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.
Include : Nickel metal hydride– • Nicad– • Li-on battery– • Lead acid– • Dry cell–
• Best Automatic battery charger • Automatic Ni-MH battery
• Backup battery systems • 6V battery • 12V battery charger–
It can charge any size of the Gel cell batteries and extend the life of the Gel Cell battery. While the circuit is running, the LED indicates charging.
Modify cheap mobile phone charger inside is simple DC switching regulator circuit and can apply many ways, such as DC power supply
This is a Nicad battery charger circuit that old, but very effective. Because the principle of charging with Constant current And controlled by constant voltage. The high efficiency.Reduce anxiety on…