Electric load driving circuit
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United States of America Patent
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Apr 8, 2014
Grant Date -
Apr 29, 2010
app pub date -
Oct 26, 2009
filing date -
Oct 27, 2008
priority date (Note) -
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Abstract
An electric load driving circuit for driving an electric load having a capacity component includes a plurality of power sources generating different voltages, capacitors provided parallel to the plurality of power sources, a switch control unit that switches connections between the capacitors and the electric load and thereby switching a voltage applied to the electric load, discharge paths that enable discharging electric charge stored in the capacitor, and a discharge control unit that controls a quantity of electric charge discharged from the discharge paths.
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