JP2020013937A - 磁気結合型コイル部品及びその製造方法 - Google Patents
磁気結合型コイル部品及びその製造方法 Download PDFInfo
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- JP2020013937A JP2020013937A JP2018136223A JP2018136223A JP2020013937A JP 2020013937 A JP2020013937 A JP 2020013937A JP 2018136223 A JP2018136223 A JP 2018136223A JP 2018136223 A JP2018136223 A JP 2018136223A JP 2020013937 A JP2020013937 A JP 2020013937A
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- 238000010168 coupling process Methods 0.000 title claims abstract description 108
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 108
- 230000008878 coupling Effects 0.000 title claims abstract description 107
- 238000004519 manufacturing process Methods 0.000 title claims description 12
- 239000004020 conductor Substances 0.000 claims abstract description 169
- 230000004907 flux Effects 0.000 claims abstract description 51
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 39
- 238000000034 method Methods 0.000 claims description 23
- 229910052742 iron Inorganic materials 0.000 claims description 18
- 230000008569 process Effects 0.000 claims description 9
- 238000003475 lamination Methods 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 description 76
- 239000000696 magnetic material Substances 0.000 description 27
- 239000000956 alloy Substances 0.000 description 19
- 239000002245 particle Substances 0.000 description 19
- 229910045601 alloy Inorganic materials 0.000 description 18
- 239000000463 material Substances 0.000 description 16
- 229920005989 resin Polymers 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 229910001004 magnetic alloy Inorganic materials 0.000 description 14
- 229910000859 α-Fe Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 10
- 230000007423 decrease Effects 0.000 description 8
- 239000002002 slurry Substances 0.000 description 8
- 230000008859 change Effects 0.000 description 6
- 239000000945 filler Substances 0.000 description 6
- 229910017082 Fe-Si Inorganic materials 0.000 description 5
- 229910017133 Fe—Si Inorganic materials 0.000 description 5
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 3
- 229910002796 Si–Al Inorganic materials 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 3
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- 229910017061 Fe Co Inorganic materials 0.000 description 2
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- 230000003247 decreasing effect Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 229920001903 high density polyethylene Polymers 0.000 description 2
- 239000004700 high-density polyethylene Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 239000006249 magnetic particle Substances 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920002577 polybenzoxazole Polymers 0.000 description 2
- 229920006324 polyoxymethylene Polymers 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 1
- 229910019819 Cr—Si Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910008458 Si—Cr Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005238 degreasing Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
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- 229910052763 palladium Inorganic materials 0.000 description 1
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- 229920001568 phenolic resin Polymers 0.000 description 1
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- -1 polyoxymethylene Polymers 0.000 description 1
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- 229910052709 silver Inorganic materials 0.000 description 1
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- 238000009736 wetting Methods 0.000 description 1
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
- H01F38/14—Inductive couplings
-
- 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
- H01F17/0013—Printed inductances with stacked layers
-
- 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
- H01F27/2804—Printed windings
-
- 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
- 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
-
- 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
-
- 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
- H01F27/2804—Printed windings
- H01F2027/2809—Printed windings on stacked layers
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/1003—Non-printed inductor
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
10 磁性基体
18a,18b 上側カバー層
19a,19b 下側カバー層
51 第1領域
Claims (9)
