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:: Home » Lead Acid Battery Chargers

Lead Acid Battery Chargers

Let’s learn how Cell Phone Charger circuit work

Last Updated on: August 10, 2023 by Apichet Garaipoom
Cell Phone Charger circuit work

Modify cheap mobile phone charger inside is simple DC switching regulator circuit and can apply many ways, such as DC power supply Read more

Categories Battery Chargers Tags Lead Acid Battery Chargers, 5V Switching Power Supplies, li-ion battery, cell phone 10 Comments

LM317 Lead acid battery charger | 6V, 12V, 24V

Last Updated on: August 10, 2023 by Apichet Garaipoom
4 Lead acid battery charging circuit using LM317

See 4 LM317 Lead-acid battery charger circuits for 6V, 12V, and 24V battery, with automatic charging and full charged Indicator Easy to build. Read more

Categories Battery Chargers Tags Lead Acid Battery Chargers, Automatic Battery Charger, 12V Battery Charger Circuits 35 Comments

Converts power supply to automatic battery charger using SCR-CA723

Last Updated on: August 10, 2023 by Apichet Garaipoom
Converts power supply to automatic battery charger using SCR-CA723

This is how to modify old Lead-acid battery charger or convert power supply to battery charger in automatic. To protect over charging by CA723 and power SCR Read more

Categories Battery Chargers Tags Lead Acid Battery Chargers, Automatic Battery Charger, LM723 10 Comments

Automatic battery charger circuit

Last Updated on: April 14, 2022 by Apichet Garaipoom
Automatic Lead-Acid Battery Charger

Power up smart. Increase your time easily! Read more

Categories Battery Chargers Tags Lead Acid Battery Chargers, Automatic Battery Charger, 12V Battery Charger Circuits, Tested 74 Comments

Battery full charge alarm circuit

Last Updated on: June 22, 2023 by ElecCircuit.com
Alarm light circuit for battery charger

The Battery full charge alarm circuit for a general battery charger. It is simplified circuit and cheap, use one transistor BC557 and display with 2 LED. Read more

Categories Battery Chargers Tags Battery indicators, Lead Acid Battery Chargers, Light Alarm Circuits 15 Comments

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