The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7254000 B1

PDF
Full Text
Expired
Date of Patent:
Aug. 07, 2007

Filed:

Jun. 20, 2005
Applicants:

Mark Smith, Irvine, CA (US);

Chongming Qiao, Irvine, CA (US);

Vincent Condido, Palo Alto, CA (US);

Reza Amironi, Dana Point, CA (US);

Amir Asvadi, Laguna Hills, CA (US);

Inventors:

Mark Smith, Irvine, CA (US);

Chongming Qiao, Irvine, CA (US);

Vincent Condido, Palo Alto, CA (US);

Reza Amironi, Dana Point, CA (US);

Amir Asvadi, Laguna Hills, CA (US);

Assignee:

Nexem, Inc., Irvine, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02H 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An over voltage protection circuit for single phase and multiphase buck converters. According to one embodiment, upon the occurrence of an over voltage condition, the high side switch is turned Off and the low side switch is On. As the output voltage drops below a lower threshold, the low side switch is turned Off thereby reducing or eliminating negative spikes on the voltage output.


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Smith, Mark. (2007). Over voltage protection scheme for synchronous buck converter (U.S. Patent No. 7254000). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7254000

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