- 中間磁性体層と、前記中間磁性体層の上に設けられた第1磁性体層と、前記中間磁性体層の下に設けられた第2磁性体層と、を有する磁性基体と、
前記第1磁性体層内に設けられた第1のコイル導体と、
前記第2磁性体層内に設けられた第2のコイル導体と、
を備え、
前記中間磁性体層は、平面視において前記第1のコイル導体及び前記第2のコイル導体と重複する第1領域において、前記第1磁性体層及び前記第2磁性体層よりも低い飽和磁束密度を有する、
磁気結合型コイル部品。 - 前記中間磁性体層は、前記第1領域において、前記第1磁性体層及び前記第2磁性体層よりも鉄の含有比率が低い、
請求項1に記載の磁気結合型コイル部品。 - 前記中間磁性体層は、前記第1領域と異なる第2領域においても、前記第1磁性体層及び前記第2磁性体層よりも低い飽和磁束密度を有する、
請求項1又は請求項2に記載の磁気結合型コイル部品。 - 前記中間磁性体層は、前記第2領域において、前記第1磁性体層及び前記第2磁性体層よりも鉄の含有比率が低い、
請求項3に記載の磁気結合型コイル部品。 - 前記第1磁性体層の上に設けられた第1カバー層と、前記第2磁性体層の下に設けられた第2カバー層と、をさらに備え、
前記中間磁性体層は、平面視において前記第1のコイル導体及び前記第2のコイル導体と重複する第1領域において、前記第1カバー層及び前記第2カバー層よりも低い飽和磁束密度を有する、
請求項1から請求項4のいずれか1項に記載の磁気結合型コイル部品。 - 請求項1から5のいずれか1項に記載の磁気結合型コイル部品を実装した回路基板。
- 請求項6に記載の回路基板を実装した電子機器。
- 請求項1から請求項7のいずれか1項に記載の磁気結合型コイル部品を製造する製造方法。
- 前記第1磁性体層及び前記第2磁性体層がいずれも積層プロセスにより作成される、
請求項8に記載の製造方法。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2018136223A JP7065720B2 (ja) | 2018-07-19 | 2018-07-19 | 磁気結合型コイル部品及びその製造方法 |
US16/511,848 US11404205B2 (en) | 2018-07-19 | 2019-07-15 | Magnetic coupling coil element and method of manufacturing the same |
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JP2018136223A JP7065720B2 (ja) | 2018-07-19 | 2018-07-19 | 磁気結合型コイル部品及びその製造方法 |
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JP2020013937A true JP2020013937A (ja) | 2020-01-23 |
JP7065720B2 JP7065720B2 (ja) | 2022-05-12 |
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JP2018136223A Active JP7065720B2 (ja) | 2018-07-19 | 2018-07-19 | 磁気結合型コイル部品及びその製造方法 |
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Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6977694B2 (ja) | 2018-10-05 | 2021-12-08 | 株式会社村田製作所 | 積層型コイルアレイ |
JP6981389B2 (ja) * | 2018-10-05 | 2021-12-15 | 株式会社村田製作所 | Dc−dcコンバータ用積層型コイルアレイおよびdc−dcコンバータ |
JP2021108332A (ja) * | 2019-12-27 | 2021-07-29 | 太陽誘電株式会社 | コイル部品、回路基板及び電子機器 |
CN114141499A (zh) * | 2020-08-17 | 2022-03-04 | Tdk株式会社 | 线圈装置 |
EP4241359A1 (en) * | 2020-11-04 | 2023-09-13 | The Alfred E. Mann Foundation for Scientific Research | Automatically-aligning magnetic field system |
CN112786275B (zh) | 2020-12-31 | 2021-10-01 | 华中科技大学 | 一种磁性软体机器人的可控和可重构磁化***及方法 |
DE102022205831A1 (de) | 2022-06-08 | 2023-12-14 | Robert Bosch Gesellschaft mit beschränkter Haftung | Schaltungsträger mit einer ferromagnetischen Schicht |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09275013A (ja) * | 1996-04-04 | 1997-10-21 | Taiyo Yuden Co Ltd | 積層型電子部品 |
JP2001044037A (ja) * | 1999-08-03 | 2001-02-16 | Taiyo Yuden Co Ltd | 積層インダクタ |
JP2005150168A (ja) * | 2003-11-11 | 2005-06-09 | Murata Mfg Co Ltd | 積層コイル部品 |
JP2013125887A (ja) * | 2011-12-15 | 2013-06-24 | Taiyo Yuden Co Ltd | コイル型電子部品 |
US20140292460A1 (en) * | 2013-03-29 | 2014-10-02 | Samsung Electro-Mechanics Co., Ltd. | Inductor and method for manufacturing the same |
JP2015073052A (ja) * | 2013-10-04 | 2015-04-16 | 株式会社村田製作所 | インダクタアレイおよび電源装置 |
WO2017038505A1 (ja) * | 2015-09-01 | 2017-03-09 | 株式会社村田製作所 | コイル内蔵部品 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005064321A (ja) | 2003-08-18 | 2005-03-10 | Matsushita Electric Ind Co Ltd | コイル部品およびそれを搭載した電子機器 |
US8416049B2 (en) * | 2008-10-14 | 2013-04-09 | Panasonic Corporation | Multilayered ceramic component and manufacturing method thereof |
JP2013172135A (ja) * | 2012-02-23 | 2013-09-02 | Fdk Corp | トランス |
KR20160032581A (ko) * | 2014-09-16 | 2016-03-24 | 삼성전기주식회사 | 인덕터 어레이 칩 및 그 실장기판 |
JP2016131208A (ja) | 2015-01-14 | 2016-07-21 | 株式会社村田製作所 | 接合型コイル部品、コイル部品の実装方法、及び、配線基板 |
-
2018
- 2018-07-19 JP JP2018136223A patent/JP7065720B2/ja active Active
-
2019
- 2019-07-15 US US16/511,848 patent/US11404205B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH09275013A (ja) * | 1996-04-04 | 1997-10-21 | Taiyo Yuden Co Ltd | 積層型電子部品 |
JP2001044037A (ja) * | 1999-08-03 | 2001-02-16 | Taiyo Yuden Co Ltd | 積層インダクタ |
JP2005150168A (ja) * | 2003-11-11 | 2005-06-09 | Murata Mfg Co Ltd | 積層コイル部品 |
JP2013125887A (ja) * | 2011-12-15 | 2013-06-24 | Taiyo Yuden Co Ltd | コイル型電子部品 |
US20140292460A1 (en) * | 2013-03-29 | 2014-10-02 | Samsung Electro-Mechanics Co., Ltd. | Inductor and method for manufacturing the same |
JP2015073052A (ja) * | 2013-10-04 | 2015-04-16 | 株式会社村田製作所 | インダクタアレイおよび電源装置 |
WO2017038505A1 (ja) * | 2015-09-01 | 2017-03-09 | 株式会社村田製作所 | コイル内蔵部品 |
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US11404205B2 (en) | 2022-08-02 |
US20200027653A1 (en) | 2020-01-23 |
JP7065720B2 (ja) | 2022-05-12 |
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