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.
Patent No.:
Date of Patent:
Jun. 09, 2020
Filed:
Jan. 08, 2018
Applicant:
Shenzhen Sunlord Electronics Co., Ltd., Shenzhen, Guangdong, CN;
Assignee:
Shenzhen Sunlord Electronics Co., Ltd., Shenzhen, Guangdong, unknown;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/22 (2006.01); C22C 33/02 (2006.01); H01F 41/02 (2006.01); B22F 1/00 (2006.01); H01F 1/36 (2006.01); C22C 38/02 (2006.01); C22C 38/18 (2006.01); C22C 38/00 (2006.01);
U.S. Cl.
CPC ...
H01F 1/22 (2013.01); C22C 33/02 (2013.01); C22C 38/002 (2013.01); C22C 38/02 (2013.01); C22C 38/18 (2013.01); H01F 1/36 (2013.01); H01F 41/0246 (2013.01); B22F 2001/0066 (2013.01); B22F 2201/02 (2013.01); B22F 2202/01 (2013.01); B22F 2998/10 (2013.01); B22F 2999/00 (2013.01); C22C 2202/02 (2013.01);
Abstract
A composite soft magnetic material includes the following components: 67.9 to 95.54 wt % of FeSiCr, 0.1 to 0.3 wt % of TiO, 0.15 to 0.75 wt % of SiO, 0.1 to 0.5 wt % of MnO, 0.1 to 0.5 wt % of ZnO, 3.4 to 25.9 wt % of BaO, 0.4 to 3 wt % of BO, 0.2 to 0.85 wt % of CaO, and 0.01 to 0.3 wt % of CuO. The composite soft magnetic material has high initial permeability and high Bs, excellent temperature stability, and low temperature coefficient.