JP2021005703A - 積層セラミック電子部品 - Google Patents
積層セラミック電子部品 Download PDFInfo
- Publication number
- JP2021005703A JP2021005703A JP2020103174A JP2020103174A JP2021005703A JP 2021005703 A JP2021005703 A JP 2021005703A JP 2020103174 A JP2020103174 A JP 2020103174A JP 2020103174 A JP2020103174 A JP 2020103174A JP 2021005703 A JP2021005703 A JP 2021005703A
- Authority
- JP
- Japan
- Prior art keywords
- width
- electronic component
- internal electrode
- ceramic electronic
- face
- 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
- 239000000919 ceramic Substances 0.000 title claims abstract description 98
- 230000015572 biosynthetic process Effects 0.000 claims abstract description 16
- 239000003985 ceramic capacitor Substances 0.000 description 21
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 18
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 239000010949 copper Substances 0.000 description 10
- 230000000694 effects Effects 0.000 description 6
- 239000011521 glass Substances 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 6
- 238000007747 plating Methods 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000000956 alloy Substances 0.000 description 4
- 229910045601 alloy Inorganic materials 0.000 description 4
- 229910002113 barium titanate Inorganic materials 0.000 description 4
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 229910010293 ceramic material Inorganic materials 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000007606 doctor blade method Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H01G4/002—Details
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
-
- 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
- H01G4/005—Electrodes
- H01G4/012—Form of non-self-supporting 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
-
- 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
- H01G4/228—Terminals
- H01G4/232—Terminals electrically connecting two or more layers of a stacked or rolled capacitor
- H01G4/2325—Terminals electrically connecting two or more layers of a stacked or rolled capacitor characterised by the material of the terminals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Abstract
Description
111 誘電体層
121、122 第1及び第2内部電極
131、132 第1及び第2外部電極
131a、132a 第1電極層
131b、132b めっき層
Claims (8)
- 誘電体層、及び前記誘電体層を間に挟んで互いに対向するように配置される第1内部電極及び第2内部電極を含み、互いに向かい合う第1面および第2面、前記第1面および第2面と連結され、互いに向かい合う第3面及び第4面、前記第1面〜第4面と連結され、互いに向かい合う第5面及び第6面を有するセラミック本体と、
前記セラミック本体の外側に配置されており、前記第1内部電極と電気的に連結される第1外部電極及び前記第2内部電極と電気的に連結される第2外部電極と、を含む積層セラミック電子部品であって、
前記セラミック本体は、前記誘電体層を間に挟んで互いに対向するように配置される第1内部電極及び第2内部電極を含み、容量が形成される部分である活性部と、前記活性部の上部及び下部に形成されたカバー部と、を含み、
前記第1内部電極は、容量の形成に寄与する本体部と、前記本体部の幅よりも小さい幅を有し、前記第5面に一端が露出するリード部と、を含み、
前記第2内部電極は、容量の形成に寄与する本体部と、前記本体部の幅よりも小さい幅を有し、前記第6面に一端が露出するリード部と、を含み、
前記第1及び第2内部電極の本体部の幅(w1)に対する前記リード部の幅(w2)の割合(w2/w1)が0.3≦w2/w1≦0.5を満たす、積層セラミック電子部品。 - 前記積層セラミック電子部品の長さと幅がそれぞれ1.0±0.1mm及び0.5±0.1mmである、請求項1に記載の積層セラミック電子部品。
- 前記積層セラミック電子部品は、厚さが100μm以下である、請求項1または2に記載の積層セラミック電子部品。
- 前記カバー部の厚さは、前記積層セラミック電子部品の長さの1/40以下を満たす、請求項1から3のいずれか一項に記載の積層セラミック電子部品。
