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:
Jan. 09, 2024

Filed:

Sep. 26, 2022
Applicant:

Texas Instruments Incorporated, Dallas, TX (US);

Inventors:

Zhemin Zhang, Allen, TX (US);

Kenji Otake, Nagano, JP;

Yi Yan, San Jose, CA (US);

Jeffrey Morroni, Parker, TX (US);

Yuki Sato, Tokyo, JP;

Takafumi Ando, Beppu, JP;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01L 23/64 (2006.01); H01F 27/28 (2006.01); H01F 41/06 (2016.01); H01F 41/02 (2006.01); H01F 17/04 (2006.01); H01L 21/48 (2006.01); H01L 23/31 (2006.01); H01L 23/495 (2006.01); H01L 49/02 (2006.01); H01F 27/02 (2006.01);
U.S. Cl.
CPC ...
H01L 23/645 (2013.01); H01F 17/04 (2013.01); H01F 27/022 (2013.01); H01F 27/28 (2013.01); H01F 41/0206 (2013.01); H01F 41/06 (2013.01); H01L 21/4842 (2013.01); H01L 23/3114 (2013.01); H01L 23/4952 (2013.01); H01L 23/49503 (2013.01); H01L 28/10 (2013.01);
Abstract

In examples, a method of manufacturing a transformer device comprises providing a first magnetic member and providing a laminate member containing primary and secondary transformer windings wound around an orifice extending through the laminate member. The method further comprises positioning a build up film abutting the laminate member. The method also comprises positioning at least a portion of a second magnetic member in the orifice. The method further comprises heat pressing at least one of the first and second magnetic members such that a distance between the first and second magnetic members decreases and such that the build-up film melts, thereby producing a transformer device.


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