System and method for providing positive and negative voltages from a single inductor
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United States of America Patent
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Jan 1, 2013
Grant Date -
Sep 20, 2012
app pub date -
Mar 18, 2011
filing date -
Mar 18, 2011
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Abstract
This disclosure provides systems, methods and apparatus, including computer programs encoded on computer storage media, for providing positive and negative voltages of a power supply. In one aspect, the power supply includes an inductor having a first end coupled via a source switch to a voltage source and coupled via a first plurality of output switches to a respective plurality of negative outputs and a second end coupled via a ground switch to a ground potential and coupled via a second plurality of output switches to a respective plurality of positive outputs and a controller adapted to configure the switches into at least one of multiple configurations.
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