KR101536376B1 - 고 전류 비결정성 파우더 코어 인덕터 - Google Patents
고 전류 비결정성 파우더 코어 인덕터 Download PDFInfo
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- KR101536376B1 KR101536376B1 KR1020107029174A KR20107029174A KR101536376B1 KR 101536376 B1 KR101536376 B1 KR 101536376B1 KR 1020107029174 A KR1020107029174 A KR 1020107029174A KR 20107029174 A KR20107029174 A KR 20107029174A KR 101536376 B1 KR101536376 B1 KR 101536376B1
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- 239000000843 powder Substances 0.000 title claims abstract description 89
- 238000004804 winding Methods 0.000 claims abstract description 81
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 22
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- 229910017052 cobalt Inorganic materials 0.000 abstract description 2
- 239000010941 cobalt Substances 0.000 abstract description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011162 core material Substances 0.000 description 251
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 16
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 4
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- 229910000859 α-Fe Inorganic materials 0.000 description 1
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- 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
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- H—ELECTRICITY
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- 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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- 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
- H01F1/15358—Making agglomerates therefrom, e.g. by pressing
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- 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
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- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0213—Manufacturing of magnetic circuits made from strip(s) or ribbon(s)
- H01F41/0226—Manufacturing of magnetic circuits made from strip(s) or ribbon(s) from amorphous ribbons
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- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
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- H—ELECTRICITY
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- 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
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- H01F27/24—Magnetic cores
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- 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
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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
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- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
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- Coils Or Transformers For Communication (AREA)
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Abstract
Description
도 2는 예시적 실시예에 따라 제조 프로세스 내의 복수의 단계들 동안 V-I자형 코어를 구비한 파워 인덕터의 사시도,
도 3a은 예시적 실시예에 따른 대칭적인 U 코어의 사시도,
도 3b는 예시적 실시예에 따른 비대칭적인 U 코어의 사시도,
도 4는 예시적 실시예에 따른 비드(bead) 코어를 갖는 파워 인덕터의 사시도,
도 5는 예시적 실시예에 따라 단일 구조로서 복수의 U자형 코어들을 갖는 파워 인덕터의 사시도를 도시한다.
Claims (26)
- 연자성의 비결정성 파우더 재료로부터 제조되는 적어도 하나의 형상 코어(shaped-core)로서, 상부 표면 및 이 상부 표면과 대향하는 하부 표면을 갖는 적어도 하나의 형상 코어와,
상기 적어도 하나의 형상 코어에 결합된 적어도 하나의 예비성형된(preformed) 도전성 권선을 구비하되,
상기 적어도 하나의 예비성형된 도전성 권선은 권선 부분과 서로 대향하는 제 1 리드 및 제 2 리드로 형성되고, 상기 권선 부분은 서로 대향하는 복수의 표면과, 상기 서로 대향하는 복수의 표면을 서로 연결하는 복수의 측면을 구비하며, 상기 권선 부분은 상기 적어도 하나의 형상 코어의 상부 표면에 맞물리고, 상기 서로 대향하는 제 1 리드 및 제 2 리드는 상기 적어도 하나의 형상 코어 주위로 구부러지는 일없이 상기 적어도 하나의 형상 코어의 상기 하부 표면에 맞물리며,
상기 연자성의 비결정성 파우더 재료는 나노비결정성 파우더 재료이고,
상기 적어도 하나의 형상 코어가 제 1 형상 코어 및 제 2 형상 코어을 갖추고, 상기 권선 부분은 상기 제 1 형상 코어와 상기 제 2 형상 코어 사이에서 연장되며, 상기 제 1 형상 코어 및 상기 제 2 형상 코어는 서로 접촉하는 면에서 압착되는 것을 특징으로 하는 자기 소자.
- 제 1 항에 있어서,
상기 연자성의 비결정성 파우더 재료가 철-기질(iron-based) 비결정성 파우더 재료인 것을 특징으로 하는 자기 소자.
- 제 1 항에 있어서,
상기 제 1 형상 코어가 U 코어이고, 상기 제 2 형상 코어가 I 코어인 것을 특징으로 하는 자기 소자.
- 제 3 항에 있어서,
상기 I 코어가 상부 표면과 하부 표면을 갖고, 상기 하부 표면은 제 1 단부를 더 가지며, 상기 하부 표면은 상기 제 1 리드 및 제 2 리드를 상기 제 1 단부에서 받아들이도록 구성되어 상기 제 1 리드 및 제 2 리드가 상기 하부 표면의 소정 위치에 도달할 때까지 상기 권선 부분이 횡방향으로 상기 상부 표면에 걸쳐 상기 제 1 단부로부터 떨어져 이동되도록 하고, 상기 하부 표면은 또한 상기 소정 위치를 넘는 상기 제 1 리드 및 제 2 리드의 이동을 방지하도록 구성된 것을 특징으로 하는 자기 소자.
- 제 3 항에 있어서,
상기 U 코어가 대칭형이며, 제 1 레그 및 제 2 레그와, 상기 제 1 레그와 제 2 레그 사이를 연장하는 홈을 구비하고, 또한 상기 권선 부분은 상기 홈에 배치되며, 상기 U 코어는 상기 권선 부분에 접촉하는 면에서 압착되고, 상기 I 코어의 적어도 일부에 접촉하는 면에서 압착되는 것을 특징으로 하는 자기 소자.
- 제 3 항에 있어서,
상기 U 코어가 비대칭형이며, 제 1 레그 및 제 2 레그와, 상기 제 1 레그와 제 2 레그 사이를 연장하는 홈을 구비하고, 또한 상기 권선 부분은 상기 홈에 배치되며, 상기 U 코어는 상기 권선 부분에 접촉하는 면에서 압착되고, 상기 I 코어의 적어도 일부에 접촉하는 면에서 압착되는 것을 특징으로 하는 자기 소자 .
