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公开(公告)号:US20170316870A1
公开(公告)日:2017-11-02
申请号:US15654381
申请日:2017-07-19
Inventor: Takuji KAWASHIMA , Yoshiharu OMORI , Hideki TANAKA
CPC classification number: H01F27/2804 , H01F17/0013 , H01F27/292 , H01F41/041 , H01F2017/002 , H01F2017/0093
Abstract: A common mode noise filter includes: a laminated body; and a first and second coil conductors that are formed inside the laminated body and face each other in a first direction, wherein the first coil conductor has a first surface facing the second coil conductor; the second coil conductor has a second surface facing the first surface; a distance between ends of the first and second surfaces in the first direction is longer than a distance between centers of the first and second surfaces in the first direction; the first and second surfaces have corners each formed into an arcuate shape in a cross section; and a relationship between a height h in the first direction and a width w in a second direction perpendicular to the first direction is h≧w in a cross section of each of the first and second coil conductors.
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公开(公告)号:US20250014802A1
公开(公告)日:2025-01-09
申请号:US18710533
申请日:2022-11-24
Inventor: Naoto YABUUCHI , Yoshiharu OOMORI , Yutaka TAGUCHI , Takuji KAWASHIMA
Abstract: A common mode noise filter includes: a plurality of insulator layers; and a first coil conductor, a second coil conductor, a third coil conductor, a fourth coil conductor, a fifth coil conductor, and a sixth coil conductor. A first interval I1 measured in an upward/downward direction from an upper surface of the first coil conductor to a lower surface of the third coil conductor, a second interval I2 measured in the upward/downward direction from an upper surface of the fourth coil conductor to a lower surface of the sixth coil conductor, and a third interval I3 measured in the upward/downward direction from the lower surface of the third coil conductor to the upper surface of the fourth coil conductor satisfy I1
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