JP7505679B2 - 積層型キャパシタ - Google Patents
積層型キャパシタ Download PDFInfo
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- JP7505679B2 JP7505679B2 JP2019145693A JP2019145693A JP7505679B2 JP 7505679 B2 JP7505679 B2 JP 7505679B2 JP 2019145693 A JP2019145693 A JP 2019145693A JP 2019145693 A JP2019145693 A JP 2019145693A JP 7505679 B2 JP7505679 B2 JP 7505679B2
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- 239000003990 capacitor Substances 0.000 title claims description 64
- 238000007747 plating Methods 0.000 claims description 71
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 30
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 19
- 239000011574 phosphorus Substances 0.000 claims description 19
- 229910052698 phosphorus Inorganic materials 0.000 claims description 19
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 18
- 229910052759 nickel Inorganic materials 0.000 claims description 13
- 239000000853 adhesive Substances 0.000 claims description 10
- 230000001070 adhesive effect Effects 0.000 claims description 10
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 230000007423 decrease Effects 0.000 description 6
- 238000007772 electroless plating Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 5
- 230000007797 corrosion Effects 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 5
- 238000009713 electroplating Methods 0.000 description 5
- 239000000919 ceramic Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 229910000679 solder Inorganic materials 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910002113 barium titanate Inorganic materials 0.000 description 2
- 239000011777 magnesium Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- SWELZOZIOHGSPA-UHFFFAOYSA-N palladium silver Chemical compound [Pd].[Ag] SWELZOZIOHGSPA-UHFFFAOYSA-N 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000010970 precious metal Substances 0.000 description 2
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007646 gravure printing Methods 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 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
- H01G4/005—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
- H01G4/008—Selection of materials
-
- 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
- H01G4/228—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
-
- 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
- H01G4/248—Terminals the terminals embracing or surrounding the capacitive element, e.g. caps
-
- 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
- H01G4/005—Electrodes
- H01G4/008—Selection of materials
- H01G4/0085—Fried 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
- H01G4/1209—Ceramic dielectrics characterised by the ceramic dielectric material
- H01G4/1218—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates
- H01G4/1227—Ceramic dielectrics characterised by the ceramic dielectric material based on titanium oxides or titanates based on alkaline earth titanates
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Description
110 キャパシタ本体
111 誘電体層
112、113 カバー
121、122 第1及び第2内部電極
130、140 第1及び第2外部電極
131、141 第1及び第2導電層
132、142 第1及び第2内側めっき層
133、143 第1及び第2外側めっき層
Claims (9)
- 誘電体層及び複数の内部電極を含むキャパシタ本体と、
前記キャパシタ本体の両端部にそれぞれ配置され、内部電極の露出した部分と接続される外部電極と、を含み、
前記外部電極は、
前記内部電極と接続されるように前記キャパシタ本体に形成される導電層と、
ニッケル(Ni)とリン(P)を含み、前記導電層をカバーするように形成される内側めっき層と、
パラジウム(Pd)とリン(P)を含み、前記内側めっき層をカバーするように形成される外側めっき層と、を含み、
前記内側めっき層は、内側めっき層の総重量に対するリンの含有量が4重量%超8重量%以下である、
積層型キャパシタ。 - 前記外側めっき層は、基板に接合される請求項1に記載の積層型キャパシタ。
- 前記外側めっき層は、導電性接着剤と接触する請求項1または2に記載の積層型キャパシタ。
- 前記外側めっき層は、前記外部電極における最外層である請求項1~3の何れか一項に記載の積層型キャパシタ。
- 前記キャパシタ本体は、互いに対向する第1及び第2面と、第1及び第2面と連結され、互いに対向する第3及び第4面と、第1及び第2面と連結され、且つ第3及び第4面と連結される第5及び第6面とを含み、誘電体層を挟んで一端が前記キャパシタ本体の第3及び第4面を介して交互に露出するように配置される複数の内部電極を含む、請求項1~4の何れか一項に記載の積層型キャパシタ。
- 前記外部電極の導電層は、キャパシタ本体の第3及び第4面にそれぞれ形成されて内部電極の露出した部分と接続される接続部と、前記接続部から前記キャパシタ本体の第1面の一部まで延長されるバンド部と、を含む、請求項5に記載の積層型キャパシタ。
- 前記内側めっき層は、前記導電層上にニッケルとリンを含む第1金属層を無電解めっきすることにより形成され、
前記外側めっき層は、前記内側めっき層上にパラジウムとリンを含む第2金属層を無電解めっきすることにより形成される、請求項1~6の何れか一項に記載の積層型キャパシタ。 - 前記導電層は、銅と銀の少なくとも一つを含む、請求項1~7の何れか一項に記載の積層型キャパシタ。
