JP5301524B2 - 積層セラミックキャパシタ及びその製造方法 - Google Patents
積層セラミックキャパシタ及びその製造方法 Download PDFInfo
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- JP5301524B2 JP5301524B2 JP2010284215A JP2010284215A JP5301524B2 JP 5301524 B2 JP5301524 B2 JP 5301524B2 JP 2010284215 A JP2010284215 A JP 2010284215A JP 2010284215 A JP2010284215 A JP 2010284215A JP 5301524 B2 JP5301524 B2 JP 5301524B2
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- multilayer ceramic
- electrode
- ceramic capacitor
- electrode material
- manufacturing
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- 239000003985 ceramic capacitor Substances 0.000 title claims description 48
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000010410 layer Substances 0.000 claims description 68
- 238000009792 diffusion process Methods 0.000 claims description 37
- 239000007772 electrode material Substances 0.000 claims description 35
- 239000003990 capacitor Substances 0.000 claims description 24
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 21
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 238000010304 firing Methods 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 5
- 238000010030 laminating Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 2
- 239000002003 electrode paste Substances 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 3
- 238000007747 plating Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000007306 functionalization reaction Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/33—Thin- or thick-film capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/005—Electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/002—Details
- H01G4/018—Dielectrics
- H01G4/06—Solid dielectrics
- H01G4/08—Inorganic dielectrics
- H01G4/12—Ceramic dielectrics
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G4/00—Fixed capacitors; Processes of their manufacture
- H01G4/30—Stacked capacitors
-
- 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
- Y10T29/43—Electric condenser making
- Y10T29/435—Solid dielectric type
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
Description
2 外部電極
4 内部電極
4a 拡散層
6 誘電体層
10 保護層
20 有効層
Claims (11)
- 第1電極物質を含む内部電極及び誘電体層が交互に積層された積層キャパシタ本体と、
前記キャパシタ本体の外部表面に形成され、前記内部電極と電気的に連結されて、第2電極物質を含む外部電極と、
を含み、
前記内部電極と前記外部電極との接続領域に、前記第1電極物質と前記第2電極物質とが混在した1μm超過及び13μm未満の長さを有する拡散層を備えた積層セラミックキャパシタ。 - 前記第1電極物質は、ニッケルまたはニッケル合金を含むことを特徴とする請求項1に記載の積層セラミックキャパシタ。
- 前記第2電極物質は、銅または銅合金を含むことを特徴とする請求項1に記載の積層セラミックキャパシタ。
- 前記拡散層は、ニッケル銅合金を含むことを特徴とする請求項1に記載の積層セラミックキャパシタ。
- 前記誘電体層の積層数は、50から1000であることを特徴とする請求項1に記載の積層セラミックキャパシタ。
- 第1電極物質を含む内部電極及び誘電体層を交互に積層してキャパシタ本体を形成するステップと、
前記キャパシタ本体の外部表面に形成され、前記内部電極と電気的に連結されて、第2電極物質を含む外部電極を形成するステップと、
前記キャパシタ本体の上面及び下面のうち少なくとも一面に誘電体形成物質を含む保護層を形成するステップと、
前記キャパシタ本体を加圧するステップと、
前記キャパシタ本体を焼成するステップと、
を含み、
前記内部電極と前記外部電極との接続領域に、前記第1電極物質と前記第2電極物質とが混在した1μm超過及び13μm未満の長さを有する拡散層が形成される積層セラミックキャパシタの製造方法。 - 前記第1電極物質は、ニッケルまたはニッケル合金からなることを特徴とする請求項6に記載の積層セラミックキャパシタの製造方法。
- 前記第2電極物質は、銅または銅合金からなることを特徴とする請求項6に記載の積層セラミックキャパシタの製造方法。
- 前記拡散層は、ニッケル銅合金からなることを特徴とする請求項6に記載の積層セラミックキャパシタの製造方法。
- 前記加圧ステップと前記焼成ステップとの間に、個別単位を形成するように前記キャパシタ本体を切断するステップをさらに含むことを特徴とする請求項6に記載の積層セラミックキャパシタの製造方法。
