KR101652848B1 - 코일 부품 및 이의 제조 방법 - Google Patents
코일 부품 및 이의 제조 방법 Download PDFInfo
- Publication number
- KR101652848B1 KR101652848B1 KR1020150012734A KR20150012734A KR101652848B1 KR 101652848 B1 KR101652848 B1 KR 101652848B1 KR 1020150012734 A KR1020150012734 A KR 1020150012734A KR 20150012734 A KR20150012734 A KR 20150012734A KR 101652848 B1 KR101652848 B1 KR 101652848B1
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- KR
- South Korea
- Prior art keywords
- reinforcing layer
- insulating layer
- magnetic substrate
- coil
- thermal expansion
- 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.)
- Expired - Fee Related
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- 238000004519 manufacturing process Methods 0.000 title claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 52
- 239000000758 substrate Substances 0.000 claims abstract description 42
- 239000004020 conductor Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims description 22
- 239000011256 inorganic filler Substances 0.000 claims description 15
- 229910003475 inorganic filler Inorganic materials 0.000 claims description 15
- 239000002952 polymeric resin Substances 0.000 claims description 11
- 229920003002 synthetic resin Polymers 0.000 claims description 11
- 229910000859 α-Fe Inorganic materials 0.000 claims description 11
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 5
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 5
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 3
- 239000011800 void material Substances 0.000 claims 2
- 239000012762 magnetic filler Substances 0.000 claims 1
- 230000008569 process Effects 0.000 description 9
- 239000000463 material Substances 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 5
- 239000000470 constituent Substances 0.000 description 4
- 230000004907 flux Effects 0.000 description 4
- 238000009413 insulation Methods 0.000 description 4
- 238000007747 plating Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000005011 phenolic resin Substances 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- 229920001721 polyimide Polymers 0.000 description 2
- 239000009719 polyimide resin Substances 0.000 description 2
- 229920002050 silicone resin Polymers 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910018605 Ni—Zn Inorganic materials 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 229910007565 Zn—Cu Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000805 composite resin Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000008520 organization Effects 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 238000009824 pressure lamination Methods 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 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
- H01F17/02—Fixed inductances of the signal type without 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
-
- 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
- H01F41/082—Devices for guiding or positioning the winding material on the former
- H01F41/084—Devices for guiding or positioning the winding material on the former for forming pancake coils
-
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Coils Or Transformers For Communication (AREA)
- Manufacturing & Machinery (AREA)
Abstract
Description
도 2는 도 1의 I-I'선의 단면도
도 3은 도 1의 Ⅱ-Ⅱ'선의 단면도
도 4는 본 발명의 다른 실시예에 따른 코일 부품의 사시도
도 5는 본 발명의 공통모드필터 제조방법을 순서대로 나타낸 흐름도
110: 자성기판
120: 절연층
130: 보강층
131: 무기 필러
140: 코일도체
150: 외부전극
Claims (17)
- 자성기판;
상기 자성기판 상에 구비되고 내부에 코일도체가 형성된 절연층; 및
상기 절연층 상에 구비되고, 상기 절연층보다 작은 열팽창계수를 갖는 보강층;을 포함하며,
상기 보강층은 고분자 수지와 무기 필러의 혼합물을 포함하고, 상기 무기 필러는 알루미나(Al2O3), 실리카(SiO2) 및 티타늄 옥사이드(TiO2)로 이루어지는 군에서 선택되는 어느 하나 또는 이들의 혼합물이며,
상기 보강층의 열팽창계수 범위는 20 ppm/K 내지 30 ppm/K인,
코일 부품.
- 제 1항에 있어서,
상기 보강층의 열팽창계수는 상기 자성기판보다 큰 코일 부품.
- 제 1항에 있어서,
상기 보강층은 비자성 재질로 형성되는 코일 부품.
- 삭제
- 삭제
- 제 1항에 있어서,
자성기판은 소결 페라이트로 구성되는 코일 부품.
