DC/DC converter
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United States of America Patent
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-
Oct 2, 2007
Grant Date -
Mar 1, 2007
app pub date -
Aug 17, 2006
filing date -
Aug 25, 2005
priority date (Note) -
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status (Latency Note)
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Abstract
A DC/DC converter includes a first transformer and a second transformer each having primary windings and secondary windings respectively having first windings and second windings, a second switch connected to both ends of a first series circuit, a fourth switch connected to both ends of a second series circuit, a third series circuit being connected to both ends of the second switch and having the second winding and a second DC power supply, a fourth series circuit being connected to both ends of the fourth switch and having the second winding and the second DC power supply, a reactor connected to both ends of a series circuit having the secondary windings, and a control circuit turning ON/OFF the first and third switches with a phase difference of a half cycle and turning ON/OFF the second and fourth switches with a phase difference of a half cycle.
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