JP5763747B2 - 小型のパワーインダクタ及び製造方法 - Google Patents
小型のパワーインダクタ及び製造方法 Download PDFInfo
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- JP5763747B2 JP5763747B2 JP2013506152A JP2013506152A JP5763747B2 JP 5763747 B2 JP5763747 B2 JP 5763747B2 JP 2013506152 A JP2013506152 A JP 2013506152A JP 2013506152 A JP2013506152 A JP 2013506152A JP 5763747 B2 JP5763747 B2 JP 5763747B2
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Images
Classifications
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- 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
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F5/00—Coils
- H01F5/003—Printed circuit coils
-
- 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
- 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
- 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
-
- 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
-
- 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
- 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
- H01F2027/2819—Planar transformers with printed windings, e.g. surrounded by two cores and to be mounted on printed circuit
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
Claims (18)
- 第1の端部、第2の端部、及び前記第1の端部と前記第2の端部の間に延びて複数のターンを完成する巻線部分を有するコイル巻線と、
積み重ねて組み合わされた、複数の予め形成された誘電性及び磁性材料層であって、複数の予め形成された誘電性及び磁性材料層のそれぞれは、同一の特性を有する同一材料から製造され、複数の予め形成された誘電性及び磁性材料層のそれぞれは、加熱することなく相互に表面接触で加圧及び結合されることができ、組み合わされて予め形成された誘電性及び磁性材料層は、前記コイル巻線の前記巻線部分を取り囲む誘電性及び磁性材料層と、
を有する積層された構造物と、
表面実装の回路の前記コイル巻線への接続を達成するための、前記コイル巻線の前記第1の端部と前記第2の端部に結合された端子と、を有し、
前記コイル巻線は、前記複数の予め形成された誘電性及び磁性材料層の全てから分離及び独立して形成される磁性部品。 - 複数の予め形成されたそれぞれの誘電性及び磁性材料層は、柔軟コンポジットフィルムを有する、請求項1に記載の磁性部品。
- 前記コンポジットフィルムは、熱可塑性樹脂を有する、請求項2に記載の磁性部品。
- 前記コンポジットフィルムは、磁性粉を有する、請求項3に記載の磁性部品。
- 前記磁性粉は、ソフト磁性粒子を有する、請求項4に記載の磁性部品。
- 前記複数の予め形成された誘電性及び磁性材料層のそれぞれは、柔軟磁性粉シートを有し、複数の柔軟磁性粉シートの少なくとも一つは、前記コイル巻線の前記巻線部分に表面接触している、請求項1に記載の磁性部品。
- 前記柔軟磁性粉シートのそれぞれは、磁性ポリマーコンポジットフィルムを有する、請求項6に記載の磁性部品。
- 前記磁性ポリマーコンポジットフィルムは、熱可塑性樹脂と混合されたソフト磁性粉を有する、請求項7に記載の磁性部品。
- 前記柔軟磁性粉シートは、固体材料として積み重ね可能である、請求項8に記載の磁性部品。
- 前記柔軟磁性粉シートは、略10.0以上の相対透磁率を有する、請求項9に記載の磁性部品。
- 前記の少なくとも一つの前記柔軟磁性粉シートは、前記巻線部分の外表面の周囲で加圧され、
前記の少なくとも一つの前記柔軟磁性粉シートは、前記の少なくとも一つの前記柔軟磁性粉シートと前記巻線部分の間に物理的な隙間を作り出すことなく、前記巻線部分の周囲で屈曲される、請求項6に記載の磁性部品。 - 前記コイル巻線は、巻き付けられて、独立の自立した構造物にされる柔軟導線コンダクタを有する、請求項1に記載の磁性部品。
- 前記コイル巻線は、開口中心領域を規定し、
前記複数の予め形成された誘電性及び磁性材料層の少なくとも一つが、前記開口中心領域をふさぐ、請求項1に記載の磁性部品。 - 前記表面実装の端子は、前記予め形成された誘電性及び磁性材料層のうちの少なくとも一つに形成される、請求項1に記載の磁性部品。
- 前記磁性部品は、パワーインダクタである、請求項1に記載の磁性部品。
- 第1の端部、第2の端部、及び前記第1の端部と前記第2の端部の間に延びて複数のターンを完成する巻線部分を有するコイル巻線と、
前記コイル巻線の前記巻線部分を取り囲む、加熱することなく前記コイル巻線の部分に加圧及び結合されることができる少なくとも一つの予め形成された誘電性及び磁性材料層と、
を有する積層された構造物と、
表面実装の回路の前記コイル巻線への接続を達成するための、前記コイル巻線の前記第1の端部と前記第2の端部に結合された端子と、を有し、
