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:
Aug. 13, 2024

Filed:

Mar. 24, 2022
Applicant:

Tdk Corporation, Tokyo, JP;

Inventors:

Takuya Tsukahara, Tokyo, JP;

Isao Nakahata, Tokyo, JP;

Kazuhiro Yoshidome, Tokyo, JP;

Assignee:

TDK CORPORATION, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C22C 38/16 (2006.01); C22C 38/02 (2006.01); C22C 38/12 (2006.01); C22C 45/02 (2006.01); H01F 1/153 (2006.01);
U.S. Cl.
CPC ...
H01F 1/15333 (2013.01); C22C 38/02 (2013.01); C22C 38/12 (2013.01); C22C 38/16 (2013.01); C22C 45/02 (2013.01); C22C 2200/02 (2013.01); C22C 2202/02 (2013.01);
Abstract

To provide a soft magnetic alloy or the like, from which a magnetic component having a good temperature property of core loss can be obtained. The soft magnetic alloy includes Fe. The soft magnetic alloy includes a crystallite, and an amorphous phase existing around the crystallite. A total area ratio of the crystallite in a cross section of the soft magnetic alloy is 40% or more and less than 60%. An average thickness of the amorphous phase is 3.0 nm or more and 10.0 nm or less. A standard deviation of a thickness of the amorphous phase is 10.0 nm or less.


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