This self powered battery tester circuit runs a fast battery test without the need of power supply or expensive moving-coil voltmeters. It features two […]

This is the circuit design of AA-Cell battery charger that can be used to charge six AA batteries at once. An integrated circuit of […]

This is the scheme diagram of electric car battery charger. As shown the circuit is a conventional power supply, followed by a regulator LM338 […]

Above circuit diagram is a battery monitor circuit which detaches the load when the battery is discharged, anticipating a deep discharge which could cause […]

We can charge Ni-Cd or Ni-MH simply by placing a series resistor to limit current from the power source to make efficient loading. But […]