JP2018182298A - 積層型キャパシタ及びその実装基板 - Google Patents
積層型キャパシタ及びその実装基板 Download PDFInfo
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- 239000003990 capacitor Substances 0.000 title claims abstract description 87
- 239000000463 material Substances 0.000 claims abstract description 5
- 239000000758 substrate Substances 0.000 claims description 13
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 6
- 239000003822 epoxy resin Substances 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 229920000647 polyepoxide Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 230000008602 contraction Effects 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
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- 238000010030 laminating Methods 0.000 description 2
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- 238000007639 printing Methods 0.000 description 2
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- 229910000679 solder Inorganic materials 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 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
- 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
- 230000008901 benefit Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- 238000007646 gravure printing Methods 0.000 description 1
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- 239000011810 insulating material Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- 229910052710 silicon Inorganic materials 0.000 description 1
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- 239000002904 solvent 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- 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
- H01G4/242—Terminals the capacitive element surrounding the terminal
-
- 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
- H01G2/00—Details of capacitors not covered by a single one of groups H01G4/00-H01G11/00
- H01G2/02—Mountings
- H01G2/06—Mountings specially adapted for mounting on a printed-circuit support
- H01G2/065—Mountings specially adapted for mounting on a printed-circuit support for surface mounting, e.g. chip 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
- H01G4/012—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
- H01G4/002—Details
- H01G4/224—Housing; Encapsulation
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- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/11—Printed elements for providing electric connections to or between printed circuits
- H05K1/115—Via connections; Lands around holes or via connections
-
- 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
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10015—Non-printed capacitor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10613—Details of electrical connections of non-printed components, e.g. special leads
- H05K2201/10621—Components characterised by their electrical contacts
- H05K2201/10636—Leadless chip, e.g. chip capacitor or resistor
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- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Inorganic Chemistry (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Ceramic Capacitors (AREA)
Abstract
Description
図1及び図2は本発明の一実施形態による積層型キャパシタを概略的に示した斜視図であり、図3は図2のI−I'線に沿った断面図であり、図4の(a)及び(b)は本発明の一実施形態による積層型キャパシタにおける第1及び第2内部電極の構造をそれぞれ示した平面図であり、図5は本体と第1及び第2外部電極との収縮率を示した断面図である。
図6を参照すると、本実施形態による積層型キャパシタの実装基板は、積層型キャパシタ100が実装される基板211と、基板211の上面にX方向において互いに離隔されるように配置される第1及び第2電極パッド221、222と、を含む。
