CN111149177B - 电感器及其制造方法 - Google Patents

电感器及其制造方法 Download PDF

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Publication number
CN111149177B
CN111149177B CN201880062334.8A CN201880062334A CN111149177B CN 111149177 B CN111149177 B CN 111149177B CN 201880062334 A CN201880062334 A CN 201880062334A CN 111149177 B CN111149177 B CN 111149177B
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China
Prior art keywords
electrode
bump
inductor
wiring
magnetic layer
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CN201880062334.8A
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English (en)
Chinese (zh)
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CN111149177A (zh
Inventor
古川佳宏
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Nitto Denko Corp
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Nitto Denko Corp
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • 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
    • H01F27/2847—Sheets; Strips
    • H01F27/2852—Construction of conductive connections, of leads
    • 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
    • H01F17/00—Fixed inductances of the signal type
    • H01F17/0006—Printed inductances
    • 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
    • H01F27/02—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
    • H01F27/24—Magnetic cores
    • H01F27/245—Magnetic cores made from sheets, e.g. grain-oriented
    • 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
    • H01F27/2866—Combination of wires and sheets
    • 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
    • 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
    • H01F27/324—Insulation between coil and core, between different winding sections, around the coil; Other insulation structures
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/041—Printed circuit coils
    • H01F41/046—Printed circuit coils structurally combined with 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
    • H01F17/0006—Printed inductances
    • H01F2017/0066—Printed inductances with a magnetic layer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
CN201880062334.8A 2017-09-25 2018-09-05 电感器及其制造方法 Active CN111149177B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017183405A JP7140481B2 (ja) 2017-09-25 2017-09-25 インダクタおよびその製造方法
JP2017-183405 2017-09-25
PCT/JP2018/032853 WO2019058967A1 (ja) 2017-09-25 2018-09-05 インダクタおよびその製造方法

Publications (2)

Publication Number Publication Date
CN111149177A CN111149177A (zh) 2020-05-12
CN111149177B true CN111149177B (zh) 2022-06-07

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CN201880062334.8A Active CN111149177B (zh) 2017-09-25 2018-09-05 电感器及其制造方法

Country Status (6)

Country Link
US (1) US11735355B2 (enExample)
JP (1) JP7140481B2 (enExample)
KR (1) KR102512587B1 (enExample)
CN (1) CN111149177B (enExample)
TW (1) TWI802590B (enExample)
WO (1) WO2019058967A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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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
US12400786B2 (en) * 2021-03-26 2025-08-26 Murata Manufacturing Co., Ltd. Inductor
JP2022151208A (ja) * 2021-03-26 2022-10-07 株式会社村田製作所 インダクタおよびインダクタの製造方法

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Also Published As

Publication number Publication date
CN111149177A (zh) 2020-05-12
TW201921393A (zh) 2019-06-01
JP2019062002A (ja) 2019-04-18
KR102512587B1 (ko) 2023-03-21
KR20200060377A (ko) 2020-05-29
US11735355B2 (en) 2023-08-22
JP7140481B2 (ja) 2022-09-21
WO2019058967A1 (ja) 2019-03-28
TWI802590B (zh) 2023-05-21
US20200265991A1 (en) 2020-08-20

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