DE60334440D1 - Induktanz-Vorrichtung - Google Patents

Induktanz-Vorrichtung

Info

Publication number
DE60334440D1
DE60334440D1 DE60334440T DE60334440T DE60334440D1 DE 60334440 D1 DE60334440 D1 DE 60334440D1 DE 60334440 T DE60334440 T DE 60334440T DE 60334440 T DE60334440 T DE 60334440T DE 60334440 D1 DE60334440 D1 DE 60334440D1
Authority
DE
Germany
Prior art keywords
inductance device
inductance
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60334440T
Other languages
English (en)
Inventor
Juichi Ooki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumida Corp
Sumida Technologies Inc
Original Assignee
Sumida Corp
Sumida Technologies Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sumida Corp, Sumida Technologies Inc filed Critical Sumida Corp
Application granted granted Critical
Publication of DE60334440D1 publication Critical patent/DE60334440D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F17/045—Fixed inductances of the signal type  with magnetic core with core of cylindric geometry and coil wound along its longitudinal axis, i.e. rod or drum core
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H01F27/366—Electric or magnetic shields or screens made of ferromagnetic material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F17/00—Fixed inductances of the signal type 
    • H01F17/04—Fixed inductances of the signal type  with magnetic core
    • H01F2017/048—Fixed inductances of the signal type  with magnetic core with encapsulating core, e.g. made of resin and magnetic powder
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/02—Casings
    • H01F27/022—Encapsulation
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H01F27/292—Surface mounted devices
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/33—Arrangements for noise damping
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/36—Electric or magnetic shields or screens
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/12—Magnetic shunt paths
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F3/00—Cores, Yokes, or armatures
    • H01F3/10—Composite arrangements of magnetic circuits
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Coils Or Transformers For Communication (AREA)
DE60334440T 2003-03-28 2003-11-26 Induktanz-Vorrichtung Expired - Lifetime DE60334440D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003092759A JP4412702B2 (ja) 2003-03-28 2003-03-28 インダクタンス素子

Publications (1)

Publication Number Publication Date
DE60334440D1 true DE60334440D1 (de) 2010-11-18

Family

ID=32821652

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60334440T Expired - Lifetime DE60334440D1 (de) 2003-03-28 2003-11-26 Induktanz-Vorrichtung

Country Status (7)

Country Link
US (2) US20040189433A1 (de)
EP (1) EP1463069B1 (de)
JP (1) JP4412702B2 (de)
KR (1) KR20040086125A (de)
CN (1) CN1284191C (de)
DE (1) DE60334440D1 (de)
TW (1) TWI244096B (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4781223B2 (ja) * 2005-12-22 2011-09-28 スミダコーポレーション株式会社 インダクタンス素子
JP2007220788A (ja) * 2006-02-15 2007-08-30 Mitsumi Electric Co Ltd 面実装チョークコイル
JP4933830B2 (ja) * 2006-05-09 2012-05-16 スミダコーポレーション株式会社 インダクタ
JP4279858B2 (ja) * 2006-07-26 2009-06-17 スミダコーポレーション株式会社 磁性素子
US20080036566A1 (en) 2006-08-09 2008-02-14 Andrzej Klesyk Electronic Component And Methods Relating To Same
JP4922782B2 (ja) * 2007-02-21 2012-04-25 太陽誘電株式会社 面実装チョークコイル
JP4535083B2 (ja) * 2007-04-10 2010-09-01 Ｔｄｋ株式会社 コイル部品
JP2008306017A (ja) * 2007-06-08 2008-12-18 Citizen Electronics Co Ltd インダクタ及びインダクタの製造方法
TWI405225B (zh) * 2008-02-22 2013-08-11 Cyntec Co Ltd 扼流線圈
KR101094253B1 (ko) * 2008-04-28 2011-12-19 정춘길 무선 전력 수신 장치, 이와 관련된 무선 전력 송신 장치, 그리고, 무선 전력 송수신 시스템
US8427269B1 (en) * 2009-06-29 2013-04-23 VI Chip, Inc. Encapsulation method and apparatus for electronic modules
JP5525270B2 (ja) * 2010-01-28 2014-06-18 株式会社日立製作所 ハイブリッド巻鉄心、及びハイブリッド変流器
JP5280500B2 (ja) * 2011-08-25 2013-09-04 太陽誘電株式会社 巻線型インダクタ
CN105321686A (zh) * 2014-07-17 2016-02-10 叶敬才 一种带磁胶涂层铁芯的smd电感装置及其加工工艺
JP6332073B2 (ja) * 2015-02-13 2018-05-30 株式会社村田製作所 コイル部品
JP6477592B2 (ja) * 2016-05-13 2019-03-06 株式会社村田製作所 セラミックコア、巻線型電子部品及びセラミックコアの製造方法
CN114334399A (zh) * 2016-08-19 2022-04-12 马克西姆综合产品公司 用于低电磁干扰的耦合感应器
JP7148245B2 (ja) * 2018-01-26 2022-10-05 太陽誘電株式会社 巻線型のコイル部品

