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:
Sep. 23, 2025

Filed:

Mar. 27, 2020
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventor:

Brian David Johnson, Tucson, AZ (US);

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/522 (2006.01); H01F 27/28 (2006.01); H01F 27/29 (2006.01); H01L 23/528 (2006.01); H10D 1/20 (2025.01); H10D 84/40 (2025.01);
U.S. Cl.
CPC ...
H01L 23/5227 (2013.01); H01F 27/2804 (2013.01); H01F 27/29 (2013.01); H01L 23/5226 (2013.01); H01L 23/528 (2013.01); H10D 1/20 (2025.01); H10D 84/40 (2025.01); H01F 2027/2809 (2013.01);
Abstract

A device includes a first metal layer including a first terminal outside the first coil and a second terminal within the inner area of the first coil. A second metal layer has a second coil. The second coil has a first terminal outside the second coil and a second terminal within its inner area. A first via electrically couples the second terminals of the first and second coils. A third metal layer has a third coil defining an inner area which at least partially overlaps the inner areas of the first and second coil. The third coil has a first terminal outside the third coil and a second terminal within its inner area. The second coil at least partially overlaps the third coil. A second via electrically couples together the first terminal of the second coil and the second terminal of the third coil.


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