TWI888389B - 電感器 - Google Patents

電感器 Download PDF

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Publication number
TWI888389B
TWI888389B TW109121805A TW109121805A TWI888389B TW I888389 B TWI888389 B TW I888389B TW 109121805 A TW109121805 A TW 109121805A TW 109121805 A TW109121805 A TW 109121805A TW I888389 B TWI888389 B TW I888389B
Authority
TW
Taiwan
Prior art keywords
wiring
length
opposing portion
thickness direction
recess
Prior art date
Application number
TW109121805A
Other languages
English (en)
Chinese (zh)
Other versions
TW202109558A (zh
Inventor
古川佳宏
奧村圭佑
Original Assignee
日商日東電工股份有限公司
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 日商日東電工股份有限公司 filed Critical 日商日東電工股份有限公司
Publication of TW202109558A publication Critical patent/TW202109558A/zh
Application granted granted Critical
Publication of TWI888389B publication Critical patent/TWI888389B/zh

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F38/00—Adaptations of transformers or inductances for specific applications or functions
    • H01F38/20—Instruments transformers
    • 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
    • H01F27/255—Magnetic cores made from particles
    • 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
    • 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
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2823—Wires
    • 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
    • H01F27/32—Insulating of coils, windings, or parts thereof
    • 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
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
    • H01F1/20—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/22—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
    • H01F1/24—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
    • H01F1/26—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles
    • H01F1/37—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles in a bonding agent
    • 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
    • H01F2003/106—Magnetic circuits using combinations of different magnetic materials
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Coils Or Transformers For Communication (AREA)
TW109121805A 2019-08-09 2020-06-29 電感器 TWI888389B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2019-147271 2019-08-09
JP2019147271A JP7485505B2 (ja) 2019-08-09 2019-08-09 インダクタ

Publications (2)

Publication Number Publication Date
TW202109558A TW202109558A (zh) 2021-03-01
TWI888389B true TWI888389B (zh) 2025-07-01

Family

ID=74570611

Family Applications (2)

Application Number Title Priority Date Filing Date
TW109121805A TWI888389B (zh) 2019-08-09 2020-06-29 電感器
TW114121134A TW202541056A (zh) 2019-08-09 2020-06-29 電感器

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW114121134A TW202541056A (zh) 2019-08-09 2020-06-29 電感器

Country Status (7)

Country Link
US (2) US12255005B2 (https=)
EP (1) EP4012732B1 (https=)
JP (3) JP7485505B2 (https=)
KR (1) KR102786140B1 (https=)
CN (2) CN121260652A (https=)
TW (2) TWI888389B (https=)
WO (1) WO2021029141A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7407537B2 (ja) * 2019-08-09 2024-01-04 日東電工株式会社 インダクタの製造方法
JP7485505B2 (ja) 2019-08-09 2024-05-16 日東電工株式会社 インダクタ
JP7396324B2 (ja) * 2021-04-20 2023-12-12 株式会社村田製作所 パッケージ基板
JP7761247B2 (ja) * 2021-04-26 2025-10-28 国立研究開発法人産業技術総合研究所 導線、コイル、トランス
JP7512971B2 (ja) * 2021-08-10 2024-07-09 株式会社村田製作所 インダクタ部品
CN118742979A (zh) * 2022-02-15 2024-10-01 株式会社村田制作所 封装基板以及电感器部件
JPWO2024195638A1 (https=) * 2023-03-22 2024-09-26
WO2025197832A1 (ja) * 2024-03-18 2025-09-25 日東電工株式会社 インダクタ部材及びインダクタ部材の製造方法

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01146424U (https=) * 1988-03-31 1989-10-09
JP2001185421A (ja) * 1998-12-28 2001-07-06 Matsushita Electric Ind Co Ltd 磁性素子およびその製造方法
JP2008288370A (ja) * 2007-05-17 2008-11-27 Nec Tokin Corp 面実装インダクタおよびその製造方法
JP2013543635A (ja) * 2010-09-23 2013-12-05 スリーエム イノベイティブ プロパティズ カンパニー 遮蔽された電気ケーブル
TW201702074A (zh) * 2015-06-10 2017-01-16 Nitto Denko Corp 線圈模組及其製造方法
US20170053732A1 (en) * 2015-08-18 2017-02-23 Samsung Electro-Mechanics Co., Ltd. Coil electronic component

Family Cites Families (34)

