JP7535005B2 - 積層電子部品 - Google Patents
積層電子部品 Download PDFInfo
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- JP7535005B2 JP7535005B2 JP2021059936A JP2021059936A JP7535005B2 JP 7535005 B2 JP7535005 B2 JP 7535005B2 JP 2021059936 A JP2021059936 A JP 2021059936A JP 2021059936 A JP2021059936 A JP 2021059936A JP 7535005 B2 JP7535005 B2 JP 7535005B2
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- 239000011521 glass Substances 0.000 claims description 38
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 22
- 239000004020 conductor Substances 0.000 description 10
- 230000006378 damage Effects 0.000 description 10
- 238000007747 plating Methods 0.000 description 9
- 238000004519 manufacturing process Methods 0.000 description 8
- 229910000679 solder Inorganic materials 0.000 description 8
- 239000000758 substrate Substances 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000007650 screen-printing Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 229910052681 coesite Inorganic materials 0.000 description 2
- 229910052906 cristobalite Inorganic materials 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229910052682 stishovite Inorganic materials 0.000 description 2
- 229910052905 tridymite Inorganic materials 0.000 description 2
- 229920002799 BoPET Polymers 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 229910021654 trace metal Inorganic materials 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F17/00—Fixed inductances of the signal type
- H01F17/0006—Printed inductances
- H01F17/0013—Printed inductances with stacked layers
-
- 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
- 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
- H01G4/30—Stacked capacitors
-
- 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
- H05K1/03—Use of materials for the substrate
- H05K1/0306—Inorganic insulating substrates, e.g. ceramic, glass
-
- 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
- H05K1/03—Use of materials for the substrate
- H05K1/05—Insulated conductive substrates, e.g. insulated metal substrate
- H05K1/053—Insulated conductive substrates, e.g. insulated metal substrate the metal substrate being covered by an inorganic insulating layer
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/28—Coils; Windings; Conductive connections
- H01F27/29—Terminals; Tapping arrangements for signal inductances
- H01F27/292—Surface mounted devices
-
- 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
-
- 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)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Ceramic Capacitors (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Details Of Resistors (AREA)
- Coils Or Transformers For Communication (AREA)
Description
Claims (5)
- 絶縁層を積層することによって形成され、実装面とされる底面を有する素体と、
前記素体の前記底面に形成され、ガラス及び焼結金属を含む底面電極と、を備え、
前記底面電極は、ガラス及び焼結金属を含む第1の電極層と、前記第1の電極層よりも前記素体側に形成されてガラス及び焼結金属を含む第2の電極層と、を備え、
前記第2の電極層の縁部は、前記素体の一部であるオーバーコート層で覆われており、
前記第1の電極層は、前記オーバーコート層を挟んだ状態で、前記第2の電極層に積層され、
前記第1の電極層のガラス含有量は、前記第2の電極層のガラス含有量よりも大きく、
前記第1の電極層は、前記オーバーコート層を挟む部分を含め、前記素体の底面から露出する、積層電子部品。 - 前記第1の電極層のガラス軟化点は、前記第2の電極層のガラス軟化点より低い、請求項1に記載の積層電子部品。
- 前記第1の電極層と前記第2の電極層とで前記オーバーコート層を挟む領域の断面視において、前記底面電極が広がる方向を第1の方向とし、前記底面電極の厚みに沿った方向を第2の方向とし、
前記第1の電極層の前記第1の方向における端部と、前記第2の電極層の前記第1の方向における端部との間の、前記第2の方向における距離を第1の寸法とし、
前記第2の電極層が前記オーバーコート層で覆われる前記第1の方向における長さを第2の寸法とした場合、
前記第1の寸法は前記第2の寸法より小さく、且つ、前記第1の寸法は10μm以上である、請求項1又は2に記載の積層電子部品。 - 前記第2の電極層は、前記第1の電極層より厚い、請求項1~3の何れか一項に記載の積層電子部品。
- 前記第1の電極層のガラス含有量は、3.8~10.0wt%である、請求項1~4の何れか一項に記載の積層電子部品。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021059936A JP7535005B2 (ja) | 2021-03-31 | 2021-03-31 | 積層電子部品 |
US17/700,608 US11935700B2 (en) | 2021-03-31 | 2022-03-22 | Laminated electronic component with differing glass content electrodes |
CN202210309397.7A CN115148454A (zh) | 2021-03-31 | 2022-03-28 | 层叠电子部件 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2021059936A JP7535005B2 (ja) | 2021-03-31 | 2021-03-31 | 積層電子部品 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2022156320A JP2022156320A (ja) | 2022-10-14 |
JP7535005B2 true JP7535005B2 (ja) | 2024-08-15 |
Family
ID=83405802
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2021059936A Active JP7535005B2 (ja) | 2021-03-31 | 2021-03-31 | 積層電子部品 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11935700B2 (ja) |
JP (1) | JP7535005B2 (ja) |
CN (1) | CN115148454A (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2024150556A1 (ja) * | 2023-01-10 | 2024-07-18 | 株式会社村田製作所 | 電子部品 |
WO2024202648A1 (ja) * | 2023-03-28 | 2024-10-03 | 株式会社村田製作所 | 電子部品 |
WO2024202697A1 (ja) * | 2023-03-28 | 2024-10-03 | 株式会社村田製作所 | 電子部品 |
Citations (5)
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