DE112022005178T5 - Induktivität und Verfahren zu deren Herstellung - Google Patents
Induktivität und Verfahren zu deren Herstellung Download PDFInfo
- Publication number
- DE112022005178T5 DE112022005178T5 DE112022005178.7T DE112022005178T DE112022005178T5 DE 112022005178 T5 DE112022005178 T5 DE 112022005178T5 DE 112022005178 T DE112022005178 T DE 112022005178T DE 112022005178 T5 DE112022005178 T5 DE 112022005178T5
- Authority
- DE
- Germany
- Prior art keywords
- magnetic core
- electrode
- end surface
- surface portion
- die
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000000034 method Methods 0.000 title claims description 13
- 238000004519 manufacturing process Methods 0.000 title claims description 10
- 239000006247 magnetic powder Substances 0.000 claims description 50
- 239000000843 powder Substances 0.000 claims description 16
- 239000000696 magnetic material Substances 0.000 claims description 15
- 239000011248 coating agent Substances 0.000 claims description 8
- 238000000576 coating method Methods 0.000 claims description 8
- 238000000748 compression moulding Methods 0.000 claims description 8
- 238000005452 bending Methods 0.000 claims description 5
- 239000011230 binding agent Substances 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims description 5
- 229920005989 resin Polymers 0.000 claims description 5
- 238000003780 insertion Methods 0.000 claims 4
- 230000037431 insertion Effects 0.000 claims 4
- 238000004804 winding Methods 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 239000008188 pellet Substances 0.000 description 5
- 238000005476 soldering Methods 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 229910008458 Si—Cr Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- BUHVIAUBTBOHAG-FOYDDCNASA-N (2r,3r,4s,5r)-2-[6-[[2-(3,5-dimethoxyphenyl)-2-(2-methylphenyl)ethyl]amino]purin-9-yl]-5-(hydroxymethyl)oxolane-3,4-diol Chemical compound COC1=CC(OC)=CC(C(CNC=2C=3N=CN(C=3N=CN=2)[C@H]2[C@@H]([C@H](O)[C@@H](CO)O2)O)C=2C(=CC=CC=2)C)=C1 BUHVIAUBTBOHAG-FOYDDCNASA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- H01F27/00—Details of transformers or inductances, in general
- H01F27/24—Magnetic cores
- H01F27/255—Magnetic cores made from particles
-
- 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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F3/00—Cores, Yokes, or armatures
- H01F3/08—Cores, Yokes, or armatures made from powder
-
- 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
-
- 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
- H01F41/06—Coil winding
- H01F41/064—Winding non-flat conductive wires, e.g. rods, cables or cords
- H01F41/066—Winding non-flat conductive wires, e.g. rods, cables or cords with insulation
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2021-177061 | 2021-10-29 | ||
| JP2021177061 | 2021-10-29 | ||
| PCT/JP2022/034358 WO2023074164A1 (ja) | 2021-10-29 | 2022-09-14 | インダクタおよびその製造方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE112022005178T5 true DE112022005178T5 (de) | 2024-08-08 |
Family
ID=86157819
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE112022005178.7T Pending DE112022005178T5 (de) | 2021-10-29 | 2022-09-14 | Induktivität und Verfahren zu deren Herstellung |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240347255A1 (https=) |
| JP (1) | JPWO2023074164A1 (https=) |
| CN (1) | CN118140287A (https=) |
| DE (1) | DE112022005178T5 (https=) |
| WO (1) | WO2023074164A1 (https=) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005294461A (ja) | 2004-03-31 | 2005-10-20 | Alps Electric Co Ltd | コイル封入圧粉成型体の製造方法 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61186272U (https=) * | 1985-05-10 | 1986-11-20 | ||
| JP2005310869A (ja) * | 2004-04-19 | 2005-11-04 | Matsushita Electric Ind Co Ltd | コイル部品 |
| JP5167382B2 (ja) * | 2010-04-27 | 2013-03-21 | スミダコーポレーション株式会社 | コイル部品 |
| JP2016207793A (ja) * | 2015-04-21 | 2016-12-08 | パナソニックＩｐマネジメント株式会社 | 電子部品 |
| JP7103787B2 (ja) * | 2017-12-27 | 2022-07-20 | 太陽誘電株式会社 | コイル部品及び電子機器 |
| JP7187831B2 (ja) * | 2018-06-13 | 2022-12-13 | Tdk株式会社 | コイル部品 |
| JP2020017684A (ja) * | 2018-07-27 | 2020-01-30 | パナソニックＩｐマネジメント株式会社 | インダクタおよびそれを用いた電子機器 |
-
2022
- 2022-09-14 US US18/701,275 patent/US20240347255A1/en active Pending
- 2022-09-14 CN CN202280068802.9A patent/CN118140287A/zh active Pending
- 2022-09-14 JP JP2023556183A patent/JPWO2023074164A1/ja active Pending
- 2022-09-14 WO PCT/JP2022/034358 patent/WO2023074164A1/ja not_active Ceased
- 2022-09-14 DE DE112022005178.7T patent/DE112022005178T5/de active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005294461A (ja) | 2004-03-31 | 2005-10-20 | Alps Electric Co Ltd | コイル封入圧粉成型体の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPWO2023074164A1 (https=) | 2023-05-04 |
| CN118140287A (zh) | 2024-06-04 |
| WO2023074164A1 (ja) | 2023-05-04 |
| US20240347255A1 (en) | 2024-10-17 |
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