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You are here: Home / Archives for Battery Chargers

Simple Ni-Cd Battery Charger Circuits Explored

Last Updated on January 20, 2022 by Swagatam 110 Comments

The post discusses a simple NiCd charger circuit with an automatic overcharge protection and a constant current charging. When it comes to correctly charging a Nickel-Cadmium cell, it is strictly […]

Filed Under: Battery Chargers, Mini Projects, Simple Circuits

Regulated Car Battery Charger Circuit for Garage Mechanics

Last Updated on October 27, 2022 by Swagatam 53 Comments

If you are an automotive technician, vehicle technician, or a motor mechanic, you may find this cheap yet powerful car battery charger circuit extremely handy, as it can be used […]



Filed Under: Battery Chargers

3 Smart Li-Ion Battery Chargers using TP4056, IC LP2951, IC LM3622

Last Updated on December 16, 2022 by Swagatam 54 Comments

These smart, intelligent battery charger will charge a Li-IOn battery rapidly by monitoring 3 crucial parameters, which are constant current, constant voltage and constant 25 degrees Celsius temperature. The post […]

Filed Under: Battery Chargers, Mini Projects

Multiple Battery Charger Circuit using Dump Capacitor

Last Updated on July 6, 2019 by Swagatam 61 Comments

In this article we will try to build an automatic battery charger circuit using dump capacitor concept for self detecting and charging a multiple set of batteries. The idea was […]

Filed Under: 324 IC Circuits, 555 IC Circuits, Battery Chargers

Timer Based Cell Phone Charger Circuit

Last Updated on July 6, 2019 by Swagatam 50 Comments

A simple cell phone charger with timer circuit is presented in the following article, which could be used for charging a given Mobile phone for a specified predetermined length of […]

Filed Under: 4060 IC Circuits, Battery Chargers, Timer and Delay Relay

High Current Wireless Battery Charger Circuit

Last Updated on November 5, 2019 by Swagatam 54 Comments

In this article we learn regarding how to design and make your own customized high current wireless battery charger circuit using wireless power transfer concept. Introduction In many of my […]

Filed Under: 555 IC Circuits, Battery Chargers

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