Efficient Car Battery Charger


It charges 12 V Lead Acid battery with 5 Amps current and Automatically stops charging when the battery voltage increases above 13.8 V to prevent over charging. Charger starts charging when the battery voltage is below 11.8 V and stops charging at 13.8 V.
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Automatic Battery Charger


Here is an efficient battery charger for Car battery and Inverter battery. It quick charges the battery with 5 Ampere current and cut off charging when the battery attains 13.8 V which is the full charge condition of the Lead Acid battery. Red LED indicates charging process while Green LED indicates full charge and charger cut off status.
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How to determine the current in X rated capacitors


High volt X rated capacitors are used to make Transformerless power supply. But the current delivering capacity of such power supply is very low generally less than 100 mA. Let us see how to select a Capacitor to get required current
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