JP7485460B2 - コイル電子部品 - Google Patents
コイル電子部品 Download PDFInfo
- Publication number
- JP7485460B2 JP7485460B2 JP2018113188A JP2018113188A JP7485460B2 JP 7485460 B2 JP7485460 B2 JP 7485460B2 JP 2018113188 A JP2018113188 A JP 2018113188A JP 2018113188 A JP2018113188 A JP 2018113188A JP 7485460 B2 JP7485460 B2 JP 7485460B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- insulating
- electronic component
- magnetic
- coil electronic
- 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.)
- Active
Links
- 239000006249 magnetic particle Substances 0.000 claims description 21
- 239000010410 layer Substances 0.000 claims description 12
- 239000011247 coating layer Substances 0.000 claims description 8
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 238000000231 atomic layer deposition Methods 0.000 claims description 6
- 229920005989 resin Polymers 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 6
- 239000012212 insulator Substances 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims description 2
- 238000009413 insulation Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 9
- 239000011324 bead Substances 0.000 description 8
- 238000007747 plating Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001451 polypropylene glycol Polymers 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- GMWTXQKKRDUVQG-WOPPDYDQSA-N 4-amino-5-bromo-1-[(2r,3s,4s,5r)-4-hydroxy-5-(hydroxymethyl)-3-methyloxolan-2-yl]pyrimidin-2-one Chemical compound C[C@H]1[C@H](O)[C@@H](CO)O[C@H]1N1C(=O)N=C(N)C(Br)=C1 GMWTXQKKRDUVQG-WOPPDYDQSA-N 0.000 description 1
- 229920001621 AMOLED Polymers 0.000 description 1
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- 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
- H01F27/323—Insulation between winding turns, between winding 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
- H01F27/32—Insulating of coils, windings, or parts thereof
-
- 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
- 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
- H01F1/147—Alloys characterised by their composition
-
- 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
-
- 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
- H01F27/24—Magnetic cores
-
- 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
- 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
- H01F27/29—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
- 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
-
- 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
- H01F41/12—Insulating of windings
- H01F41/122—Insulating between turns or between winding layers
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Coils Or Transformers For Communication (AREA)
- Inorganic Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
Description
図1は電子機器に適用されるコイル電子部品の例を概略的に示す図である。
以下、本発明のコイル電子部品について説明するにあたって、便宜上、インダクタ(Inductor)の構造を例に挙げて説明するが、前述したように、他の様々な用途のコイル電子部品にも本実施形態で提案するコイル電子部品を適用できることは言うまでもない。
2 高周波インダクタ
3 通常のビーズ
4 高周波用ビーズ
5 コモンモードフィルタ
100 コイル電子部品
101 本体
102 支持部材
103 コイル部
104 磁性部
105 絶縁部
106 コーティング層
111 絶縁体
112 磁性粒子
120、130 外部電極
C コア領域
Claims (10)
- コイル部が内設された本体と、
前記コイル部に接続された外部電極とを含み、
前記本体は、
絶縁体に磁性粒子が分散した形態を有する複数の磁性部と、
前記複数の磁性部間に配置され、セラミックからなる1つ以上の絶縁部とを含み、
前記1つ以上の絶縁部のうち少なくとも一部は、前記コイル部に備えられたコイルパターンに接触している形態である、
コイル電子部品。 - 前記絶縁部は、前記複数の磁性部のそれぞれの一面にコーティングされた形態である、請求項1に記載のコイル電子部品。
- 前記絶縁部は、原子層蒸着層である、請求項2に記載のコイル電子部品。
- 前記絶縁部は、アルミナからなる、請求項1から3のいずれか一項に記載のコイル電子部品。
- 前記絶縁部の厚さは、100nm以下である、請求項1から4のいずれか一項に記載のコイル電子部品。
- 前記コイル部は、中央に磁性コアを備える、請求項1から5のいずれか一項に記載のコイル電子部品。
- 前記絶縁部は、前記磁性コアの方向に凹んだ形状である、請求項6に記載のコイル電子部品。
- 前記コイル部は、前記コイル部に備えられたコイルパターンの表面に形成されたコーティング層を含み、前記絶縁部は、前記コーティング層に接触している形態である、請求項1から7のいずれか一項に記載のコイル電子部品。
- 前記絶縁体は、絶縁性樹脂である、請求項1から8のいずれか一項に記載のコイル電子部品。
