KR20100020917A - 적층 세라믹 전자 부품 및 그 제조 방법 - Google Patents
적층 세라믹 전자 부품 및 그 제조 방법 Download PDFInfo
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- KR20100020917A KR20100020917A KR1020090073771A KR20090073771A KR20100020917A KR 20100020917 A KR20100020917 A KR 20100020917A KR 1020090073771 A KR1020090073771 A KR 1020090073771A KR 20090073771 A KR20090073771 A KR 20090073771A KR 20100020917 A KR20100020917 A KR 20100020917A
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- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/4038—Through-connections; Vertical interconnect access [VIA] connections
- H05K3/4053—Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques
- H05K3/4061—Through-connections; Vertical interconnect access [VIA] connections by thick-film techniques for via connections in inorganic insulating substrates
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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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- 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
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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
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- H01G4/30—Stacked capacitors
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- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
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- H05K3/46—Manufacturing multilayer circuits
- H05K3/4611—Manufacturing multilayer circuits by laminating two or more circuit boards
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Abstract
Description
Claims (10)
- 유전체층 형성용의 세라믹 재료를 함유하는 적어도 하나의 세라믹층과, 내부 전극 형성용의 도체 재료를 함유하는 적어도 하나의 도체층을 적층하여 적층체를 형성하는 공정과,상기 세라믹층의 적어도 하나 및 상기 도체층의 적어도 하나를 관통하는 비아홀을 형성하는 공정과,상기 비아홀이 형성된 적층체에 소성 처리를 실시함으로써, 유전체층과 내부 전극이 형성된 적층체를 얻는 공정과,상기 유전체층과 내부 전극이 형성된 적층체에 있어서의 상기 비아홀의 내부에 비아 전극 형성용의 도체 재료를 충전시키는 공정과,상기 비아 전극 형성용의 도체 재료가 상기 비아홀의 내부에 충전된 적층체에 베이킹 처리를 실시함으로써, 비아 전극이 형성되는 공정을 포함하는, 적층 세라믹 전자 부품의 제조 방법.
- 제 1 항에 있어서,상기 내부 전극 형성용의 도체 재료로서, 상기 유전체층을 형성하기 위해서 필요한 상기 세라믹 재료의 소성 온도보다 융점이 높은 제 1 금속의 입자를 함유하는 것을 사용하고,상기 비아 전극 형성용의 도체 재료로서, 상기 유전체층을 형성하기 위해서 필요한 상기 세라믹 재료의 소성 온도보다 융점이 낮은 제 2 금속의 입자 및 상기 제 2 금속보다 융점이 높은 제 3 금속의 입자를 함유하는 것을 사용하는, 적층 세라믹 전자 부품의 제조 방법.
- 제 2 항에 있어서,상기 제 2 금속이 Cu, Ag 및 Au 중 적어도 1 종의 금속이고,상기 제 3 금속이 Ni, Pt 및 Pd 중 적어도 1 종의 금속인, 적층 세라믹 전자 부품의 제조 방법.
- 제 2 항에 있어서,상기 제 2 금속이 Cu 이고,상기 제 3 금속이 Ni 인, 적층 세라믹 전자 부품의 제조 방법.
- 소성된 세라믹 재료로 이루어지는 유전체층과,도체 재료로 이루어지고, 또한 상기 유전체층의 내부에 이간 배치된 복수의 내부 전극과,도체 재료로 이루어지고, 상기 유전체층을 관통하고, 또한 상기 복수의 내부 전극 중 적어도 1 개에 접속된 비아 전극을 구비하고 있고,상기 내부 전극은, 상기 유전체층을 형성하기 위해서 필요한 상기 세라믹 재료의 소성 온도보다 융점이 높은 제 1 금속을 함유하는 것이고,상기 비아 전극은, 상기 유전체층을 형성하기 위해서 필요한 상기 세라믹 재료의 소성 온도보다 융점이 낮은 제 2 금속 및 상기 제 2 금속보다 융점이 높은 제 3 금속을 함유하는 것이며, 또한 상기 제 3 금속의 상기 제 2 금속에 대한 함유 비율이 0 보다 크고 40 질량% 미만인, 적층 세라믹 전자 부품.
- 제 5 항에 있어서,상기 비아 전극은, 상기 제 3 금속의 상기 제 2 금속에 대한 함유 비율이 2 질량% ∼ 30 질량% 인, 적층 세라믹 전자 부품.
- 제 5 항에 있어서,상기 비아 전극은, 상기 제 2 금속의 입자의 평균 입경이 상기 제 3 금속의 입자의 평균 입경의 2 배 이상인 도체 재료로 형성된 것인, 적층 세라믹 전자 부품.
- 제 5 항에 있어서,상기 제 2 금속이 Cu, Ag 및 Au 중 적어도 1 종의 금속이고,상기 제 3 금속이 Ni, Pt 및 Pd 중 적어도 1 종의 금속인, 적층 세라믹 전자 부품.
- 제 5 항에 있어서,상기 제 2 금속이 Cu 이고,상기 제 3 금속이 Ni 인, 적층 세라믹 전자 부품.
- 소성된 세라믹 재료로 이루어지는 유전체층을 형성하는 공정과,도체 재료로 이루어지고, 또한 상기 유전체층의 내부에 이간 배치된 복수의 내부 전극을 형성하는 공정과,도체 재료로 이루어지고, 상기 유전체층을 관통하고, 또한 상기 복수의 내부 전극 중 적어도 1 개에 접속된 비아 전극을 형성하는 공정을 포함하고,상기 내부 전극을, 상기 유전체층의 형성에 필요한 상기 세라믹 재료의 소성 온도보다 융점이 높은 제 1 금속을 함유하는 것으로 형성하고,상기 비아 전극을, 상기 유전체층의 형성에 필요한 상기 세라믹 재료의 소성 온도보다 융점이 낮은 제 2 금속의 입자 및 상기 제 2 금속보다 융점이 높은 제 3 금속의 입자를 함유하고 또한 상기 제 3 금속의 상기 제 2 금속에 대한 함유 비율이 0 보다 크고 40 질량% 미만인 것으로 형성하는, 적층 세라믹 전자 부품의 제조 방법.
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