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Newly Updated Circuit Projects:

Lithium Polymer (Lipo) Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 73 Comments

24vbatterychargercircuit

In this post I have explained a simple lithium polymer (Lipo )battery with over charge cut off feature. The idea was requested by Mr. Arun Prashan. Charging  a Single Lipo Cell with CC and CV I came across your work on “​Bicycle Dynamo Battery Charger Circuit” in Homemade circuit design blog. It was really informative. I […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Lipo, Lithium, Polymer

Lipo Battery Balance Charger for Charging of Series Connected Lipo Cells

Last Updated on May 17, 2026 by Swagatam 97 Comments

lipo2Bscan

In this post I have explained a relatively easy lipo battery balance charger circuit which is designed to continuously scan and charge the connected cells of the battery. The idea was requested by Mr. Schindler and Mr. Emil Jan Thomas Baticulon.  Charging 6 Li-Po Packs The concepts are very well written, concise and clear. Thank […]

Filed Under: Battery Charger Circuits Tagged With: Balance, Battery, Charger, Charging, Lipo, Series

Camper, Motorhome Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam Leave a Comment

offshore 2

In this post I have explained a battery charger circuit specifically designed for camper and motorhome applications, so it can serve as an effective camper/motorhome battery charger circuit operating through any shore power supply source. The idea was suggested by “music girl”. Battery Charger for Motorhomes Based on this customized battery charger circuit I would […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Camper, Charger, Motorhome

Triac Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 57 Comments

triac battery charger circuit 750x445

A triac based battery charger replaces a normal relay for automatically cutting off power to the battery very efficiently. In this post I have explained a simple a battery charger circuit using a triac auto shut-off facility. The circuit can be used for charging any high current, high AH types battery with a full-charge auto […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Triac

How to Select the Right Charger for Li-Ion Battery

Last Updated on May 17, 2026 by Swagatam 3 Comments

licharger

In this discussion we try to learn the right procedure for selecting a charger for a Li-ion battery. The question was raised by Mr. Akshay. Li-Ion Charger Related Question I have a 5000mAh Li-ion battery. Can i select a charger for my Li-ion battery having the following specifications, the product is available on ebay? I […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, Right, Select

High Voltage Battery Charger Circuit

Last Updated on May 17, 2026 by Swagatam 62 Comments

high voltage battery charger circuit compressed

In this post I have explained a simple automatic High Voltage Battery Charger Circuit which can be used for an automatic charging control of any preferred high voltage battery bank such as a 360V battery bank. The idea was requested by “resonance”. Circuit Objectives and Requirements I found all your circuit and projects interesting but […]

Filed Under: Battery Charger Circuits Tagged With: Battery, Charger, High, Voltage

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