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH063770B2 (ja) * 1985-06-05 1994-01-12 株式会社村田製作所 チツプコイル
JPS642420A (en) 1987-06-25 1989-01-06 Mitsubishi Electric Corp Data transfer circuit
JP2592134B2 (ja) * 1989-06-02 1997-03-19 株式会社村田製作所 チップコイルの製造方法
JPH0346491A (ja) 1989-07-13 1991-02-27 Canon Inc ビデオ信号処理装置
JPH0519941A (ja) 1991-07-17 1993-01-29 Hitachi Seiko Ltd 電磁誘導形デジタイザのコイル励磁回路
JPH06325938A (ja) * 1993-05-11 1994-11-25 Murata Mfg Co Ltd 巻線型コイル
JPH07201577A (ja) 1993-12-28 1995-08-04 Taiyo Yuden Co Ltd ドラム型コイル部品及びその組立方法
JP2868064B2 (ja) 1994-02-07 1999-03-10 スミダ電機株式会社 高周波変成器
JP3497276B2 (ja) * 1994-07-20 2004-02-16 松下電器産業株式会社 インダクタンス素子とその製造方法
JPH10126092A (ja) 1996-10-17 1998-05-15 Nitto Denko Corp 電気回路部品の電磁シ−ルド用部材
US6144280A (en) * 1996-11-29 2000-11-07 Taiyo Yuden Co., Ltd. Wire wound electronic component and method of manufacturing the same
JP3302620B2 (ja) * 1997-06-18 2002-07-15 タケチ工業ゴム株式会社 ノイズ吸収装置
US6198373B1 (en) * 1997-08-19 2001-03-06 Taiyo Yuden Co., Ltd. Wire wound electronic component
JPH1167520A (ja) * 1997-08-19 1999-03-09 Taiyo Yuden Co Ltd 巻線型電子部品及びその封止樹脂
JP3446133B2 (ja) 1998-05-26 2003-09-16 スミダコーポレーション株式会社 高周波トランス
JP3352950B2 (ja) * 1998-07-13 2002-12-03 太陽誘電株式会社 チップインダクタ
JP3583965B2 (ja) * 1999-11-26 2004-11-04 太陽誘電株式会社 面実装型コイル及びその製造方法
JP2002008931A (ja) * 2000-04-18 2002-01-11 Taiyo Yuden Co Ltd 巻線型コモンモードチョークコイル

Also Published As

Publication number Publication date
EP1463069B1 (de) 2010-10-06
JP4412702B2 (ja) 2010-02-10
TW200419598A (en) 2004-10-01
US20060006970A1 (en) 2006-01-12
EP1463069A2 (de) 2004-09-29
KR20040086125A (ko) 2004-10-08
JP2004303828A (ja) 2004-10-28
US20040189433A1 (en) 2004-09-30
CN1284191C (zh) 2006-11-08
TWI244096B (en) 2005-11-21
US7183886B2 (en) 2007-02-27
CN1534696A (zh) 2004-10-06
EP1463069A3 (de) 2004-10-13

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