- 제 1항에 있어서,
상기 절연층 상부의 외곽에 구비되고 상기 코일도체와 전기적으로 접속하는 외부전극을 더 포함하고, 상기 보강층은 상기 외부전극 사이의 빈 공간에 삽입되는 코일 부품.
- 제 1항에 있어서,
상기 코일도체는 전자기적으로 결합하는 1차 코일과 2차 코일로 구성되는 코일 부품.
- 자성기판;
상기 자성기판 상에 구비되고 내부에 코일도체가 형성된 절연층;
상기 절연층 상에 구비되고, 상기 절연층보다 낮은 열팽창계수를 갖는 보강층; 및
상기 자성기판과 절연층, 그리고 보강층으로 구성된 적층체의 측면에 구비되고, 상기 절연층의 측면에 노출된 상기 코일도체의 단부와 전기적으로 접속하는 외부전극;을 포함하며,
상기 보강층은 고분자 수지와 무기 필러의 혼합물을 포함하고, 상기 무기 필러는 알루미나(Al2O3), 실리카(SiO2) 및 티타늄 옥사이드(TiO2)로 이루어지는 군에서 선택되는 어느 하나 또는 이들의 혼합물이며,
상기 보강층의 열팽창계수 범위는 20 ppm/K 내지 30 ppm/K인,
코일 부품.
- 제 9항에 있어서,
상기 보강층의 열팽창계수는 상기 자성기판보다 큰 코일 부품.
- 제 9항에 있어서,
상기 보강층은 비자성 재질로 형성되는 코일 부품.
- 삭제
- 삭제
- 제 9항에 있어서,
자성기판은 소결 페라이트로 구성되는 코일 부품.
- 자성기판을 준비하는 단계;
내부에 코일도체가 형성된 절연층을 상기 자성기판 상에 형성하는 단계; 및
상기 절연층 상에 보강층을 형성하는 단계;를 포함하며,
상기 보강층을 형성하는 단계는 고분자 수지와 무기 필러의 혼합 페이스트를 충진 후 경화하는 것으로 진행하는 것이며,
상기 무기 필러는 알루미나(Al2O3), 실리카(SiO2) 및 티타늄 옥사이드(TiO2)로 이루어지는 군에서 선택되는 어느 하나 또는 이들의 혼합물이며,
상기 보강층의 열팽창계수 범위는 20 ppm/K 내지 30 ppm/K인,
코일 부품 제조방법.
- 삭제
- 제 15항에 있어서,
상기 보강층을 형성하기 전 상기 절연층 상부의 외곽에 외부전극을 형성하는 단계를 더 포함하고, 상기 외부전극 사이의 빈 공간에 고분자 수지와 비자성 필러의 혼합 페이스트를 충진 후 경화하여 상기 보강층을 형성하는 코일 부품 제조방법.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020150012734A KR101652848B1 (ko) | 2015-01-27 | 2015-01-27 | 코일 부품 및 이의 제조 방법 |
US14/937,227 US9972430B2 (en) | 2015-01-27 | 2015-11-10 | Coil component |
JP2015229394A JP6532387B2 (ja) | 2015-01-27 | 2015-11-25 | コイル部品及びその製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020150012734A KR101652848B1 (ko) | 2015-01-27 | 2015-01-27 | 코일 부품 및 이의 제조 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20160092290A KR20160092290A (ko) | 2016-08-04 |
KR101652848B1 true KR101652848B1 (ko) | 2016-08-31 |
Family
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Family Applications (1)
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KR1020150012734A Expired - Fee Related KR101652848B1 (ko) | 2015-01-27 | 2015-01-27 | 코일 부품 및 이의 제조 방법 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9972430B2 (ko) |
JP (1) | JP6532387B2 (ko) |
KR (1) | KR101652848B1 (ko) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10607764B2 (en) | 2017-03-29 | 2020-03-31 | Samsung Electro-Mechanics Co., Ltd. | Electronic component and system-in-package |
US11094448B2 (en) | 2018-05-14 | 2021-08-17 | Samsung Electro-Mechanics Co., Ltd. | Inductor and inductor module having the same |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6593262B2 (ja) * | 2016-07-06 | 2019-10-23 | 株式会社村田製作所 | 電子部品 |
