Tips to Extend Life Of Solar SMF Battery

Off-grid photo voltaic solar power equipment require a battery to store the energy accumulated during sunny hours for use at night. In most applications lead acid batteries are proffered as these are maintenance-free and do not emitany harmful gas while charging.

Solar Charger Circuit For Lead acid, Ni-Cd And Li-ion Battery

The solar panel based charger described here is capable of charging Lead acid, Ni-Cd And Lithium-ion batteries. This circuit diagram is designed for a solar panel which is capable of delivering 5W power. The solar panel outputs 16.5V. It can deliver a current of 300-350 mA.lead acid, Ni-Cd and Li-ion. The lead-acid batteries are commonly used in emergency lamps and UPS.

LM317 Constant Current Battery Charger Circuit

The LM317 is an adjustable three-terminal positive-voltage regulator which can be used as a constant current source for battery charging. This regulator IC is capable of supplying 1.5 A over an output-voltage range of 1.25 V to 37 V.

Battery Charge Level Indicator Circuit

Battery charge indicators are essential for maintaining the battery at a constant charge level. The over charging and undercharging of battery will shorten its life. So here is a simple battery level indicator circuit using Two LED's.

12V Low Cost Car Battery Charger Circuit

Nowadays it has become necessary to own a car battery charger at home. By keeping one at home, we can avoid car starting trouble due to battery complaints. Buying one battery charger will cost you huge amounts while the components used in the car battery charger schematic is cheap. This charger circuit is designed for 12V car batteries, however we can tweak this circuit for a 24V charger.