KR100982639B1 - 연자성 금속분말이 충전된 시트를 이용한 적층형 파워인덕터 - Google Patents
연자성 금속분말이 충전된 시트를 이용한 적층형 파워인덕터 Download PDFInfo
- Publication number
- KR100982639B1 KR100982639B1 KR1020080022361A KR20080022361A KR100982639B1 KR 100982639 B1 KR100982639 B1 KR 100982639B1 KR 1020080022361 A KR1020080022361 A KR 1020080022361A KR 20080022361 A KR20080022361 A KR 20080022361A KR 100982639 B1 KR100982639 B1 KR 100982639B1
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- South Korea
- Prior art keywords
- inductor
- soft magnetic
- metal powder
- magnetic
- powder
- Prior art date
Links
- 239000000843 powder Substances 0.000 title claims abstract description 55
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 24
- 239000002184 metal Substances 0.000 title claims abstract description 24
- 239000000696 magnetic material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 4
- 239000004020 conductor Substances 0.000 abstract description 5
- 230000004907 flux Effects 0.000 abstract description 3
- 229910001092 metal group alloy Inorganic materials 0.000 abstract description 3
- 239000006247 magnetic powder Substances 0.000 abstract 1
- 230000005415 magnetization Effects 0.000 abstract 1
- 229910045601 alloy Inorganic materials 0.000 description 14
- 239000000956 alloy Substances 0.000 description 14
- 229910000859 α-Fe Inorganic materials 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 229910000889 permalloy Inorganic materials 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000004804 winding Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- 229910017082 Fe-Si Inorganic materials 0.000 description 1
- 229910017133 Fe—Si Inorganic materials 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- 229910000676 Si alloy Inorganic materials 0.000 description 1
- 229910002796 Si–Al Inorganic materials 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- XWHPIFXRKKHEKR-UHFFFAOYSA-N iron silicon Chemical compound [Si].[Fe] XWHPIFXRKKHEKR-UHFFFAOYSA-N 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
Images
Classifications
-
- 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
- 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
- H01F2027/2809—Printed windings on stacked layers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
Claims (4)
- 일면에 패턴 회로가 부착된 자성체가 복수 매 적층되고, 상기 각 자성체는 비어홀을 통해 도통되어 이루어지는 적층형 인덕터로서,상기 자성체가 연자성 금속 분말이 충전된 시트이고,상기 연자성 금속 분말이 이방성이며 시트면에 평행하게 또는 수직되게 배열된 것을 특징으로 하는 연자성 금속분말이 충전된 시트를 이용한 적층형 파워 인덕터.
- 삭제
- 제 1 항에 있어서,상기 연자성 금속 분말이 이방성이며 자기 경로에 평행하게 배열된 것을 특징으로 하는 연자성 금속분말이 충전된 시트를 이용한 적층형 파워 인덕터.
- 제 1 항에 있어서,적층체의 상하부에서는 상기 연자성 금속분말이 이방성이며 시트면에 평행하게 배열되고, 적층체의 중앙부에서는 상기 연자성 금속분말이 등방성인 것을 특징으로 하는 연자성 금속 분말이 충전된 시트를 이용한 적층형 파워 인덕터.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080022361A KR100982639B1 (ko) | 2008-03-11 | 2008-03-11 | 연자성 금속분말이 충전된 시트를 이용한 적층형 파워인덕터 |
CN2009801012624A CN101896983A (zh) | 2008-03-11 | 2009-03-03 | 使用充满软磁性金属粉末的薄片的多层功率电感器 |
PCT/KR2009/001037 WO2009113775A2 (ko) | 2008-03-11 | 2009-03-03 | 연자성 금속분말이 충전된 시트를 이용한 적층형 파워 인덕터 |
US12/744,930 US20100308949A1 (en) | 2008-03-11 | 2009-03-03 | Multilayer power inductor using sheets charged with soft magnetic metal powder |
JP2010535895A JP2011504662A (ja) | 2008-03-11 | 2009-03-03 | 軟磁性金属粉末が充填されたシートを用いた積層型パワーインダクタ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080022361A KR100982639B1 (ko) | 2008-03-11 | 2008-03-11 | 연자성 금속분말이 충전된 시트를 이용한 적층형 파워인덕터 |
Publications (2)
Publication Number | Publication Date |
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KR20090097303A KR20090097303A (ko) | 2009-09-16 |
KR100982639B1 true KR100982639B1 (ko) | 2010-09-16 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020080022361A KR100982639B1 (ko) | 2008-03-11 | 2008-03-11 | 연자성 금속분말이 충전된 시트를 이용한 적층형 파워인덕터 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20100308949A1 (ko) |
JP (1) | JP2011504662A (ko) |
KR (1) | KR100982639B1 (ko) |
CN (1) | CN101896983A (ko) |
WO (1) | WO2009113775A2 (ko) |
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- 2009-03-03 JP JP2010535895A patent/JP2011504662A/ja active Pending
- 2009-03-03 WO PCT/KR2009/001037 patent/WO2009113775A2/ko active Application Filing
- 2009-03-03 US US12/744,930 patent/US20100308949A1/en not_active Abandoned
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KR101883036B1 (ko) * | 2015-12-29 | 2018-08-24 | 삼성전기주식회사 | 적층 전자 부품 및 적층형 칩 안테나 |
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KR101933411B1 (ko) * | 2016-08-24 | 2018-12-28 | 삼성전기 주식회사 | 적층 전자부품 및 그 제조방법 |
Also Published As
Publication number | Publication date |
---|---|
WO2009113775A2 (ko) | 2009-09-17 |
US20100308949A1 (en) | 2010-12-09 |
JP2011504662A (ja) | 2011-02-10 |
CN101896983A (zh) | 2010-11-24 |
KR20090097303A (ko) | 2009-09-16 |
WO2009113775A3 (ko) | 2009-11-26 |
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