JP5711219B2 - 磁気部品とその製造方法 - Google Patents
磁気部品とその製造方法 Download PDFInfo
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- JP5711219B2 JP5711219B2 JP2012509833A JP2012509833A JP5711219B2 JP 5711219 B2 JP5711219 B2 JP 5711219B2 JP 2012509833 A JP2012509833 A JP 2012509833A JP 2012509833 A JP2012509833 A JP 2012509833A JP 5711219 B2 JP5711219 B2 JP 5711219B2
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
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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
- 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
- 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
- H01F1/33—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/10—Composite arrangements of magnetic circuits
-
- 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
- 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
- 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
- H01F27/2847—Sheets; Strips
-
- 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
- Y10T29/49073—Electromagnet, transformer or inductor by assembling coil and core
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing Cores, Coils, And Magnets (AREA)
Description
Claims (16)
- 磁気部品アセンブリであって、
一体的な単一ピースの磁性体と、
該一体的な単一ピースの磁性体内に位置している少なくとも四つの別個の相互結合コイルと
を備え、
該少なくとも四つの別個の相互結合コイルの各々は、1ターン未満の巻線を画定する導電路を含み、
該少なくとも四つの別個の相互結合コイルは、互いに磁束を共有する関係において前記一体的な単一ピースの磁性体内に配置され、
前記少なくとも四つの別個の相互結合コイルの各々はそれぞれ第1の端部および第2の端部を含み、
前記一体的な単一ピースの磁性体は、第1の直交側面、第2の直交側面、第3の直交側面および第4の直交側面を画定し、
前記一体的な単一ピースの磁性体の第1の直交側面は、前記少なくとも四つの別個の相互結合コイルのうちの第1のコイルの第1の端部および第2の端部の両方を含み、
前記一体的な単一ピースの磁性体の第2の直交側面は、前記少なくとも四つの別個の相互結合コイルのうちの第2のコイルの第1の端部および第2の端部の両方を含み、
前記一体的な単一ピースの磁性体の第3の直交側面は、前記少なくとも四つの別個の相互結合コイルのうちの第3のコイルの第1の端部および第2の端部の両方を含み、
前記一体的な単一ピースの磁性体の第4の直交側面は、前記少なくとも四つの別個の相互結合コイルのうちの第4のコイルの第1の端部および第2の端部の両方を含み、
当該磁気部品は結合電力インダクタを画定する、磁気部品アセンブリ。 - 前記少なくとも四つの別個の相互結合コイルの各々のそれぞれのコイルは、該コイルのそれぞれのコイルによって発生される磁束が通過しうる中央磁束区域を画定し、該コイルの各々のそれぞれのコイルによって発生される磁束の一部が前記少なくとも四つの別個の相互結合コイルのうちの隣接コイルの前記中央磁束区域を通過することなく前記コイルのそれぞれのコイルの前記中央磁束区域内にのみ戻る、請求項1に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々はそれぞれ平面内に延び、前記少なくとも四つの別個の相互結合コイルの前記平面は、該平面に対して垂直な方向において互いに離間している、請求項2に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々の前記中央磁束区域と、前記平面に対して垂直な方向における前記少なくとも四つの別個の相互結合コイルのうちの隣接コイルからの間隔とが、前記発生される磁束が通過する前記磁性体の断面積を画定する、請求項3に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルのうちの隣接コイル間の重複する中央磁束区域が等しくない、請求項4に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々のそれぞれの巻線が複数の平行な平面のそれぞれの平面内に延び、前記少なくとも四つの別個の相互結合コイルのうちのの隣接コイルは、前記少なくとも四つの別個の相互結合コイルのうちの第1のコイルの前記中央磁束区域と第2のコイルの前記中央磁束区域とが第1の距離だけ互いに隔てられるように、前記複数の平行な平面に対して垂直な方向において互いに離間されている、請求項1に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルのうちの第3のコイルが、前記第2のコイルの中央磁束区域と該第3のコイルの中央磁束区域とが前記第1の距離とは異なる第2の距離だけ互いに隔てられるように、前記コイルの複数の平行な平面に対して垂直な方向において前記第2のコイルから離間され、前記第2のコイルは前記第1のコイルと前記第3のコイルとの間に配設されている、請求項6に記載の磁気部品アセンブリ。
