CN121260652A - 电感器 - Google Patents

电感器

Info

Publication number
CN121260652A
CN121260652A CN202511494512.2A CN202511494512A CN121260652A CN 121260652 A CN121260652 A CN 121260652A CN 202511494512 A CN202511494512 A CN 202511494512A CN 121260652 A CN121260652 A CN 121260652A
Authority
CN
China
Prior art keywords
wiring
length
magnetic layer
opposing portion
thickness direction
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.)
Pending
Application number
CN202511494512.2A
Other languages
English (en)
Chinese (zh)
Inventor
古川佳宏
奥村圭佑
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.)
Nitto Denko Corp
Original Assignee
Nitto Denko Corp
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 Nitto Denko Corp filed Critical Nitto Denko Corp
Publication of CN121260652A publication Critical patent/CN121260652A/zh
Pending legal-status Critical Current

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)
CN202511494512.2A 2019-08-09 2020-06-19 电感器 Pending CN121260652A (zh)

Applications Claiming Priority (4)

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
PCT/JP2020/024102 WO2021029141A1 (ja) 2019-08-09 2020-06-19 インダクタ
CN202080056602.2A CN114207751B (zh) 2019-08-09 2020-06-19 电感器

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
CN202080056602.2A Division CN114207751B (zh) 2019-08-09 2020-06-19 电感器

Publications (1)

Publication Number Publication Date
CN121260652A true CN121260652A (zh) 2026-01-02

Family

ID=74570611

Family Applications (2)

Application Number Title Priority Date Filing Date
CN202511494512.2A Pending CN121260652A (zh) 2019-08-09 2020-06-19 电感器
CN202080056602.2A Active CN114207751B (zh) 2019-08-09 2020-06-19 电感器

Family Applications After (1)

Application Number Title Priority Date Filing Date
CN202080056602.2A Active CN114207751B (zh) 2019-08-09 2020-06-19 电感器

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)

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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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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
US20250182951A1 (en) 2025-06-05
TW202541056A (zh) 2025-10-16
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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