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You are here: Home / Archives for Battery Chargers

Simple SCR Battery Charger Circuit

Last Updated on July 5, 2021 by Swagatam 31 Comments

The post explains a simple yet accurate SCR triggered battery charger circuit which can be used effectively for charging all types of battery, which includes, lead acid battery, Ni-Cd battery […]

Filed Under: Battery Chargers

LiFePO4 Battery Charging/Discharging Specifications, Advantages Explained

Last Updated on November 9, 2020 by Swagatam 4 Comments

While Li-Ion and Lithium polymer electrolyte (LiPo) batteries possess unmatched energy density, Lithium-based batteries are costly to produce and need meticulous handling along with a cautious charging. With the advancement […]



Filed Under: Battery Chargers, Electronics Tutorial

Series 2S, 5S Li-Ion Cell Charger using BQ7718

Last Updated on September 30, 2020 by Swagatam Leave a Comment

This BQ7718 series 2S to 5S series Li-Ion cell charger is designed to monitor the voltage of each of the li-ion cells independently, with reference to an internally set reference […]

Filed Under: Battery Chargers

Ni-Cd Low Battery Monitor Circuit using Lambda Diode

Last Updated on September 21, 2020 by Swagatam 5 Comments

The main feature of this lambda-diode low battery indicator for Ni-Cd batteries is that, the circuit itself consumes almost zero current, until the set low threshold level is reached and […]

Filed Under: Battery Chargers

Using MOSFET Body Diodes to Charge Battery in Inverters

Last Updated on January 2, 2021 by Swagatam 50 Comments

In this post we try to understand how the internal body diodes of MOSFETs could be exploited for enabling the charging of battery through the same transformer which is being […]

Filed Under: Battery Chargers

Precise Battery Capacity Tester Circuit – Backup Time Tester

Last Updated on October 26, 2022 by Swagatam 4 Comments

The precise battery capacity tester circuit explained in the following article can be used for testing the maximum backup capacity of any rechargeable battery in real time. By Timothy John […]

Filed Under: Battery Chargers

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