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Get negative auxiliary output from a buck regulator

Posted: 07 Aug 2007  Print Version  Bookmark and Share Subscribe

Keywords: Buck switching-power converters  buck regulator 

[Summary of tips] By Bob BellNational Semiconductor Corp.Buck switching-power converters are the most common method used to efficiently step down positive input voltages. Some applications require an additional low power negative output voltage. Often, for cost and size constraints an additional regulator is impractical. There are two possibilit......
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