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Monolithic DC/DC power management module with surface FET

  • US 8,552,708 B2
  • Filed: 06/02/2011
  • Issued: 10/08/2013
  • Est. Priority Date: 06/02/2010
  • Status: Active Grant
First Claim
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1. A monolithic DC to DC converter, comprising:

  • a semiconductor substrate;

    a surface FET formed on the semiconductor substrate that modulates currents across a surface of the semiconductor substrate; and

    a toroidal inductor with a magnetic core formed on the substrate around the FET and having a first winding connected to the FET.

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