JP7253520B2 - インダクタ部品 - Google Patents
インダクタ部品 Download PDFInfo
- Publication number
- JP7253520B2 JP7253520B2 JP2020140164A JP2020140164A JP7253520B2 JP 7253520 B2 JP7253520 B2 JP 7253520B2 JP 2020140164 A JP2020140164 A JP 2020140164A JP 2020140164 A JP2020140164 A JP 2020140164A JP 7253520 B2 JP7253520 B2 JP 7253520B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic layer
- magnetic
- inductor component
- thickness
- spiral
- 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.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims description 57
- 229920005989 resin Polymers 0.000 claims description 42
- 239000011347 resin Substances 0.000 claims description 42
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 41
- 230000035699 permeability Effects 0.000 claims description 30
- 239000010949 copper Substances 0.000 claims description 27
- 239000011256 inorganic filler Substances 0.000 claims description 27
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 27
- 229910052802 copper Inorganic materials 0.000 claims description 26
- 229910045601 alloy Inorganic materials 0.000 claims description 20
- 239000000956 alloy Substances 0.000 claims description 20
- 239000006247 magnetic powder Substances 0.000 claims description 18
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 229910002546 FeCo Inorganic materials 0.000 claims description 7
- 229910005347 FeSi Inorganic materials 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 229910015372 FeAl Inorganic materials 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- 229920001721 polyimide Polymers 0.000 claims description 5
- 239000004593 Epoxy Substances 0.000 claims description 4
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000004642 Polyimide Substances 0.000 claims description 4
- 239000005749 Copper compound Substances 0.000 claims description 3
- 229910052681 coesite Inorganic materials 0.000 claims description 3
- 150000001880 copper compounds Chemical class 0.000 claims description 3
- 229910052906 cristobalite Inorganic materials 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- 229910052682 stishovite Inorganic materials 0.000 claims description 3
- 229910052905 tridymite Inorganic materials 0.000 claims description 3
- 229910000808 amorphous metal alloy Inorganic materials 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 description 50
- 230000002829 reductive effect Effects 0.000 description 37
- 239000000758 substrate Substances 0.000 description 36
- 238000004519 manufacturing process Methods 0.000 description 33
- 238000000034 method Methods 0.000 description 21
- 230000002093 peripheral effect Effects 0.000 description 19
- 230000004907 flux Effects 0.000 description 17
- 239000011889 copper foil Substances 0.000 description 16
- 238000000576 coating method Methods 0.000 description 15
- 239000011248 coating agent Substances 0.000 description 14
- 238000010586 diagram Methods 0.000 description 13
- 238000007747 plating Methods 0.000 description 13
- 239000002184 metal Substances 0.000 description 12
- 229910052751 metal Inorganic materials 0.000 description 12
- 238000000227 grinding Methods 0.000 description 10
- 238000004088 simulation Methods 0.000 description 9
- 238000004458 analytical method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 238000005530 etching Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 229910052737 gold Inorganic materials 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000005672 electromagnetic field Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 239000011810 insulating material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000001878 scanning electron micrograph Methods 0.000 description 3
