KR100875731B1 - 자성 소자 - Google Patents

자성 소자 Download PDF

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Publication number
KR100875731B1
KR100875731B1 KR1020060058329A KR20060058329A KR100875731B1 KR 100875731 B1 KR100875731 B1 KR 100875731B1 KR 1020060058329 A KR1020060058329 A KR 1020060058329A KR 20060058329 A KR20060058329 A KR 20060058329A KR 100875731 B1 KR100875731 B1 KR 100875731B1
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KR
South Korea
Prior art keywords
core
magnetic
cross
sectional area
outer shell
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KR1020060058329A
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English (en)
Korean (ko)
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KR20070001010A (ko
Inventor
간 사노
Original Assignee
스미다 코포레이션 가부시키가이샤
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Publication of KR20070001010A publication Critical patent/KR20070001010A/ko
Application granted granted Critical
Publication of KR100875731B1 publication Critical patent/KR100875731B1/ko
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    • 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
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • 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
    • 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
    • H01F5/00—Coils
    • 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
    • H01F2017/046—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 helical coil made of flat wire, e.g. with smaller extension of wire cross section in the direction of the longitudinal axis
    • 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
    • H01F27/34—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
    • H01F3/14—Constrictions; Gaps, e.g. air-gaps

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Coils Of Transformers For General Uses (AREA)
KR1020060058329A 2005-06-28 2006-06-27 자성 소자 Active KR100875731B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2005-00188370 2005-06-28
JP2005188370A JP4472589B2 (ja) 2005-06-28 2005-06-28 磁性素子

Publications (2)

Publication Number Publication Date
KR20070001010A KR20070001010A (ko) 2007-01-03
KR100875731B1 true KR100875731B1 (ko) 2008-12-26

Family

ID=37566627

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060058329A Active KR100875731B1 (ko) 2005-06-28 2006-06-27 자성 소자

Country Status (5)

Country Link
US (1) US7259650B2 (enExample)
JP (1) JP4472589B2 (enExample)
KR (1) KR100875731B1 (enExample)
CN (1) CN1892932B (enExample)
TW (1) TWI367505B (enExample)

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* Cited by examiner, † Cited by third party
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KR20100054875A (ko) * 2007-09-27 2010-05-25 스미다 코포레이션 가부시키가이샤 복합 자성소자
US20090237193A1 (en) * 2008-03-20 2009-09-24 Timothy Craig Wedley Multi-core inductive device and method of manufacturing
US8975523B2 (en) * 2008-05-28 2015-03-10 Flextronics Ap, Llc Optimized litz wire
CN101593616B (zh) * 2008-05-30 2011-08-31 侨威科技股份有限公司 变压器及直流对直流转换器
KR200448983Y1 (ko) * 2009-11-04 2010-07-02 지이티플러스(주) 듀얼 인덕터
CN102339666A (zh) * 2010-07-16 2012-02-01 株式会社田村制作所 电感器
CN102208242B (zh) * 2011-03-18 2013-10-09 华为技术有限公司 一种磁集成电感及其制作方法和一种无桥pfc电路
TWI436380B (zh) * 2012-02-01 2014-05-01 Delta Electronics Inc 磁性組件及其基座
TWI493579B (zh) 2014-04-16 2015-07-21 Delta Electronics Inc 具多氣隙之磁性組件
EP3047781B1 (de) 2015-01-20 2019-08-28 Eurofilters N.V. Autonom betreibbarer Bodenstaubsauger, Verfahren zum Staubsaugen sowie Verwendung eines autonom betreibbaren Bodenstaubsaugers
US20160247627A1 (en) * 2015-02-24 2016-08-25 Maxim Integrated Products, Inc. Low-profile coupled inductors with leakage control
CN204808997U (zh) 2015-07-09 2015-11-25 台达电子企业管理（上海）有限公司 磁性组件及其适用的电源系统
CN108369850B (zh) * 2015-12-22 2021-03-02 伊顿智能动力有限公司 具有未耦合的绕组的集成多相功率电感器和制造方法
WO2017107039A1 (en) * 2015-12-22 2017-06-29 Cooper Technologies Company Modular integrated multi-phase, non-coupled winding power inductor and methods of manufacture
CN105810416B (zh) * 2016-04-26 2018-05-08 开平帛汉电子有限公司 可产生滤波功能的电子装置
JP6531712B2 (ja) * 2016-04-28 2019-06-19 株式会社村田製作所 複合インダクタ
AU2017326906B2 (en) * 2016-09-15 2022-09-01 Parcor Technology Limited Electromagnetic device and methods
DE102017208658B4 (de) * 2017-05-22 2022-12-29 Würth Elektronik eiSos Gmbh & Co. KG Induktives Bauteil und Verfahren zum Herstellen eines induktiven Bauteils
CN115148476A (zh) * 2017-12-23 2022-10-04 乾坤科技股份有限公司 耦合电感器及其制作方法
JP6930433B2 (ja) * 2018-01-10 2021-09-01 Tdk株式会社 インダクタ素子
JP2019201058A (ja) * 2018-05-14 2019-11-21 スミダコーポレーション株式会社 リアクトル装置
JP7373119B2 (ja) * 2020-02-19 2023-11-02 スミダコーポレーション株式会社 磁気結合インダクタ
CN113948294B (zh) * 2020-07-15 2025-03-21 Tdk株式会社 线圈装置
CN113948293A (zh) 2020-07-15 2022-01-18 Tdk株式会社 线圈装置
WO2022040925A1 (en) 2020-08-25 2022-03-03 Telefonaktiebolaget Lm Ericsson (Publ) Magnetic apparatus, and voltage converter including the same
JP7661138B2 (ja) 2021-06-09 2025-04-14 Tdk株式会社 コイル装置
JP2022188658A (ja) * 2021-06-09 2022-12-21 Tdk株式会社 コイル装置
CN114050026B (zh) * 2021-11-30 2024-06-11 杭州云电科技能源有限公司 磁性组件、其制作方法、功率模块及开关电源
CN117174447A (zh) * 2023-07-20 2023-12-05 东莞育嘉电子有限公司 一种交错式变压器