- 前記誘電体層の積層数は、50から1000であることを特徴とする請求項6に記載の積層セラミックキャパシタの製造方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090129305A KR101079382B1 (ko) | 2009-12-22 | 2009-12-22 | 적층 세라믹 커패시터 및 그 제조방법 |
KR10-2009-0129305 | 2009-12-22 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2011135079A JP2011135079A (ja) | 2011-07-07 |
JP5301524B2 true JP5301524B2 (ja) | 2013-09-25 |
Family
ID=44150739
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010284215A Active JP5301524B2 (ja) | 2009-12-22 | 2010-12-21 | 積層セラミックキャパシタ及びその製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US20110149470A1 (ja) |
JP (1) | JP5301524B2 (ja) |
KR (1) | KR101079382B1 (ja) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101548773B1 (ko) * | 2011-08-22 | 2015-08-31 | 삼성전기주식회사 | 적층 세라믹 커패시터의 회로 기판 실장 구조 |
KR102107030B1 (ko) | 2014-09-24 | 2020-05-07 | 삼성전기주식회사 | 적층 세라믹 전자부품 및 그 제조방법 |
JP6679964B2 (ja) * | 2015-03-12 | 2020-04-15 | 株式会社村田製作所 | 積層セラミックコンデンサ |
KR101762032B1 (ko) * | 2015-11-27 | 2017-07-26 | 삼성전기주식회사 | 적층 세라믹 전자부품 및 그 제조 방법 |
JP6496270B2 (ja) * | 2016-04-14 | 2019-04-03 | 太陽誘電株式会社 | セラミック電子部品及びその製造方法 |
JP7056290B2 (ja) * | 2018-03-23 | 2022-04-19 | Tdk株式会社 | 薄膜キャパシタ、及び薄膜キャパシタの製造方法 |
KR102145310B1 (ko) * | 2018-11-19 | 2020-08-18 | 삼성전기주식회사 | 커패시터 부품 및 그 제조 방법 |
CN113632187B (zh) * | 2019-03-28 | 2023-06-27 | 株式会社村田制作所 | 芯片型陶瓷电子部件及其制造方法 |
JP7506467B2 (ja) | 2019-11-18 | 2024-06-26 | 太陽誘電株式会社 | セラミック電子部品の製造方法 |
JP2022067608A (ja) | 2020-10-20 | 2022-05-06 | サムソン エレクトロ-メカニックス カンパニーリミテッド. | 積層型電子部品 |
KR20220095541A (ko) | 2020-12-30 | 2022-07-07 | 삼성전기주식회사 | 적층형 커패시터 및 그 실장 기판 |
JP2023018852A (ja) | 2021-07-28 | 2023-02-09 | 太陽誘電株式会社 | セラミック電子部品およびセラミック電子部品の製造方法 |
KR20230172183A (ko) * | 2022-06-15 | 2023-12-22 | 삼성전기주식회사 | 적층형 전자 부품 |
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JPH04356908A (ja) * | 1991-06-03 | 1992-12-10 | Matsushita Electric Ind Co Ltd | セラミックコンデンサ |
JPH097877A (ja) * | 1995-04-18 | 1997-01-10 | Rohm Co Ltd | 多層セラミックチップ型コンデンサ及びその製造方法 |
JPH11340090A (ja) * | 1998-05-29 | 1999-12-10 | Matsushita Electric Ind Co Ltd | 粒界絶縁型積層セラミックコンデンサの製造方法 |
JP4702972B2 (ja) * | 2000-01-31 | 2011-06-15 | 京セラ株式会社 | 積層型電子部品およびその製法 |
US7576968B2 (en) * | 2002-04-15 | 2009-08-18 | Avx Corporation | Plated terminations and method of forming using electrolytic plating |
JP4427785B2 (ja) * | 2004-02-06 | 2010-03-10 | 昭栄化学工業株式会社 | 積層セラミック電子部品の端子電極用導体ペースト |
JP2005268290A (ja) * | 2004-03-16 | 2005-09-29 | Taiyo Yuden Co Ltd | 積層セラミック電子部品およびその製造方法 |
JP2007288144A (ja) * | 2006-03-20 | 2007-11-01 | Tdk Corp | 積層セラミック電子部品の製造方法 |
JP2007331957A (ja) * | 2006-06-12 | 2007-12-27 | Tdk Corp | 誘電体磁器組成物、電子部品およびその製造方法 |
JP5127703B2 (ja) * | 2006-11-15 | 2013-01-23 | 株式会社村田製作所 | 積層型電子部品およびその製造方法 |
JP5092174B2 (ja) * | 2007-04-12 | 2012-12-05 | 三菱電機株式会社 | 半導体装置 |
-
2009
- 2009-12-22 KR KR1020090129305A patent/KR101079382B1/ko active IP Right Grant
-
2010
- 2010-12-21 JP JP2010284215A patent/JP5301524B2/ja active Active
- 2010-12-21 US US12/974,743 patent/US20110149470A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
US20110149470A1 (en) | 2011-06-23 |
KR101079382B1 (ko) | 2011-11-02 |
JP2011135079A (ja) | 2011-07-07 |
KR20110072398A (ko) | 2011-06-29 |
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