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Voltage regulator for a low power solar cell

Question asked by 1TJ on Oct 4, 2011
Latest reply on Oct 5, 2011 by 1TJ

I need a voltage regulator circuit for a 5-20 watt solar cell to maintain a 24 volt battery in a remote location. The cell(s) will put out up to 45 volts in full sun. I would like to maintain a float voltage of 27.5 volts in full sun. I am also concerned about battery drain at night.  Ed