US11515079B2 (en) * | 2016-07-29 | 2022-11-29 | Taiyo Yuden Co., Ltd. | Laminated coil |
US10763031B2 (en) | 2016-08-30 | 2020-09-01 | Samsung Electro-Mechanics Co., Ltd. | Method of manufacturing an inductor |
JP2018182210A (ja) | 2017-04-19 | 2018-11-15 | 株式会社村田製作所 | コイル部品 |
JP6750593B2 (ja) | 2017-10-17 | 2020-09-02 | 株式会社村田製作所 | インダクタ部品 |
KR102029543B1 (ko) * | 2017-11-29 | 2019-10-07 | 삼성전기주식회사 | 코일 전자 부품 |
KR102502340B1 (ko) * | 2017-12-07 | 2023-02-22 | 삼성전기주식회사 | 코일 부품 |
JP7052615B2 (ja) * | 2018-07-25 | 2022-04-12 | 株式会社村田製作所 | コイルアレイ部品 |
JP7056437B2 (ja) * | 2018-07-25 | 2022-04-19 | 株式会社村田製作所 | コイルアレイ部品 |
JP7287343B2 (ja) * | 2020-05-13 | 2023-06-06 | 株式会社村田製作所 | インダクタ部品及びインダクタ構造体 |
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JP2005158975A (ja) | 2003-11-25 | 2005-06-16 | Murata Mfg Co Ltd | 電子部品及びその製造方法 |
JP2006128224A (ja) | 2004-10-26 | 2006-05-18 | Neomax Co Ltd | 積層基板の製造方法及び積層基板 |
JP2014093341A (ja) * | 2012-11-01 | 2014-05-19 | Murata Mfg Co Ltd | 電子部品 |
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US5393603A (en) * | 1992-03-04 | 1995-02-28 | Oji Yuki Goseishi Co., Ltd. | Laminated resin sheet and process for producing the same |
JP4065125B2 (ja) * | 2001-11-05 | 2008-03-19 | 松下電器産業株式会社 | 部品内蔵モジュール並びにその製造方法 |
JP2005129793A (ja) | 2003-10-24 | 2005-05-19 | Murata Mfg Co Ltd | 積層セラミック電子部品の製造方法 |
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-
2015
- 2015-01-27 KR KR1020150012734A patent/KR101652848B1/ko not_active Expired - Fee Related
- 2015-11-10 US US14/937,227 patent/US9972430B2/en active Active
- 2015-11-25 JP JP2015229394A patent/JP6532387B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2005158975A (ja) | 2003-11-25 | 2005-06-16 | Murata Mfg Co Ltd | 電子部品及びその製造方法 |
JP2006128224A (ja) | 2004-10-26 | 2006-05-18 | Neomax Co Ltd | 積層基板の製造方法及び積層基板 |
JP2014093341A (ja) * | 2012-11-01 | 2014-05-19 | Murata Mfg Co Ltd | 電子部品 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10607764B2 (en) | 2017-03-29 | 2020-03-31 | Samsung Electro-Mechanics Co., Ltd. | Electronic component and system-in-package |
US11094448B2 (en) | 2018-05-14 | 2021-08-17 | Samsung Electro-Mechanics Co., Ltd. | Inductor and inductor module having the same |
Also Published As
Publication number | Publication date |
---|---|
JP6532387B2 (ja) | 2019-06-19 |
JP2016139785A (ja) | 2016-08-04 |
US20160225513A1 (en) | 2016-08-04 |
US9972430B2 (en) | 2018-05-15 |
KR20160092290A (ko) | 2016-08-04 |
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