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:
Mar. 25, 2025

Filed:

Aug. 31, 2022
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Raghavendra Ramachandra, Karnataka, IN;

Pradeep Chitirala, Bangalore, IN;

Priya Kakarla Naga Lakshmi, Bangalore, IN;

Mahtab Ahmed, Uttar Pradesh, IN;

Assignee:

HAMILTON SUNDSTRAND CORPORATION, Charlotte, NC (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H02M 3/158 (2006.01); H02M 1/00 (2006.01); H02M 3/157 (2006.01); H03K 3/033 (2006.01);
U.S. Cl.
CPC ...
H02M 3/158 (2013.01); H02M 1/0038 (2021.05); H02M 3/157 (2013.01); H03K 3/033 (2013.01);
Abstract

A power converter for providing power to a load includes a buck converter having a DC input and a DC output and that is configured to receive a DC voltage at the DC voltage input and provide DC output voltage at the DC output. The converter also includes a voltage monitor that monitors a voltage provided at the DC output and a selectively connectable transient suppression circuit connected across that DC output and connected to the voltage monitor. The selectively connectable transient suppression circuit includes a dissipation circuit and a suppression circuit switch connected in series with the dissipation circuit that controls charge dissipation from the DC output into the dissipation circuit based on the voltage monitor determining that the voltage across the DC output is above a threshold.


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