using Transistors with Automatic Cut-off Loking at the above simple solar charger […]