KR101072784B1 - 자성시트를 이용한 적층형 인덕터 및 그 제조방법 - Google Patents
자성시트를 이용한 적층형 인덕터 및 그 제조방법 Download PDFInfo
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- KR101072784B1 KR101072784B1 KR1020090038676A KR20090038676A KR101072784B1 KR 101072784 B1 KR101072784 B1 KR 101072784B1 KR 1020090038676 A KR1020090038676 A KR 1020090038676A KR 20090038676 A KR20090038676 A KR 20090038676A KR 101072784 B1 KR101072784 B1 KR 101072784B1
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- 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
- H01F17/0033—Printed inductances with the coil helically wound around a magnetic core
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- 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
- 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
- H01F1/153—Amorphous metallic alloys, e.g. glassy metals
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- 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
-
- 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
- H01F27/29—Terminals; Tapping arrangements for signal inductances
-
- 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
-
- 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
- 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
- H01F1/14766—Fe-Si based alloys
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- 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
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49075—Electromagnet, transformer or inductor including permanent magnet or core
- Y10T29/49078—Laminated
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- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Abstract
Description
Claims (7)
- 그 표면에 도전회로가 형성된 복수 매의 자성시트가 적층되고,최외부에는 단자부가 형성되고,상기 도전회로 및 상기 단자부는 비어홀을 통하여 도통되어, 코일 형상의 회로가 형성되고,상기 코일 형상의 회로 내부에 구멍이 형성되고 상기 구멍에 자심이 삽입되며,상기 자성시트는 내부층은 등방성의 분말이 충전된 등방성 자성시트이며, 외부층은 이방성의 금속분말이 충전된 자성시트인 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터.
- 복수 매의 자성시트가 적층되고,최외부에는 단자부가 형성되고,상기 적층된 자성시트의 내부에 구멍이 형성되며 상기 구멍에 도전코일이 감긴 자심이 삽입되고,상기 도전코일 및 상기 단자부는 비어홀을 통하여 도통된 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터.
- 삭제
- 제 1 항 또는 제 2 항에 있어서,상기 자심은 Mo-퍼멀로이, 퍼멀로이, Fe-Si-Al 합금, Fe-Si 합금, 규소강판, 페라이트, 아몰퍼스 금속 중 어느 하나인 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터.
- 구리 클래드 자성시트의 표면을 에칭하여 도전회로를 형성하고, 드릴하여 비어홀을 형성하고 상기 비어홀 내부를 도금하여 회로층을 형성하는 단계;상기 회로층을 적층하고, 상기 회로층의 상하측에 랜드층인 구리 클래드 자성시트를 적층하여 적층체를 형성하고, 상기 랜드층을 에칭하여 랜드를 형성하고, 드릴하여 비어홀을 형성하고 비어홀을 도금하는 단계;상기 적층체의 중앙부에 펀칭하여 중공을 형성한 후 상기 중공에 자심을 삽입하는 단계;상기 자심이 삽입된 적층체의 상하측에 단자층인 별도의 구리 클래드 자성시트를 적층하고 에칭하여 단자부를 형성하고, 드릴하여 비어홀을 형성하고 비어홀을 도금하는 단계로 구성되는 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터의 제조방법.
- 제 5 항에 있어서,상기 회로층은 등방성의 분말이 충전된 등방성 자성시트가 적용되고, 상기 랜드층 및 상기 단자층은 이방성의 금속분말이 충전된 자성시트가 적용되는 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터의 제조방법.
- 자성시트를 적층하여 적층체를 형성하고, 그 적층체의 중앙부에 펀칭하여 중공을 형성한 후 상기 중공에 도전코일이 감겨진 자심을 삽입하는 단계;상기 적층체의 상하측에 랜드층인 구리 클래드 자성시트를 적층하고, 상기 랜드층을 에칭하여 랜드를 형성하고, 드릴하여 비어홀을 형성하고 비어홀을 도금하는 단계;상기 랜드층의 상하측에 단자층인 별도의 구리 클래드 자성시트를 적층하고 에칭하여 단자부를 형성하고, 드릴하여 비어홀을 형성하고 비어홀을 도금하는 단계로 구성되는 것을 특징으로 하는 자성시트를 이용한 적층형 인덕터의 제조방법.
