Tag Archives: battery charger

Lead-Acid-Battery Regulator For Solar Panel Systems

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The design of solar panel systems with a (lead-acid) buffer battery is normally such that the battery is charged even when there is not much sunshine. This means, however, that when there is plenty of sunshine, a regulator is needed to prevent the battery from being overcharged. Such controls usually… Read more »

6V / 9V / 12V Battery Charger with Constant-Current Charging

This is the circuit diagram of battery charger which has many important features such as current-constant charging, overcharge protection, short-circuit protection, deep discharge protection and more. The constant-current charging is a popular method for lead-acid and Ni-Cd batteries. In this circuit, the battery is charged with a constant current that… Read more »

Battery Charger + Small LED Lamp based Solar Cell / Photovoltaic

Image #1: The Circuit Diagram of Battery Charger using Photo Voltaic This is the circuit diagram of rechargable battery charger which use solar cell / photovoltaic as the DC source. This circuit works to charge 3 types of rechargable batteries that are lead acid, Ni-Cd and Li-ion. The lead-acid batteries… Read more »

NE555 Automatic battery charger

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This article describes the fully automatic charger, rechargeable ni-ca or ni-mh ,when charging set on the battery charging voltage, the lower limit, the charger can automatically charge the battery.This circuit can be used for 2 to 8 on the 5th of nickel-cadmium or nickel metal hydride battery charging.Usually the charge… Read more »

Ni-MH Ni-Cd Adjustable Constant Current Charger

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Ni-Cd Ni-MH Adjustable Constant Current Battery Charger Circuit This is a Adjustable Constant Current Ni-MH or Ni-Cd battery charger circuit. It can be used to get a constant current power supply. Here is the schematic diagram of the circuit: PARTS LIST R1 100Ω VR1 500Ω Preset C1 0.1µF C2 0.01µF D1… Read more »