KR101319059B1 - 전자 부품 및 그 제조 방법 - Google Patents
전자 부품 및 그 제조 방법 Download PDFInfo
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- KR101319059B1 KR101319059B1 KR1020117030595A KR20117030595A KR101319059B1 KR 101319059 B1 KR101319059 B1 KR 101319059B1 KR 1020117030595 A KR1020117030595 A KR 1020117030595A KR 20117030595 A KR20117030595 A KR 20117030595A KR 101319059 B1 KR101319059 B1 KR 101319059B1
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 41
- 239000012212 insulator Substances 0.000 claims abstract description 187
- 239000004020 conductor Substances 0.000 claims abstract description 134
- 238000000034 method Methods 0.000 claims abstract description 41
- 238000010030 laminating Methods 0.000 claims abstract description 6
- 238000003475 lamination Methods 0.000 claims description 10
- 238000010304 firing Methods 0.000 claims description 6
- 230000004907 flux Effects 0.000 abstract description 32
- 239000000919 ceramic Substances 0.000 description 84
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 33
- 230000004048 modification Effects 0.000 description 13
- 238000012986 modification Methods 0.000 description 13
- 239000000843 powder Substances 0.000 description 12
- 229910000859 α-Fe Inorganic materials 0.000 description 9
- 238000002788 crimping Methods 0.000 description 6
- 229910052709 silver Inorganic materials 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- 238000007639 printing Methods 0.000 description 5
- 238000007650 screen-printing Methods 0.000 description 5
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical group [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 229910000480 nickel oxide Inorganic materials 0.000 description 4
- 239000004332 silver Substances 0.000 description 4
- 239000002002 slurry Substances 0.000 description 4
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 3
- 229910017518 Cu Zn Inorganic materials 0.000 description 3
- 229910017752 Cu-Zn Inorganic materials 0.000 description 3
- 229910017943 Cu—Zn Inorganic materials 0.000 description 3
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 3
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 3
- 239000002270 dispersing agent Substances 0.000 description 3
- 239000003906 humectant Substances 0.000 description 3
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 3
- 239000004014 plasticizer Substances 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000007606 doctor blade method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005094 computer simulation Methods 0.000 description 1
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000002003 electrode paste Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
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Abstract
Description
도 2는 일 실시 형태에 따른 전자 부품의 적층체의 분해 사시도이다.
도 3은 도 1의 A-A에서의 전자 부품의 단면 구조도이다.
도 4는 시뮬레이션 결과를 도시한 그래프이다.
도 5는 제1 변형예에 따른 전자 부품의 단면 구조도이다.