- 前記カバー部の厚さは、前記積層セラミック電子部品の厚さの1/5以下を満たす、請求項1から4のいずれか一項に記載の積層セラミック電子部品。
- 前記セラミック本体の長さは、前記第3面と第4面との間の距離であり、前記セラミック本体の幅は、前記第5面と第6面との間の距離であって、前記第1内部電極及び第2内部電極は、前記第5面及び第6面に交互に露出している、請求項1から5のいずれか一項に記載の積層セラミック電子部品。
- 前記第1外部電極及び第2外部電極は、前記セラミック本体の第5面及び第6面にそれぞれ配置されるとともに、第1面及び第2面に延びて配置され、前記セラミック本体の第1面及び第2面に配置された第1外部電極及び第2外部電極の面積は、前記セラミック本体の第1面及び第2面のそれぞれの面積の50%以上を占める、請求項1から6のいずれか一項に記載の積層セラミック電子部品。
- 前記第1内部電極及び第2内部電極の厚さは0.4μm以下である、請求項1から7のいずれか一項に記載の積層セラミック電子部品。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0076144 | 2019-06-26 | ||
KR1020190076144A KR20190116116A (ko) | 2019-06-26 | 2019-06-26 | 적층 세라믹 전자부품 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2021005703A true JP2021005703A (ja) | 2021-01-14 |
Family
ID=68171258
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2020103174A Pending JP2021005703A (ja) | 2019-06-26 | 2020-06-15 | 積層セラミック電子部品 |
Country Status (4)
Country | Link |
---|---|
US (1) | US11133131B2 (ja) |
JP (1) | JP2021005703A (ja) |
KR (1) | KR20190116116A (ja) |
CN (1) | CN112151273B (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11462360B2 (en) * | 2020-01-23 | 2022-10-04 | Samsung Electro-Mechanics Co., Ltd. | Multilayer electronic component |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0897070A (ja) | 1994-09-22 | 1996-04-12 | Kyocera Corp | セラミックコンデンサ |
US8120891B2 (en) | 2007-12-17 | 2012-02-21 | Murata Manufacturing Co., Ltd. | Multilayer capacitor having low equivalent series inductance and controlled equivalent series resistance |
JP5029564B2 (ja) | 2007-12-17 | 2012-09-19 | 株式会社村田製作所 | 積層コンデンサ |
JP5532027B2 (ja) * | 2010-09-28 | 2014-06-25 | 株式会社村田製作所 | 積層セラミック電子部品およびその製造方法 |
KR20120058128A (ko) * | 2010-11-29 | 2012-06-07 | 삼성전기주식회사 | 적층 세라믹 캐패시터 |
DE102011076672B3 (de) | 2011-05-30 | 2012-12-06 | Osram Ag | Signalisierungsvorrichtung und Sensorvorrichtung |
KR20140085097A (ko) | 2012-12-27 | 2014-07-07 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 제조 방법 |
KR101862422B1 (ko) * | 2013-06-14 | 2018-05-29 | 삼성전기주식회사 | 적층 세라믹 커패시터 및 그 실장 기판 |
KR101452131B1 (ko) * | 2013-08-30 | 2014-10-16 | 삼성전기주식회사 | 기판 내장용 적층 세라믹 전자부품 및 적층 세라믹 전자부품 내장형 인쇄회로기판 |
US20150114704A1 (en) * | 2013-10-31 | 2015-04-30 | Samsung Electro-Mechanics Co., Ltd. | Multilayer ceramic capacitor and board having the same |
JP6747057B2 (ja) * | 2016-05-24 | 2020-08-26 | Tdk株式会社 | 積層セラミックコンデンサ |
CN207038354U (zh) * | 2017-03-29 | 2018-02-23 | 禾伸堂企业股份有限公司 | 积层陶瓷电容器的改良结构 |
JP7125093B2 (ja) * | 2018-04-11 | 2022-08-24 | 太陽誘電株式会社 | 積層セラミックコンデンサ及びその製造方法 |
-
2019
- 2019-06-26 KR KR1020190076144A patent/KR20190116116A/ko not_active Application Discontinuation
-
2020
- 2020-01-28 US US16/774,711 patent/US11133131B2/en active Active
- 2020-04-07 CN CN202010264716.8A patent/CN112151273B/zh active Active
- 2020-06-15 JP JP2020103174A patent/JP2021005703A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US11133131B2 (en) | 2021-09-28 |
US20200411237A1 (en) | 2020-12-31 |
CN112151273A (zh) | 2020-12-29 |
KR20190116116A (ko) | 2019-10-14 |
CN112151273B (zh) | 2023-12-08 |
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