Title:
コモンモードチョークコイル
Document Type and Number:
Japanese Patent JP6583542
Kind Code:
B2
Abstract:
A common mode choke coil includes a core, and first and second coils opposed to each other and wound on the core. The core can have a square shape, or an elongated shape having a long axis and a short axis when viewed in a direction along a central axis of the core. Each of the first and second coils is a single-layer coil. An area of a cross-section of the core taken perpendicular to a circumferential direction of the core is constant in the circumferential direction of the core. The cross-section of the core has a quadrilateral shape.
Inventors:
Tatsuya Sasaki
Shinya Hirai
Shin Hasegawa
Shinya Hirai
Shin Hasegawa
Application Number:
JP2018508910A
Publication Date:
October 02, 2019
Filing Date:
March 09, 2017
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01F17/06; H01F27/28; H01F41/08
Domestic Patent References:
| JP2004087854A | ||||
| JP6302437A | ||||
| JP2003347130A | ||||
| JP4369206A | ||||
| JP2235418A | ||||
| JP2007088405A | ||||
| JP2006173201A |
Foreign References:
| US20090160596 |
Attorney, Agent or Firm:
Norihito Yamao
Yoshida Tamaki
Yoshida Tamaki