- 前記内側めっき層の厚さは1~10μmである、請求項1~8の何れか一項に記載の積層型キャパシタ。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20190034920 | 2019-03-27 | ||
KR10-2019-0034920 | 2019-03-27 | ||
KR1020190054166A KR20200114928A (ko) | 2019-03-27 | 2019-05-09 | 적층형 커패시터 |
KR10-2019-0054166 | 2019-05-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020161785A JP2020161785A (ja) | 2020-10-01 |
JP7505679B2 true JP7505679B2 (ja) | 2024-06-25 |
Family
ID=72608150
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019145693A Active JP7505679B2 (ja) | 2019-03-27 | 2019-08-07 | 積層型キャパシタ |
Country Status (4)
Country | Link |
---|---|
US (2) | US11037732B2 (ja) |
JP (1) | JP7505679B2 (ja) |
KR (1) | KR102460760B1 (ja) |
CN (2) | CN116544035A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7507724B2 (ja) | 2021-04-30 | 2024-06-28 | Ntn株式会社 | 転がり軸受 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7505679B2 (ja) * | 2019-03-27 | 2024-06-25 | 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. | 積層型キャパシタ |
WO2023129592A1 (en) * | 2021-12-30 | 2023-07-06 | KYOCERA AVX Components Corporation | Multilayer ceramic capacitor |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008283170A (ja) | 2007-03-28 | 2008-11-20 | Murata Mfg Co Ltd | 積層型電子部品およびその製造方法 |
JP2010196121A (ja) | 2009-02-25 | 2010-09-09 | C Uyemura & Co Ltd | 無電解パラジウムめっき浴及び無電解パラジウムめっき方法 |
JP2016012689A (ja) | 2014-06-30 | 2016-01-21 | 株式会社村田製作所 | セラミック電子部品 |
JP2018044205A (ja) | 2016-09-14 | 2018-03-22 | 三菱電機株式会社 | めっき方法 |
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JP2000277570A (ja) | 1999-03-26 | 2000-10-06 | Hitachi Cable Ltd | 半導体装置用テープキャリア |
JP2000299243A (ja) * | 1999-04-16 | 2000-10-24 | Tdk Corp | 積層チップ型電子部品 |
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JP3678195B2 (ja) * | 2001-12-18 | 2005-08-03 | 株式会社村田製作所 | 電子部品の製造方法、及び電子部品 |
TWI240288B (en) * | 2003-01-31 | 2005-09-21 | Murata Manufacturing Co | Dielectric ceramic and the manufacturing method thereof, and the laminated ceramic condenser |
US7531463B2 (en) * | 2003-10-20 | 2009-05-12 | Novellus Systems, Inc. | Fabrication of semiconductor interconnect structure |
JP5293185B2 (ja) * | 2006-09-26 | 2013-09-18 | 日立金属株式会社 | 電子部品の製造方法 |
JP5214179B2 (ja) * | 2007-06-12 | 2013-06-19 | 株式会社トクヤマ | メタライズド基板およびその製造方法 |
JP2012043841A (ja) | 2010-08-13 | 2012-03-01 | Murata Mfg Co Ltd | 積層型セラミック電子部品およびその製造方法 |
KR101184796B1 (ko) * | 2010-12-29 | 2012-09-20 | 와이엠티 주식회사 | 기판 구조물 및 그 제조 방법 |
JP6020070B2 (ja) * | 2011-11-17 | 2016-11-02 | Tdk株式会社 | 被覆体及び電子部品 |
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2019
- 2019-08-07 JP JP2019145693A patent/JP7505679B2/ja active Active
- 2019-08-12 US US16/537,843 patent/US11037732B2/en active Active
- 2019-10-29 CN CN202310686166.2A patent/CN116544035A/zh active Pending
- 2019-10-29 CN CN201911035482.3A patent/CN111755249B/zh active Active
-
2020
- 2020-11-19 KR KR1020200155400A patent/KR102460760B1/ko active IP Right Grant
-
2021
- 2021-05-12 US US17/318,938 patent/US11437192B2/en active Active
Patent Citations (4)
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JP2008283170A (ja) | 2007-03-28 | 2008-11-20 | Murata Mfg Co Ltd | 積層型電子部品およびその製造方法 |
JP2010196121A (ja) | 2009-02-25 | 2010-09-09 | C Uyemura & Co Ltd | 無電解パラジウムめっき浴及び無電解パラジウムめっき方法 |
JP2016012689A (ja) | 2014-06-30 | 2016-01-21 | 株式会社村田製作所 | セラミック電子部品 |
JP2018044205A (ja) | 2016-09-14 | 2018-03-22 | 三菱電機株式会社 | めっき方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP7507724B2 (ja) | 2021-04-30 | 2024-06-28 | Ntn株式会社 | 転がり軸受 |
Also Published As
Publication number | Publication date |
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US20200312559A1 (en) | 2020-10-01 |
CN116544035A (zh) | 2023-08-04 |
CN111755249A (zh) | 2020-10-09 |
KR102460760B1 (ko) | 2022-11-02 |
JP2020161785A (ja) | 2020-10-01 |
KR20200133319A (ko) | 2020-11-27 |
US11037732B2 (en) | 2021-06-15 |
CN111755249B (zh) | 2023-06-06 |
US20210265115A1 (en) | 2021-08-26 |
US11437192B2 (en) | 2022-09-06 |
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