- 제 1 항에 있어서,
상기 적어도 하나의 예비성형된 도전성 권선이 예비성형된 권선 클립인 것을 특징으로 하는 자기 소자.
- 제 7 항에 있어서,
상기 권선 클립이 C형 클립인 것을 특징으로 하는 자기 소자.
- 제 1 항에 있어서,
상기 적어도 하나의 도전성 권선이 복수의 권선을 구비하는 것을 특징으로 하는 자기 소자.
- 제 1 항에 있어서,
상기 적어도 하나의 예비성형된 도전성 권선이 복수의 권선을 구비하는 것을 특징으로 하는 자기 소자.
- 연자성의 비결정성 파우더 재료로 제조된 제 1 형상 코어와,
연자성의 비결정성 파우더 재료로 제조된 제 2 형상 코어와,
제 1 리드와, 제 2 리드와, 상기 제 1 리드와 상기 제 2 리드 사이에 있는 권선 부분을 포함하는 예비성형된 도전성 권선 클립을 구비하되,
상기 권선 클립의 상기 권선 부분은 상기 제 1 형상 코어와 제 2 형상 코어 사이에서 연장되고, 상기 제 1 리드 및 제 2 리드는 상기 제 1 형상 코어 및 제 2 형상 코어의 어느 한쪽의 주위로 구부러지는 일없이 상기 제 1 형상 코어 및 상기 제 2 형상 코어의 외측까지 연장되며,
상기 제 1 형상 코어와 상기 제 2 형상 코어 및 상기 권선 클립의 접촉면이 서로 맞물리는 면에서 압착되고, 그로 인하여 상기 권선 부분과 상기 제 1 형상 코어 및 상기 제 2 형상 코어의 상기 연자성의 비결정성 파우더 재료 사이의 임의의 분리를 제거하며,
상기 연자성의 비결정성 파우더 재료가 나노비결정성 파우더 재료인 것을 특징으로 하는 자기 소자.
- 제 11 항에 있어서,
상기 연자성의 비결정성 파우더 재료가 철-기질 비결정성 파우더 재료인 것을 특징으로 하는 자기 소자.
- 연자성의 비결정성 파우더 재료로 제조된 제 1 형상 코어로서, 상부 표면과 하부 표면을 갖는 제 1 형상 코어와,
연자성의 비결정성 파우더 재료로 제조된 제 2 형상 코어로서, 상부 표면과 하부 표면을 갖는 제 2 형상 코어와,
제 1 리드와, 제 2 리드와, 상기 제 1 리드와 상기 제 2 리드 사이에 있는 권선 부분을 포함하는 예비성형된 도전성 권선 클립을 구비하되,
상기 권선 클립의 상기 권선 부분이 상기 제 1 형상 코어의 상기 상부 표면과 상기 제 2 형상 코어의 상기 하부 표면 사이에서 연장되고, 상기 제 1 리드 및 상기 제 2 리드가 상기 제 1 형상 코어의 주위로 구부러지는 일없이 상기 제 1 형상 코어의 하부 표면에서 연장되며,
상기 제 1 형상 코어의 상기 상부 표면과 상기 제 2 형상 코어의 상기 하부 표면이 서로 맞물리는 면에서 압착되고, 상기 권선 클립과 맞물리는 면에서 압착되며, 그로 인하여 상기 연자성의 비결정성 파우더 재료와 상기 권선 부분의 임의의 부분 사이에 갭이 없도록 상기 제 1 형상 코어 및 상기 제 2 형상 코어의 연자성의 비결정성 파우더 재료로 상기 권선 부분을 완전히 둘러싸고,
상기 제 1 형상 코어와 제 2 형상 코어 중 적어도 하나는 연자성 나노비결정성 파우더 재료로 형성되는 것을 특징으로 하는 자기 소자.
- 제 13 항에 있어서,
상기 제 1 형상 코어와 상기 제 2 형상 코어와 중 적어도 하나는 철-기질 비결정성 파우더 재료로 형성되는 것을 특징으로 하는 자기 소자.
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US12/247,821 | 2008-10-08 | ||
US12/247,821 US8310332B2 (en) | 2008-10-08 | 2008-10-08 | High current amorphous powder core inductor |
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KR20110063620A KR20110063620A (ko) | 2011-06-13 |
KR101536376B1 true KR101536376B1 (ko) | 2015-07-13 |
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US (1) | US8310332B2 (ko) |
EP (1) | EP2345046A1 (ko) |
JP (1) | JP5985825B2 (ko) |
KR (1) | KR101536376B1 (ko) |
CN (1) | CN102105953B (ko) |
CA (1) | CA2726727A1 (ko) |
MX (1) | MX2010013934A (ko) |
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Also Published As
Publication number | Publication date |
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TW201019351A (en) | 2010-05-16 |
JP5985825B2 (ja) | 2016-09-06 |
MX2010013934A (es) | 2011-02-15 |
KR20110063620A (ko) | 2011-06-13 |
JP2012505545A (ja) | 2012-03-01 |
CN102105953A (zh) | 2011-06-22 |
CA2726727A1 (en) | 2010-04-15 |
CN102105953B (zh) | 2017-05-31 |
EP2345046A1 (en) | 2011-07-20 |
US20100085139A1 (en) | 2010-04-08 |
WO2010042308A1 (en) | 2010-04-15 |
US8310332B2 (en) | 2012-11-13 |
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