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Title:
INDUCTOR AND ITS MANUFACTURING METHOD
Document Type and Number:
Japanese Patent JP2001267136
Kind Code:
A
Abstract:

To provide an inductor which has high connection reliability between an internal conductor coil and external electrodes, high long-term reliability after mounting, and high safety when an overcurrent occurs and a method of manufacturing the inductor.

This inductor is constituted in such a way that ≥2/3 parts of both-side final turn sections of the internal conductor coil 2 embedded in a molded body 3 of a magnetic material are protruded from both end faces 3a and 3b of the molded body 3 by lengths of ≥1/5 of the wire diameter D of the coil 2. At the same time, the external electrodes 4a and 4b are positioned so that the electrodes 4a and 4b may be joined to the portions 2a and 2b of the coil 2 exposed on both end faces 3a and 3b of the molded body 3.


Inventors:
HAMAYA JUNICHI
OSHIMA NOBUHITO
Application Number:
JP2000070614A
Publication Date:
September 28, 2001
Filing Date:
March 14, 2000
Export Citation:
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Assignee:
MURATA MANUFACTURING CO
International Classes:
H01F17/04; H01F27/29; H01F30/00; H01F41/04; (IPC1-7): H01F17/04; H01F27/29; H01F30/00; H01F41/04
Attorney, Agent or Firm:
Nishizawa Hitoshi