Title:
コイル部品
Document Type and Number:
Japanese Patent JP6686991
Kind Code:
B2
Abstract:
A coil component includes a base body, and a coil disposed inside the base body and wound into a spiral shape. The coil includes a plurality of coil conductor portions and a plurality of lead-out conductor portions, both the conductor portions being laminated in a first direction. The lead-out conductor portions overlap, when viewed from the first direction, side gap portions given by regions of the base body on the outer side of the coil conductor portions in a radial direction. The base body includes a cavity between two among the coil conductor portions adjacent to each other in the first direction. The cavity includes a first cavity overlapping first one among the lead-out conductor portions in the first direction. The first cavity is present at a position away two or more pitches in the first direction from the first lead-out conductor portion overlapping the first cavity.
Inventors:
Hiromitsu Yamanaka
Hashimoto
Hashimoto
Application Number:
JP2017170139A
Publication Date:
April 22, 2020
Filing Date:
September 05, 2017
Export Citation:
Assignee:
MURATA MANUFACTURING CO.,LTD.
International Classes:
H01F17/04; H01F17/00; H01F27/28
Domestic Patent References:
| JP2017059749A | ||||
| JP2010192889A | ||||
| JP8064421A | ||||
| JP2006352018A | ||||
| JP2001196228A | ||||
| JP2003109820A |
Foreign References:
| WO2017110460A1 |
Attorney, Agent or Firm:
Samejima Mutsumi
Yoshida Tamaki
Yoshida Tamaki