110 キャパシタ本体
111 誘電体層
111a、111b 第1及び第2ビア貫通ホール
121、122 第1及び第2内部電極
121a 第1ビア離隔ホール
122a 第2ビア離隔ホール
121b 第1ビアホール
122b 第2ビアホール
131、132 第1及び第2外部電極
133、134 第3及び第4外部電極
141、142 第1及び第2カバー
151、152 第1及び第2ビア電極
211 基板
221、222 第1及び第2電極パッド
231、232 はんだ
Claims (9)
- 誘電体層、及び前記誘電体層を間に置いて交互に配置される第1及び第2内部電極を含み、互いに対向する第1及び第2面、前記第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、前記第1及び第2面と連結され、前記第3及び第4面と連結され、且つ互いに対向する第5及び第6面を含むキャパシタ本体と、
前記第1及び第2内部電極を貫通して前記キャパシタ本体の前記第1及び第2面に露出し、前記第1内部電極と接続され、前記第2内部電極から離隔される第1ビア電極と、
前記第1及び第2内部電極を貫通して前記キャパシタ本体の前記第1及び第2面に露出し、前記第2内部電極と接続され、前記第1内部電極から離隔される第2ビア電極と、
前記キャパシタ本体の前記第1面において互いに離隔されるように配置され、前記第1及び第2ビア電極とそれぞれ接続される第1及び第2外部電極と、
前記キャパシタ本体の前記第2面において下側から順に配置される第1及び第2カバーと、を含み、
前記第1及び第2カバーが異なる材料からなる、積層型キャパシタ。 - 前記第1カバーがセラミック又は誘電体からなり、前記第2カバーが樹脂からなる、請求項1に記載の積層型キャパシタ。
- 前記第2カバーがエポキシ樹脂からなる、請求項2に記載の積層型キャパシタ。
- 前記誘電体層は、前記第1及び第2ビア電極が貫通されるように形成される第1及び第2ビア貫通ホールを有し、
前記第1内部電極は、前記第1ビア貫通ホールに対応する位置に前記第1ビア貫通ホールに対応するサイズで形成される第1ビアホールと、前記第2ビア貫通ホールに対応する位置に前記第2ビア貫通ホールよりも大きく形成される第1ビア離隔ホールと、を含み、
前記第2内部電極は、前記第2ビア貫通ホールに対応する位置に前記第2ビア貫通ホールに対応するサイズで形成される第2ビアホールと、前記第1ビア貫通ホールに対応する位置に前記第1ビア貫通ホールよりも大きく形成される第2ビア離隔ホールと、を含む、請求項1から請求項3のいずれか一項に記載の積層型キャパシタ。 - 前記第1及び第2内部電極は、前記キャパシタ本体の前記第3及び第4面にそれぞれ露出し、
前記キャパシタ本体の前記第3及び第4面にそれぞれ配置される第3及び第4外部電極をさらに含み、
前記第3及び第4外部電極が前記第1及び第2外部電極とそれぞれ接続される、請求項1から請求項4のいずれか一項に記載の積層型キャパシタ。 - 前記第1及び第2内部電極は、前記キャパシタ本体の前記第3及び第4面にそれぞれ露出し、
前記第1及び第2外部電極が前記キャパシタ本体の前記第3及び第4面までそれぞれ延長される、請求項1から請求項5のいずれか一項に記載の積層型キャパシタ。 - 前記第1及び第2ビア電極の端部が前記第1カバーと接触される、請求項1から請求項6のいずれか一項に記載の積層型キャパシタ。
- 前記第1カバーの厚さが9〜15μmであり、前記第2カバーの厚さが1〜3μmである、請求項1から請求項7のいずれか一項に記載の積層型キャパシタ。
- 互いに離隔されるように配置される第1及び第2電極パッドを有する基板と、
前記第1及び第2電極パッドに前記第1及び第2外部電極がそれぞれ接続されて前記基板上に実装される請求項1から請求項8のうちいずれか一項に記載の積層型キャパシタと、を含む、積層型キャパシタの実装基板。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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KR10-2017-0046860 | 2017-04-11 | ||
KR1020170046860A KR102319596B1 (ko) | 2017-04-11 | 2017-04-11 | 적층형 커패시터 및 그 실장 기판 |
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US (1) | US10026558B1 (ja) |
JP (1) | JP2018182298A (ja) |
KR (1) | KR102319596B1 (ja) |
CN (1) | CN108695069B (ja) |
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KR102620535B1 (ko) * | 2016-09-06 | 2024-01-03 | 삼성전기주식회사 | 적층형 커패시터 및 그 실장 기판 |
KR102059443B1 (ko) * | 2017-09-06 | 2019-12-27 | 삼성전기주식회사 | 적층형 커패시터 및 그 실장 기판 |
KR102148446B1 (ko) * | 2018-10-02 | 2020-08-26 | 삼성전기주식회사 | 적층 세라믹 전자부품 |
KR20200075287A (ko) * | 2018-12-18 | 2020-06-26 | 삼성전기주식회사 | 커패시터 부품 |
CN212161587U (zh) * | 2019-07-04 | 2020-12-15 | 三星电机株式会社 | 多层陶瓷电容器 |
KR20190116126A (ko) * | 2019-07-05 | 2019-10-14 | 삼성전기주식회사 | 적층 세라믹 커패시터 |
KR20190116169A (ko) * | 2019-09-09 | 2019-10-14 | 삼성전기주식회사 | 적층형 전자 부품 및 그 실장 기판 |
KR20210085848A (ko) * | 2019-12-31 | 2021-07-08 | 삼성전기주식회사 | 적층형 전자 부품 |
CN114665902A (zh) * | 2020-12-22 | 2022-06-24 | 华为技术有限公司 | 基于低温共烧陶瓷的射频器件及电子设备 |
JP2023143549A (ja) * | 2022-03-26 | 2023-10-06 | 株式会社村田製作所 | 積層セラミックコンデンサ |
CN115274300B (zh) * | 2022-08-26 | 2023-12-12 | 池州昀冢电子科技有限公司 | 一种多层陶瓷电容器 |
CN115359982B (zh) * | 2022-09-15 | 2023-11-14 | 深圳市韬略科技有限公司 | 一种叠片式静电抑制器及封装方法 |
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US10026558B1 (en) | 2018-07-17 |
CN108695069A (zh) | 2018-10-23 |
KR20180114759A (ko) | 2018-10-19 |
CN108695069B (zh) | 2020-04-03 |
KR102319596B1 (ko) | 2021-11-02 |
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