In this post I have explained about a simple battery current sensor with indicator circuit which detects the amount of current consumed by the battery while charging. The presented designs also have an auto cut off when the battery stops consuming current at its full charge level.. Why Current Drops as Battery gets Charged We […]
Battery
High Current Li-Ion Battery Charger Circuit
In this post I have explained a high current Li-Ion battery charger circuit which can be used for charging any high current, such as 2S3P, 3S2P battery packs. It can be also used for charging other similar high Ah rated Li-ion battery from a car or a truck battery. The idea was requested by Mr. […]
Battery Charging Fault Indicator Circuit
In this article I have explained a battery status indicator circuit which can be also used as a battery charging fault indicator circuit. The idea was requested by Mr. Faizan. The Design The idea presented here takes care of all the parameters required for charging a battery ideally and safely. Referring to the shown battery […]
Charging a Cellphone battery with a Laptop Battery
The post presents a simple circuit that may be used for charging a cellphone battery with a laptop battery. The idea was requested by Mr. Gyashuddin. Recharging Cellphone Battery with Laptop Battery hello sir my self md gyashuddin I want to know that it is passible to built a circuit which can ,recharge my cell […]
Laptop Charger Circuit from 12V Battery
In this post I have explained a simple car laptop charger circuit for charging laptops from a 12V car battery using a IC 555 based boost converter. The idea was requested by one of the avid readers of this blog. Making a 12V to 19V Converter May I request you for a circuit diagram for […]
Self Optimizing Solar Battery Charger Circuit
In this post I have explained a simple IC 555 based self optimizing solar battery charger circuit with buck converter circuit that automatically sets and adjusts the charging voltage in response to the fading sunlight conditions, and tries to maintain an optimal charging power for the battery, regardless of the sun ray intensities. Using a […]