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JPS5831383Y2 (ja) * 1974-12-25 1983-07-12 東芝テック株式会社 ホウデントウアンテイキ
JPH0410660Y2 (enExample) * 1981-06-19 1992-03-17
JPS6081630U (ja) * 1983-11-10 1985-06-06 ティーディーケイ株式会社 コイル装置
JPS61166519U (enExample) * 1985-04-01 1986-10-16
JPH01108615U (enExample) * 1988-01-18 1989-07-24
JPH01227410A (ja) * 1988-03-08 1989-09-11 Kijima:Kk 小形トランス
JPH03171607A (ja) * 1989-11-29 1991-07-25 Tokyo Electric Co Ltd インバータ用トランス
JP2729848B2 (ja) * 1990-02-19 1998-03-18 株式会社タムラ製作所 Ａｃリアクター
US5306350A (en) * 1990-12-21 1994-04-26 Union Carbide Chemicals & Plastics Technology Corporation Methods for cleaning apparatus using compressed fluids
JPH06196341A (ja) * 1992-12-22 1994-07-15 Taiyo Yuden Co Ltd 巻線部品
TW436823B (en) * 1994-06-29 2001-05-28 Yokogawa Electric Corp Prited coil type transformer
JP3230647B2 (ja) * 1994-12-09 2001-11-19 株式会社安川電機 直流リアクトル
JPH1074634A (ja) * 1996-08-30 1998-03-17 Matsushita Electric Ind Co Ltd コンバータトランス
EP0869518B1 (en) * 1996-10-24 2008-12-10 Panasonic Corporation Choke coil
US5747981A (en) * 1996-12-02 1998-05-05 Ford Motor Company Inductor for an electrical system
JP2000124047A (ja) * 1998-10-13 2000-04-28 Matsushita Electric Ind Co Ltd チョークコイル
JP2001155932A (ja) * 1999-11-29 2001-06-08 Sumitomo Special Metals Co Ltd インダクタ
JP2001274029A (ja) * 2000-03-28 2001-10-05 Tokin Corp チョークコイル用コアおよびその製造方法およびチョークコイル
AU2001293299A1 (en) * 2000-09-20 2002-04-02 Ascom Energy Systems Ag, Berne Planar inductive element
DE10056945C2 (de) * 2000-11-17 2003-08-21 Epcos Ag Ferritkern mit neuer Bauform, Überträger und Verwendung des Ferritkerns
US6734775B2 (en) * 2002-04-29 2004-05-11 Yu-Lin Chung Transformer structure
JP2004253434A (ja) * 2003-02-18 2004-09-09 Matsushita Electric Ind Co Ltd コイル部品及びそれを用いた電源装置
US7353587B2 (en) * 2004-11-01 2008-04-08 Vlt, Inc. Forming distributed gap magnetic cores

Also Published As

Publication number Publication date
US20060290458A1 (en) 2006-12-28
CN1892932A (zh) 2007-01-10
JP4472589B2 (ja) 2010-06-02
JP2007012686A (ja) 2007-01-18
TWI367505B (en) 2012-07-01
CN1892932B (zh) 2012-06-13
TW200701266A (en) 2007-01-01
US7259650B2 (en) 2007-08-21
KR20070001010A (ko) 2007-01-03

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