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JPS6010228U (ja) 1983-06-30 1985-01-24 ティーディーケイ株式会社 被覆電線
JPS617013U (ja) 1984-06-16 1986-01-16 富士電気化学株式会社 インダクタ・モジユ−ル
US4959631A (en) 1987-09-29 1990-09-25 Kabushiki Kaisha Toshiba Planar inductor
JP2958893B2 (ja) 1988-06-20 1999-10-06 株式会社東芝 平面インダクタ
JPH01146424A (ja) * 1987-12-02 1989-06-08 Sharp Corp 出力バッファ回路
JP3202290B2 (ja) 1991-12-28 2001-08-27 ティーディーケイ株式会社 インダクタンス素子
JPH05283238A (ja) * 1992-03-31 1993-10-29 Sony Corp トランス
JPH06181123A (ja) 1992-12-14 1994-06-28 Mitsubishi Electric Corp ノイズ吸収用ビーズコア
JP3796290B2 (ja) 1996-05-15 2006-07-12 Ｎｅｃトーキン株式会社 電子部品及びその製造方法
JPH10144526A (ja) 1996-11-05 1998-05-29 Murata Mfg Co Ltd 積層チップインダクタ
JPH11186045A (ja) 1997-12-22 1999-07-09 Tdk Corp ノイズ除去部品
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EP1360705A2 (en) * 2001-01-22 2003-11-12 Flatcoil Solutions Ltd Flat coil
JP3949072B2 (ja) 2003-03-26 2007-07-25 日機装株式会社 加圧装置
US7489219B2 (en) 2003-07-16 2009-02-10 Marvell World Trade Ltd. Power inductor with reduced DC current saturation
US7864015B2 (en) * 2006-04-26 2011-01-04 Vishay Dale Electronics, Inc. Flux channeled, high current inductor
JP5054445B2 (ja) * 2007-06-26 2012-10-24 スミダコーポレーション株式会社 コイル部品
JP5200494B2 (ja) 2007-11-08 2013-06-05 パナソニック株式会社 カップルドインダクタ
JP2009129937A (ja) 2007-11-20 2009-06-11 Nec Tokin Corp インダクタ
US20100277267A1 (en) 2009-05-04 2010-11-04 Robert James Bogert Magnetic components and methods of manufacturing the same
JP4999028B1 (ja) 2011-10-26 2012-08-15 株式会社Ｍａｒｕｗａ インピーダンス素子
KR101792281B1 (ko) * 2012-12-14 2017-11-01 삼성전기주식회사 파워 인덕터 및 그 제조 방법
JP6297260B2 (ja) 2013-02-26 2018-03-20 日東電工株式会社 軟磁性熱硬化性接着フィルム、軟磁性フィルム積層回路基板、および、位置検出装置
JP2015026812A (ja) * 2013-07-29 2015-02-05 サムソン エレクトロ−メカニックス カンパニーリミテッド． チップ電子部品及びその製造方法
JP2016072556A (ja) * 2014-10-01 2016-05-09 株式会社村田製作所 電子部品
KR20160136127A (ko) * 2015-05-19 2016-11-29 삼성전기주식회사 코일 전자부품 및 그 제조방법
KR101719908B1 (ko) 2015-07-01 2017-03-24 삼성전기주식회사 코일 전자부품 및 그 제조방법
US10102962B1 (en) 2015-09-22 2018-10-16 Apple Inc. Integrated magnetic passive devices using magnetic film
JP6801091B2 (ja) 2016-09-22 2020-12-16 アップル インコーポレイテッドＡｐｐｌｅ Ｉｎｃ． 磁性膜を利用した結合インダクタ構造
CN106515126B (zh) * 2016-11-08 2018-11-02 广东小天才科技有限公司 磁性叠层结构、磁性叠层结构的制备方法及输入装置
US10763020B2 (en) 2017-01-30 2020-09-01 Taiyo Yuden Co., Ltd. Coil element
JP7030022B2 (ja) * 2018-06-21 2022-03-04 日東電工株式会社 インダクタ
JP7325197B2 (ja) 2019-03-12 2023-08-14 日東電工株式会社 インダクタ
JP7485505B2 (ja) 2019-08-09 2024-05-16 日東電工株式会社 インダクタ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01146424U (https=) * 1988-03-31 1989-10-09
JP2001185421A (ja) * 1998-12-28 2001-07-06 Matsushita Electric Ind Co Ltd 磁性素子およびその製造方法
JP2008288370A (ja) * 2007-05-17 2008-11-27 Nec Tokin Corp 面実装インダクタおよびその製造方法
JP2013543635A (ja) * 2010-09-23 2013-12-05 スリーエム イノベイティブ プロパティズ カンパニー 遮蔽された電気ケーブル
TW201702074A (zh) * 2015-06-10 2017-01-16 Nitto Denko Corp 線圈模組及其製造方法
US20170053732A1 (en) * 2015-08-18 2017-02-23 Samsung Electro-Mechanics Co., Ltd. Coil electronic component

Also Published As

Publication number Publication date
TW202541056A (zh) 2025-10-16
US12255005B2 (en) 2025-03-18
CN114207751B (zh) 2025-11-04
JP2024056104A (ja) 2024-04-19
EP4012732A1 (en) 2022-06-15
WO2021029141A1 (ja) 2021-02-18
JP2021028928A (ja) 2021-02-25
CN121260652A (zh) 2026-01-02
KR102786140B1 (ko) 2025-03-24
EP4012732B1 (en) 2024-06-19
US20220285072A1 (en) 2022-09-08
US20250182951A1 (en) 2025-06-05
JP7485505B2 (ja) 2024-05-16
JP2025156583A (ja) 2025-10-14
KR20220044953A (ko) 2022-04-12
JP7727781B2 (ja) 2025-08-21
TW202109558A (zh) 2021-03-01
EP4012732A4 (en) 2023-08-16
CN114207751A (zh) 2022-03-18

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