도 6은 제2 변형예에 따른 전자 부품의 단면 구조도이다.
도 7은 제3 변형예에 따른 전자 부품의 단면 구조도이다.
도 8은 특허 문헌 1에 기재된 개자로형 적층 코일 부품의 단면 구조도이다.
b1∼b6 : 비아홀 도체
10a∼10d : 전자 부품
12a∼12d : 적층체
14a, 14b : 외부 전극
15a∼15e, 16a∼16g , 19a∼19g , 24d, 28b, 28f, 30b, 30f, 34b, 36b : 절연체층
17a∼17g, 26d, 32b, 32f, 38b : 단위층
18a∼18g : 코일 도체
20a∼20f : 제1 부분
22a∼22g : 제2 부분
Claims (10)
- 복수의 코일 도체가 적층 방향으로부터 평면에서 보았을 때에 서로 겹쳐진 상태에서 접속되어 이루어지는 나선 형상의 코일을 내장하고 있는 적층체로서,
제1 Ni 함유율을 이루는 제1 절연체층과, 그 제1 절연체층 상에 형성되어 있는 상기 코일 도체와, 상기 제1 Ni 함유율보다도 높은 제2 Ni 함유율을 이루는 제2 절연체층으로서, 그 제1 절연체층 상의 그 코일 도체 이외의 부분에 형성되어 있는 제2 절연체층으로 이루어지는 제1 단위층이 복수 연속하여 적층되어 이루어지는 적층체를 형성하는 공정과,
상기 적층체를 소성하는 공정
을 구비하고,
상기 적층체를 소성하는 공정 후에는, 상기 제1 절연체층에서의 상기 코일 도체에 적층 방향의 양측으로부터 끼워져 있는 제1 부분에서의 Ni 함유율은, 그 제1 절연체층에서의 그 제1 부분 이외의 제2 부분에서의 Ni 함유율보다도 낮게 되어 있는 것을 특징으로 하는 전자 부품의 제조 방법. - 제1항에 있어서,
상기 적층체를 형성하는 공정은, 상기 제1 단위층을 형성하는 공정으로서,
시트 형상의 상기 제1 절연체층을 준비하는 공정과,
상기 제1 절연체층 상에 상기 코일 도체를 형성하는 공정과,
상기 제1 절연체층 상에 상기 제2 절연체층을 형성하는 공정을 포함하고 있는 것을 특징으로 하는 전자 부품의 제조 방법. - 제2항에 있어서,
상기 적층체를 형성하는 공정은,
상기 제1 단위층을 적층 방향으로 연속하여 적층함으로써, 상기 코일을 형성하는 공정을 더 포함하고 있는 것을 특징으로 하는 전자 부품의 제조 방법. - 제2항에 있어서,
상기 적층체를 형성하는 공정은, 제2 단위층을 형성하는 공정으로서,
시트 형상의 상기 제1 절연체층을 준비하는 공정과,
상기 제1 절연체층 상에 상기 코일 도체를 형성하는 공정과,
상기 제1 Ni 함유율을 이루는 제3 절연체층을, 상기 제1 절연체층 상의 상기 코일 도체 이외의 부분에 형성하는 공정을 더 포함하고,
상기 적층체를 형성하는 공정은,
상기 제1 단위층 및 상기 제2 단위층을 적층하는 공정을 더 포함하고 있는 것을 특징으로 하는 전자 부품의 제조 방법. - 제2항에 있어서,
상기 적층체를 형성하는 공정은, 제3 단위층을 형성하는 공정으로서,
시트 형상의 상기 제1 절연체층을 준비하는 공정과,
상기 제1 절연체층 상에 상기 코일 도체를 형성하는 공정과,
상기 제1 Ni 함유율을 이루는 제4 절연체층, 및, 상기 제2 Ni 함유율을 이루는 제5 절연체층을, 동일한 상기 제1 절연체층 상의 상기 코일 도체 이외의 부분에 형성하는 공정을 더 포함하고,
상기 적층체를 형성하는 공정은,
상기 제1 단위층 및 상기 제3 단위층을 적층하는 공정을 더 포함하고 있는 것을 특징으로 하는 전자 부품의 제조 방법. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 제1 절연체층의 두께는, 상기 제2 절연체층의 두께보다도 얇은 것을 특징으로 하는 전자 부품의 제조 방법. - 제6항에 있어서,
상기 제1 절연체층의 두께는 5㎛ 이상 15㎛ 이하인 것을 특징으로 하는 전자 부품의 제조 방법. - 제1항 내지 제5항 중 어느 한 항에 있어서,
상기 제1 절연체층은, Ni를 함유하고 있지 않은 비자성체층인 것을 특징으로 하는 전자 부품의 제조 방법. - 삭제
- 1매의 시트 형상의 제1 절연체층과, 상기 제1 절연체층 상에 형성되어 있는 코일 도체와, 그 제1 절연체층 상의 그 코일 도체 이외의 부분에 형성되어 있는 제2 절연체층으로 이루어지는 단위층을 복수 구비한 전자 부품으로서,
상기 복수의 단위층이 연속하여 적층됨으로써, 복수의 상기 코일 도체가 접속되어 나선 형상의 코일이 구성되어 있고,
상기 제1 절연체층에서의 상기 코일 도체에 적층 방향의 양측으로부터 끼워져 있는 제1 부분에서의 Ni 함유율은, 그 제1 절연체층에서의 그 제1 부분 이외의 제2 부분에서의 Ni 함유율보다도 낮게 되어 있고,
상기 제2 부분에서의 Ni 함유율은, 상기 제2 절연체층에서의 Ni 함유율보다도 낮게 되어 있는 것을 특징으로 하는 전자 부품.
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| US10217555B2 (en) * | 2015-12-17 | 2019-02-26 | Rockwell Automation Technologies, Inc. | Compact inductor |
| KR101762039B1 (ko) * | 2015-12-18 | 2017-07-26 | 삼성전기주식회사 | 코일 부품 |
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| WO2010150602A1 (ja) | 2010-12-29 |
| KR20120024812A (ko) | 2012-03-14 |
| CN102804292A (zh) | 2012-11-28 |
| CN102804292B (zh) | 2014-10-22 |
| US20120286917A1 (en) | 2012-11-15 |
| TW201108267A (en) | 2011-03-01 |
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