前記コイル巻線は、前記少なくとも一つの予め形成された誘電性及び磁性材料層から分離して製造される磁性部品。 - 前記少なくとも一つの予め形成された誘電性及び磁性材料層は、相互に加圧及び結合された複数の誘電体層を有する、請求項16に記載の磁性部品。
- 前記複数の予め形成された誘電性及び磁性材料層は、同一の特性を有する同一の材料から製造される、請求項17に記載の磁性部品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/766,314 | 2010-04-23 | ||
US12/766,314 US8941457B2 (en) | 2006-09-12 | 2010-04-23 | Miniature power inductor and methods of manufacture |
PCT/US2011/028640 WO2011133268A1 (en) | 2010-04-23 | 2011-03-16 | Miniature power inductor and methods of manufacture |
Publications (3)
Publication Number | Publication Date |
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JP2013526036A JP2013526036A (ja) | 2013-06-20 |
JP2013526036A5 JP2013526036A5 (ja) | 2014-05-01 |
JP5763747B2 true JP5763747B2 (ja) | 2015-08-12 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013506152A Expired - Fee Related JP5763747B2 (ja) | 2010-04-23 | 2011-03-16 | 小型のパワーインダクタ及び製造方法 |
Country Status (7)
Country | Link |
---|---|
US (1) | US8941457B2 (ja) |
EP (1) | EP2561525A1 (ja) |
JP (1) | JP5763747B2 (ja) |
KR (2) | KR20160107347A (ja) |
CN (1) | CN102893345A (ja) |
TW (2) | TWI560726B (ja) |
WO (1) | WO2011133268A1 (ja) |
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US9589716B2 (en) | 2006-09-12 | 2017-03-07 | Cooper Technologies Company | Laminated magnetic component and manufacture with soft magnetic powder polymer composite sheets |
US8378777B2 (en) | 2008-07-29 | 2013-02-19 | Cooper Technologies Company | Magnetic electrical device |
US7791445B2 (en) | 2006-09-12 | 2010-09-07 | Cooper Technologies Company | Low profile layered coil and cores for magnetic components |
US8659379B2 (en) | 2008-07-11 | 2014-02-25 | Cooper Technologies Company | Magnetic components and methods of manufacturing the same |
US9859043B2 (en) | 2008-07-11 | 2018-01-02 | Cooper Technologies Company | Magnetic components and methods of manufacturing the same |
US9558881B2 (en) | 2008-07-11 | 2017-01-31 | Cooper Technologies Company | High current power inductor |
EP2980656B1 (en) | 2010-06-11 | 2020-10-14 | Ricoh Company, Ltd. | Information storage device, removable device, developer container,and image forming apparatus |
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US20100259352A1 (en) | 2010-10-14 |
TWI560726B (en) | 2016-12-01 |
KR20160107347A (ko) | 2016-09-13 |
JP2013526036A (ja) | 2013-06-20 |
TW201703068A (zh) | 2017-01-16 |
KR20130091642A (ko) | 2013-08-19 |
CN102893345A (zh) | 2013-01-23 |
US8941457B2 (en) | 2015-01-27 |
WO2011133268A1 (en) | 2011-10-27 |
TW201218222A (en) | 2012-05-01 |
EP2561525A1 (en) | 2013-02-27 |
TWI650779B (zh) | 2019-02-11 |
KR101655503B1 (ko) | 2016-09-07 |
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