Title:
ELECTRIC WIRE FOR HIGH-FREQUENCY COIL, AND ELECTRONIC COMPONENT
Document Type and Number:
WIPO Patent Application WO/2019/004110
Kind Code:
A1
Abstract:
[Problem] To provide: an electric wire which is for a high-frequency coil and with which the reliability of a soldered joint is assured and AC resistance at high frequencies can be reduced; and an electronic component having the electric wire for a high-frequency coil. [Solution] The problem is solved by using this electric wire 20 for a high-frequency coil, the electric wire being configured from at least: a core wire 10 having a copper conductor 1 and a ferromagnetic layer 4 provided on the outer circumference of the copper conductor 1, and an insulating covering layer 4 provided on the core wire 10, wherein the ferromagnetic layer 4 has a gap G in a radial direction X, the wetting stress during soldering is at least 3.4 mN, and the zero-cross time is not more than 0.4 seconds.
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Inventors:
KITAZAWA HIROSHI (JP)
SAKITA TAKUYA (JP)
MIYAZAWA TAKASHI (JP)
MIYAHARA SHOHEI (JP)
OKADA YOICHI (JP)
YANAGIHARA MASAHIRO (JP)
SAKITA TAKUYA (JP)
MIYAZAWA TAKASHI (JP)
MIYAHARA SHOHEI (JP)
OKADA YOICHI (JP)
YANAGIHARA MASAHIRO (JP)
Application Number:
PCT/JP2018/023960
Publication Date:
January 03, 2019
Filing Date:
June 25, 2018
Export Citation:
Assignee:
TOTOKU ELECTRIC (JP)
International Classes:
H01B7/00; C23C28/00; C25D5/12; C25D5/48; C25D7/06; H01B7/02
Foreign References:
JP2011222617A | 2011-11-04 | |||
JP2016046522A | 2016-04-04 | |||
JPS421339Y1 | 1967-01-26 |
Attorney, Agent or Firm:
YOSHIMURA, Shunichi (JP)
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