Non-isolated power conversion system having multiple switching power converters
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United States of America Patent
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Jun 12, 2007
Grant Date -
Apr 27, 2006
app pub date -
Oct 26, 2004
filing date -
Oct 26, 2004
priority date (Note) -
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Abstract
A non-isolated power conversion system has an input stage and an output stage. A plurality of cascaded switching power converter stages are coupled between the input stage and the output stage. Each of the plurality of switching power converter stages has at least one switch that is activated in accordance with a duty cycle associated with a switching cycle. At least one energy storage device temporarily stores energy that is proportional to the duty cycle during the switching cycle for delivery to the output stage.
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