TW202541056A - 電感器 - Google Patents

電感器

Info

Publication number
TW202541056A
TW202541056A TW114121134A TW114121134A TW202541056A TW 202541056 A TW202541056 A TW 202541056A TW 114121134 A TW114121134 A TW 114121134A TW 114121134 A TW114121134 A TW 114121134A TW 202541056 A TW202541056 A TW 202541056A
Authority
TW
Taiwan
Prior art keywords
wiring
magnetic layer
recess
opposing portion
length
Prior art date
Application number
TW114121134A
Other languages
English (en)
Chinese (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 TW202541056A publication Critical patent/TW202541056A/zh

Links

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)
TW114121134A 2019-08-09 2020-06-29 電感器 TW202541056A (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 (1)

Publication Number Publication Date
TW202541056A true TW202541056A (zh) 2025-10-16

Family

ID=74570611

Family Applications (2)

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

Family Applications After (1)

Application Number Title Priority Date Filing Date
TW109121805A TWI888389B (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) TW202541056A (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
WO2023157796A1 (ja) * 2022-02-15 2023-08-24 株式会社村田製作所 パッケージ基板及びインダクタ部品
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

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JP2958893B2 (ja) 1988-06-20 1999-10-06 株式会社東芝 平面インダクタ
US4959631A (en) 1987-09-29 1990-09-25 Kabushiki Kaisha Toshiba Planar inductor
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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
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KR20160136127A (ko) * 2015-05-19 2016-11-29 삼성전기주식회사 코일 전자부품 및 그 제조방법
JP2017005115A (ja) 2015-06-10 2017-01-05 日東電工株式会社 コイルモジュールおよびその製造方法
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Also Published As

Publication number Publication date
EP4012732A4 (en) 2023-08-16
TWI888389B (zh) 2025-07-01
KR102786140B1 (ko) 2025-03-24
WO2021029141A1 (ja) 2021-02-18
JP7485505B2 (ja) 2024-05-16
EP4012732A1 (en) 2022-06-15
TW202109558A (zh) 2021-03-01
US12255005B2 (en) 2025-03-18
JP2021028928A (ja) 2021-02-25
US20220285072A1 (en) 2022-09-08
CN121260652A (zh) 2026-01-02
US20250182951A1 (en) 2025-06-05
JP2024056104A (ja) 2024-04-19
CN114207751B (zh) 2025-11-04
CN114207751A (zh) 2022-03-18
JP2025156583A (ja) 2025-10-14
JP7727781B2 (ja) 2025-08-21
EP4012732B1 (en) 2024-06-19
KR20220044953A (ko) 2022-04-12

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