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:
Jul. 18, 2023

Filed:

Oct. 15, 2021
Applicant:

Lear Corporation, Southfield, MI (US);

Inventors:

Rafael Jimenez Pino, Valls, ES;

Pablo Gaona Rosanes, Valls, ES;

Hector Sarnago Andia, Olvega, ES;

Oscar Lucia Gil, Saragossa, ES;

Assignee:

LEAR CORPORATION, Southfield, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02M 3/335 (2006.01); H02M 3/325 (2006.01);
U.S. Cl.
CPC ...
H02M 3/33573 (2021.05); H02M 3/33584 (2013.01); H02M 3/325 (2013.01);
Abstract

A DC-DC converter includes a first switching network that receives the input DC voltage and outputs a first AC voltage, a transformer, and a secondary side conversion circuit that receives the second AC voltage and outputs the output DC voltage. The transformer includes a first plurality of primary windings, a second plurality of primary windings and a plurality of secondary windings. The transformer is configured to receive the first AC voltage and outputting a second AC voltage. When the input DC voltage is intended to be used in a low voltage range, the first plurality of primary windings and the second plurality of primary windings are configured to be in parallel at the time the DC-DC converter is manufactured. When the input DC voltage is intended to be used in a high voltage range the first plurality of primary windings and the second plurality of primary windings are configured to be in series at the time of manufacture.


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