- 229920001187 thermosetting polymer Polymers 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- XQUPVDVFXZDTLT-UHFFFAOYSA-N 1-[4-[[4-(2,5-dioxopyrrol-1-yl)phenyl]methyl]phenyl]pyrrole-2,5-dione Chemical compound O=C1C=CC(=O)N1C(C=C1)=CC=C1CC1=CC=C(N2C(C=CC2=O)=O)C=C1 XQUPVDVFXZDTLT-UHFFFAOYSA-N 0.000 description 1
- -1 FeSiCr Inorganic materials 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 229920000106 Liquid crystal polymer Polymers 0.000 description 1
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000002847 impedance measurement Methods 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920003192 poly(bis maleimide) Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000005549 size reduction Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Landscapes
- Coils Or Transformers For Communication (AREA)
- Soft Magnetic Materials (AREA)
- Coils Of Transformers For General Uses (AREA)
- Insulating Of Coils (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020140164A JP7253520B2 (ja) | 2020-08-21 | 2020-08-21 | インダクタ部品 |
| JP2022005757A JP7414082B2 (ja) | 2020-08-21 | 2022-01-18 | インダクタ部品 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020140164A JP7253520B2 (ja) | 2020-08-21 | 2020-08-21 | インダクタ部品 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2017169437A Division JP6912976B2 (ja) | 2017-09-04 | 2017-09-04 | インダクタ部品 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022005757A Division JP7414082B2 (ja) | 2020-08-21 | 2022-01-18 | インダクタ部品 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2020191476A JP2020191476A (ja) | 2020-11-26 |
| JP7253520B2 true JP7253520B2 (ja) | 2023-04-06 |
Family
ID=73453937
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020140164A Active JP7253520B2 (ja) | 2020-08-21 | 2020-08-21 | インダクタ部品 |
| JP2022005757A Active JP7414082B2 (ja) | 2020-08-21 | 2022-01-18 | インダクタ部品 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022005757A Active JP7414082B2 (ja) | 2020-08-21 | 2022-01-18 | インダクタ部品 |
Country Status (1)
| Country | Link |
|---|---|
| JP (2) | JP7253520B2 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115101327B (zh) * | 2021-12-22 | 2026-02-13 | 华萃微感电子(江苏)有限公司 | 一种电感生产工艺 |
| JP7652170B2 (ja) * | 2022-10-14 | 2025-03-27 | 株式会社村田製作所 | インダクタ部品 |
| JP7771914B2 (ja) * | 2022-10-14 | 2025-11-18 | 株式会社村田製作所 | インダクタ部品 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004014837A (ja) | 2002-06-07 | 2004-01-15 | Jfe Steel Kk | 平面磁気素子 |
| JP2008085057A (ja) | 2006-09-27 | 2008-04-10 | Nitta Ind Corp | 電磁波吸収材料 |
| JP2014127717A (ja) | 2012-12-26 | 2014-07-07 | Samsung Electro-Mechanics Co Ltd | コモンモードフィルタ及びその製造方法 |
| JP2017069523A (ja) | 2015-10-02 | 2017-04-06 | 株式会社村田製作所 | インダクタ部品、パッケージ部品およびスィッチングレギュレータ |
| JP2017103355A (ja) | 2015-12-02 | 2017-06-08 | Tdk株式会社 | コイル部品の製造方法、コイル部品、及び電源回路ユニット |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006210541A (ja) * | 2005-01-27 | 2006-08-10 | Nec Tokin Corp | インダクタ |
| JP2010205905A (ja) * | 2009-03-03 | 2010-09-16 | Fuji Electric Systems Co Ltd | 磁気部品および磁気部品の製造方法 |
| WO2016013643A1 (ja) * | 2014-07-25 | 2016-01-28 | 株式会社村田製作所 | 電子部品及びその製造方法 |
| JP6668723B2 (ja) * | 2015-12-09 | 2020-03-18 | 株式会社村田製作所 | インダクタ部品 |
-
2020
- 2020-08-21 JP JP2020140164A patent/JP7253520B2/ja active Active
-
2022
- 2022-01-18 JP JP2022005757A patent/JP7414082B2/ja active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004014837A (ja) | 2002-06-07 | 2004-01-15 | Jfe Steel Kk | 平面磁気素子 |
| JP2008085057A (ja) | 2006-09-27 | 2008-04-10 | Nitta Ind Corp | 電磁波吸収材料 |
| JP2014127717A (ja) | 2012-12-26 | 2014-07-07 | Samsung Electro-Mechanics Co Ltd | コモンモードフィルタ及びその製造方法 |
| JP2017069523A (ja) | 2015-10-02 | 2017-04-06 | 株式会社村田製作所 | インダクタ部品、パッケージ部品およびスィッチングレギュレータ |
| JP2017103355A (ja) | 2015-12-02 | 2017-06-08 | Tdk株式会社 | コイル部品の製造方法、コイル部品、及び電源回路ユニット |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2020191476A (ja) | 2020-11-26 |
| JP2022050651A (ja) | 2022-03-30 |
| JP7414082B2 (ja) | 2024-01-16 |
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