- 前記磁性粒子は、Fe系合金からなる、請求項1から9のいずれか一項に記載のコイル電子部品。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020170133905A KR20190042225A (ko) | 2017-10-16 | 2017-10-16 | 코일 전자 부품 |
KR10-2017-0133905 | 2017-10-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019075534A JP2019075534A (ja) | 2019-05-16 |
JP7485460B2 true JP7485460B2 (ja) | 2024-05-16 |
Family
ID=66096569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018113188A Active JP7485460B2 (ja) | 2017-10-16 | 2018-06-13 | コイル電子部品 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11211194B2 (ja) |
JP (1) | JP7485460B2 (ja) |
KR (2) | KR20190042225A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102404315B1 (ko) * | 2020-05-08 | 2022-06-07 | 삼성전기주식회사 | 코일 부품 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007273836A (ja) | 2006-03-31 | 2007-10-18 | Tdk Corp | 薄膜インダクタ及びその製造方法 |
JP2014183307A (ja) | 2013-03-15 | 2014-09-29 | Samsung Electro-Mechanics Co Ltd | インダクタ及びその製造方法 |
JP2016167578A (ja) | 2015-03-09 | 2016-09-15 | 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. | コイル電子部品及びその製造方法 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05291054A (ja) * | 1992-04-13 | 1993-11-05 | Ikeda Electric Co Ltd | フェライトコア |
JP4736526B2 (ja) * | 2005-05-11 | 2011-07-27 | パナソニック株式会社 | コモンモードノイズフィルタ |
JP2008270368A (ja) * | 2007-04-17 | 2008-11-06 | Fuji Electric Device Technology Co Ltd | 圧粉磁心およびその製造方法 |
JP4793661B2 (ja) | 2008-02-05 | 2011-10-12 | Tdk株式会社 | コモンモードフィルタ及びコモンモードフィルタの製造方法 |
KR101214749B1 (ko) * | 2011-04-25 | 2012-12-21 | 삼성전기주식회사 | 적층형 파워 인덕터 |
KR20130001984A (ko) * | 2011-06-28 | 2013-01-07 | 삼성전기주식회사 | 적층형 파워 인덕터의 갭층 조성물 및 상기 갭층을 포함하는 적층형 파워 인덕터 |
KR20130031581A (ko) * | 2011-09-21 | 2013-03-29 | 삼성전기주식회사 | 적층형 인덕터 |
KR20130101849A (ko) * | 2012-03-06 | 2013-09-16 | 삼성전기주식회사 | 박막형 공통 모드 필터 |
KR101942725B1 (ko) | 2014-03-07 | 2019-01-28 | 삼성전기 주식회사 | 칩 전자부품 및 그 제조방법 |
KR101662208B1 (ko) * | 2014-09-11 | 2016-10-06 | 주식회사 모다이노칩 | 파워 인덕터 및 그 제조 방법 |
KR20160076840A (ko) * | 2014-12-23 | 2016-07-01 | 삼성전기주식회사 | 칩 전자부품 및 그 제조방법 |
KR102052770B1 (ko) * | 2014-12-23 | 2019-12-09 | 삼성전기주식회사 | 파워인덕터 및 그 제조방법 |
KR101681406B1 (ko) * | 2015-04-01 | 2016-12-12 | 삼성전기주식회사 | 코일 전자부품 및 그 제조방법 |
KR101900879B1 (ko) * | 2015-10-16 | 2018-09-21 | 주식회사 모다이노칩 | 파워 인덕터 |
KR101900880B1 (ko) * | 2015-11-24 | 2018-09-21 | 주식회사 모다이노칩 | 파워 인덕터 |
WO2017151285A1 (en) * | 2016-03-04 | 2017-09-08 | 3M Innovative Properties Company | Magnetic multilayer sheet |
US10084032B2 (en) * | 2017-01-13 | 2018-09-25 | Taiwan Semiconductor Manufacturing Company, Ltd. | Semiconductor structure and method |
KR20170033828A (ko) * | 2017-03-15 | 2017-03-27 | 주식회사 모다이노칩 | 파워 인덕터 |
US20180323158A1 (en) * | 2017-05-02 | 2018-11-08 | International Business Machines Corporation | Magnetic inductor stack including insulating material having multiple thicknesses |
-
2017
- 2017-10-16 KR KR1020170133905A patent/KR20190042225A/ko not_active IP Right Cessation
-
2018
- 2018-06-13 JP JP2018113188A patent/JP7485460B2/ja active Active
- 2018-06-14 US US16/008,847 patent/US11211194B2/en active Active
-
2023
- 2023-02-08 KR KR1020230016523A patent/KR102539128B1/ko active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007273836A (ja) | 2006-03-31 | 2007-10-18 | Tdk Corp | 薄膜インダクタ及びその製造方法 |
JP2014183307A (ja) | 2013-03-15 | 2014-09-29 | Samsung Electro-Mechanics Co Ltd | インダクタ及びその製造方法 |
JP2016167578A (ja) | 2015-03-09 | 2016-09-15 | 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. | コイル電子部品及びその製造方法 |
Also Published As
Publication number | Publication date |
---|---|
KR20190042225A (ko) | 2019-04-24 |
US20190115146A1 (en) | 2019-04-18 |
KR20230025821A (ko) | 2023-02-23 |
KR102539128B1 (ko) | 2023-06-01 |
US11211194B2 (en) | 2021-12-28 |
JP2019075534A (ja) | 2019-05-16 |
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