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Current Circuits Resources |
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| Battery Circuits |
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| New Circuits this Magazine... |
 | VERSATILE BATTERY CHARGER
An LM317 voltage regulator is configured as a constant-current source. It is used to supply the 50 mA charging current to SO1-SO6, an array of AA-cell battery holders. Each of the battery holders is w ...
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 | UNIVERSAL BATTERY CHARGER II
The charger's output voltage is adjustable and regulated, and has an adjustable constant-current charging circuit that makes it easy to use with most Ni-CAD batteries. The charger can charge a sin ...
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 | UNIVERSAL BATTERY CHARGER
When power is applied to the circuit, SCR1 is off, so there is no bias-current path to ground; thus, LM317 acts as a current regulator. The LM317 is connected to the battery through steering diode D1. ...
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 | BATTERY CHARGER II
The charger is based on a charging voltage of 2.4 V per cell, in accordance with most manufacturers' recommendations. The circuit pulses the battery under charge with 14.4 V (6 cells x 2.4 V per c ...
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