- 前記一体的な単一ピースの磁性体は、非磁性材料によって取り囲まれている磁性金属粉末粒子を備え、隣接する金属粉末粒子は前記非磁性材料によって互いに隔てられている、請求項1に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルは、異なる位相の電力を搬送するように形状構成されている、請求項1に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々は、前記一体的な単一ピースの磁性体から突き出る第1および第2の端部を備える、請求項1に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々における前記巻線は実質的にC字形である、請求項1に記載の磁気部品アセンブリ。
- 回路基板をさらに備え、該回路基板は前記相互結合コイルのそれぞれのコイルに対応する巻線を画定する複数の導電路を画定するレイアウトを有して形状構成されており、当該磁気部品における前記相互結合コイルの各々は前記回路基板の複数の導電路のうちの1つに接続されている、請求項1に記載の磁気部品アセンブリ。
- 前記回路基板の導電路は1未満のターンの巻線を画定する、請求項12に記載の磁気部品アセンブリ。
- 前記少なくとも四つの別個の相互結合コイルの各々は、離間されているが平行な平面のそれぞれの平面内に延び、
前記少なくとも四つの別個の相互結合コイルのうちの隣接コイルが前記平行な平面に対して実質的に垂直な方向において互いに完全には重なり合わない、請求項1に記載の磁気部品アセンブリ。 - 前記少なくとも四つの別個の相互結合コイルは、基板材料上に形成されており、且つ、該コイルによって発生される磁束が通過しうる中央磁束区域を画定する複数の部分的なターンを含み、該コイルのうちの少なくとも2つのコイルの中央磁束区域は、該コイルのうちの1つのコイルによって発生される磁束の一部が該複数のコイルのうちの少なくとも1つの他のコイルの中央磁束区域を通過するように、前記一体的な単一ピースの磁性体内において互いに重なり合う、請求項1に記載の磁気部品アセンブリ。
- 回路基板に表面実装されるように形状構成されている、請求項1に記載の磁気部品アセンブリ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US17526909P | 2009-05-04 | 2009-05-04 | |
US61/175,269 | 2009-05-04 | ||
PCT/US2010/032407 WO2010129228A1 (en) | 2009-05-04 | 2010-04-26 | Magnetic components and methods of manufacturing the same |
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JP2012526383A JP2012526383A (ja) | 2012-10-25 |
JP5711219B2 true JP5711219B2 (ja) | 2015-04-30 |
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JP2012509833A Expired - Fee Related JP5711219B2 (ja) | 2009-05-04 | 2010-04-26 | 磁気部品とその製造方法 |
JP2012509834A Expired - Fee Related JP6002035B2 (ja) | 2009-05-04 | 2010-04-26 | 磁気構成要素及び前記磁気構成要素の製造方法 |
JP2012509837A Pending JP2012526385A (ja) | 2009-05-04 | 2010-04-27 | 表面実装磁性部品及びその製造方法 |
JP2012509845A Expired - Fee Related JP5699133B2 (ja) | 2009-05-04 | 2010-04-28 | 表面実装磁性部品及びその製造方法 |
JP2012509846A Expired - Fee Related JP5557902B2 (ja) | 2009-05-04 | 2010-04-28 | 磁気構成要素組立体 |
JP2012509843A Pending JP2012526387A (ja) | 2009-05-04 | 2010-04-28 | 磁性部品用の薄型層状コイル及びコア |
JP2014186238A Withdrawn JP2015015492A (ja) | 2009-05-04 | 2014-09-12 | 表面実装磁性部品及びその製造方法 |
JP2016169707A Expired - Fee Related JP6517764B2 (ja) | 2009-05-04 | 2016-08-31 | 磁気構成要素組立体の製造方法及び磁気構成要素組立体 |
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JP2012509837A Pending JP2012526385A (ja) | 2009-05-04 | 2010-04-27 | 表面実装磁性部品及びその製造方法 |
JP2012509845A Expired - Fee Related JP5699133B2 (ja) | 2009-05-04 | 2010-04-28 | 表面実装磁性部品及びその製造方法 |
JP2012509846A Expired - Fee Related JP5557902B2 (ja) | 2009-05-04 | 2010-04-28 | 磁気構成要素組立体 |
JP2012509843A Pending JP2012526387A (ja) | 2009-05-04 | 2010-04-28 | 磁性部品用の薄型層状コイル及びコア |
JP2014186238A Withdrawn JP2015015492A (ja) | 2009-05-04 | 2014-09-12 | 表面実装磁性部品及びその製造方法 |
JP2016169707A Expired - Fee Related JP6517764B2 (ja) | 2009-05-04 | 2016-08-31 | 磁気構成要素組立体の製造方法及び磁気構成要素組立体 |
Country Status (8)
Country | Link |
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US (1) | US20100277267A1 (ja) |
EP (7) | EP2427893B1 (ja) |
JP (8) | JP5711219B2 (ja) |
KR (6) | KR20120018168A (ja) |
CN (7) | CN102460613A (ja) |
ES (1) | ES2413632T3 (ja) |
TW (4) | TWI588849B (ja) |
WO (6) | WO2010129230A1 (ja) |
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