In this article I have explained how to build an automatic battery charger circuit using dump capacitor concept for self detecting and charging a multiple set of batteries. The idea was requested by Mr. Michael. Circuit Objectives and Requirements My name is Michael and live in Belgium. I found your site thru google during my […]
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Simple Ni-Cd Battery Charger Circuits Explored
In this post I have explained many simple NiCd charger circuits with an automatic overcharge protection and a constant current charging. When it comes to correctly charging a Nickel-Cadmium cell, it is strictly recommended that the charging process is halted or cut off as soon as it reaches the full charge level. Not following this […]
Battery Backup Time Indicator Circuit
In this post I have explained a battery backup time indicator circuit for monitoring the battery power usage by the connected load and for estimating the approximate remaining backup time of the battery. The idea was requested by Mr. Mehran Manzoor. Circuit Objectives and Requirements I want a circuit which shows remaining time of backup […]
3 Smart Li-Ion Battery Chargers using TP4056, IC LP2951, IC LM3622
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 elaborately explains 3 Hi-End, automatic, advanced, single chip CC/CV or constant current, constant voltage 3.7V Li-Ion battery charger circuits, using specialized Hi-End IC TP4056, IC […]
Regulated Car Battery Charger Circuit for Garage Mechanics
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 for charging all types of car and motorcycle battery overnight with minimum effort. This charger is specially suited for garages since it has a rugged […]
Arduino Battery Level Indicator Circuit
In this post, I will show how to construct an Arduino based battery level indicator, where a series of 6 LEDs show the level of the battery. If you are interested in monitoring and maintenance of your 12V battery, this circuit might become handy. Why Battery Level Monitoring is Crucial All batteries have certain voltage […]