Priority Applications (9)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090038676A KR101072784B1 (ko) | 2009-05-01 | 2009-05-01 | 자성시트를 이용한 적층형 인덕터 및 그 제조방법 |
CN201080024195.3A CN102449710B (zh) | 2009-05-01 | 2010-04-30 | 使用磁片的叠层电感器及其制造方法 |
TW099113901A TWI433179B (zh) | 2009-05-01 | 2010-04-30 | 使用磁膜的多層晶片功率電感器以及其製造方法 |
JP2012508404A JP2012525700A (ja) | 2009-05-01 | 2010-04-30 | 磁性シートを用いた積層型インダクタ及びその製造方法 |
PCT/KR2010/002751 WO2010126332A2 (ko) | 2009-05-01 | 2010-04-30 | 자성시트를 이용한 적층형 인덕터 및 그 제조방법 |
US13/318,130 US20120105188A1 (en) | 2009-05-01 | 2010-04-30 | Stacked inductor using magnetic sheets, and method for manufacturing same |
US13/762,672 US9165711B2 (en) | 2009-05-01 | 2013-02-08 | Method of manufacturing a multilayered chip power inductor |
JP2013094242A JP5559906B2 (ja) | 2009-05-01 | 2013-04-26 | 磁性シートを用いた積層型インダクタ及びその製造方法 |
US14/850,823 US20160027572A1 (en) | 2009-05-01 | 2015-09-10 | Method of manufacturing a multilayered chip power inductor |
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KR1020090038676A KR101072784B1 (ko) | 2009-05-01 | 2009-05-01 | 자성시트를 이용한 적층형 인덕터 및 그 제조방법 |
Publications (2)
Publication Number | Publication Date |
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KR20100119641A KR20100119641A (ko) | 2010-11-10 |
KR101072784B1 true KR101072784B1 (ko) | 2011-10-14 |
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Country Status (6)
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US (3) | US20120105188A1 (ko) |
JP (2) | JP2012525700A (ko) |
KR (1) | KR101072784B1 (ko) |
CN (1) | CN102449710B (ko) |
TW (1) | TWI433179B (ko) |
WO (1) | WO2010126332A2 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20170046008A (ko) * | 2015-10-20 | 2017-04-28 | 에이치엔에스파워텍 주식회사 | 적층형 파워인덕터 |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012173147A1 (ja) | 2011-06-15 | 2012-12-20 | 株式会社 村田製作所 | 積層コイル部品、及び該積層コイル部品の製造方法 |
KR101603827B1 (ko) | 2011-06-15 | 2016-03-16 | 가부시키가이샤 무라타 세이사쿠쇼 | 적층 코일 부품 |
KR101629983B1 (ko) * | 2011-09-30 | 2016-06-22 | 삼성전기주식회사 | 코일 부품 |
KR101862401B1 (ko) | 2011-11-07 | 2018-05-30 | 삼성전기주식회사 | 적층형 인덕터 및 그 제조방법 |
KR101503967B1 (ko) * | 2011-12-08 | 2015-03-19 | 삼성전기주식회사 | 적층형 인덕터 및 그 제조방법 |
KR20130096026A (ko) * | 2012-02-21 | 2013-08-29 | 삼성전기주식회사 | 적층형 인덕터 및 그 제조 방법 |
WO2014013896A1 (ja) * | 2012-07-20 | 2014-01-23 | 株式会社村田製作所 | 積層コイル部品の製造方法 |
KR101315837B1 (ko) * | 2012-07-27 | 2013-10-14 | 신영창 | 구리로 클래딩된 알루미늄 접속 단자를 사용하는 변압기, 구리로 클래딩된 알루미늄 접속단자의 제조 방법 및 그 방법으로 제조된 구리로 클래딩된 알루미늄 접속단자 |
KR101792281B1 (ko) * | 2012-12-14 | 2017-11-01 | 삼성전기주식회사 | 파워 인덕터 및 그 제조 방법 |
KR20140081356A (ko) * | 2012-12-21 | 2014-07-01 | 삼성전기주식회사 | 무선 충전 부품용 전자기 유도 모듈 및 이의 제조방법 |
KR20140081355A (ko) * | 2012-12-21 | 2014-07-01 | 삼성전기주식회사 | 무선 충전 부품용 전자기 유도 모듈 및 이의 제조방법 |
KR101414987B1 (ko) * | 2012-12-26 | 2014-07-08 | (주)창성 | 적층형 칩 인덕터 제조 방법 |
CN203013434U (zh) * | 2012-12-26 | 2013-06-19 | 王向群 | 功率电感器 |
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CN102449710B (zh) | 2016-05-25 |
US20120105188A1 (en) | 2012-05-03 |
JP2012525700A (ja) | 2012-10-22 |
JP5559906B2 (ja) | 2014-07-23 |
US9165711B2 (en) | 2015-10-20 |
TWI433179B (zh) | 2014-04-01 |
CN102449710A (zh) | 2012-05-09 |
WO2010126332A2 (ko) | 2010-11-04 |
TW201125003A (en) | 2011-07-16 |
WO2010126332A3 (ko) | 2011-02-03 |
JP2013191863A (ja) | 2013-09-26 |
US20140047704A1 (en) | 2014-02-20 |
US20160027572A1 (en) | 2016-01-28 |
KR20100119641A (ko) | 2010-11-10 |
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