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.

Date of Patent:
Dec. 10, 2024

Filed:

May. 10, 2022
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventor:

John Duward Sagona, Poplar Grove, IL (US);

Assignee:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/157 (2006.01); H02M 1/00 (2006.01); H02M 3/158 (2006.01);
U.S. Cl.
CPC ...
H02M 1/0032 (2021.05); H02M 1/0009 (2021.05); H02M 3/157 (2013.01); H02M 3/158 (2013.01);
Abstract

A method of DC-DC power conversion includes converting a DC link voltage to a DC output voltage for a load that is lower than the DC link voltage using a buck converter. The method includes controlling the buck converter in a normal switching mode in response to the DC link voltage, the DC output voltage, and the current of the load being within respective predetermined thresholds. The method includes controlling the buck converter in a light load switching mode in response the DC link voltage, the DC output voltage, and/or the current of the load being at or beyond the respective predetermined thresholds.


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