Title:
COIL COMPONENT
Document Type and Number:
WIPO Patent Application WO/2013/094209
Kind Code:
A1
Abstract:
A coil component is provided with: a magnetic core; a winding portion wound on the magnetic core; and an outer casing comprising plastic that covers the magnetic core and the winding portion. The magnetic core comprises magnetic powder and configures a closed magnetic circuit. The magnetic core has a bottom surface configured so as to contact a mounting surface. The outer casing has a bottom surface configured so as to contact the mounting surface. The bottom surface of the magnetic core has a magnetic core exposing portion that is exposed from the outer casing. The magnetic core exposing portion and the bottom surface of the outer casing are coplanar. Said coil component improves heat dissipation efficiency.
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Inventors:
NAKATA TOSHIYUKI
SHIBUYA TOMONORI
MATSUTANI NOBUYA
SHIBUYA TOMONORI
MATSUTANI NOBUYA
Application Number:
PCT/JP2012/008160
Publication Date:
June 27, 2013
Filing Date:
December 20, 2012
Export Citation:
Assignee:
PANASONIC CORP (JP)
International Classes:
H01F27/24; H01F27/06; H01F27/22; H01F27/255; H01F37/00
Domestic Patent References:
WO2011132361A1 | 2011-10-27 | |||
WO2010110007A1 | 2010-09-30 |
Foreign References:
JP2003007547A | 2003-01-10 | |||
JP2010171209A | 2010-08-05 | |||
JP2006066683A | 2006-03-09 | |||
JP2009218532A | 2009-09-24 | |||
JP2004039888A | 2004-02-05 |
Attorney, Agent or Firm:
NAITO, Hiroki et al. (JP)
Hiroki Naito (JP)
Hiroki Naito (JP)
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Claims: