KR100367859B1 - 적층 커패시터와 감결합 커패시터의 배선접속구조, 및배선기판 - Google Patents
적층 커패시터와 감결합 커패시터의 배선접속구조, 및배선기판 Download PDFInfo
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- KR100367859B1 KR100367859B1 KR10-2000-0031118A KR20000031118A KR100367859B1 KR 100367859 B1 KR100367859 B1 KR 100367859B1 KR 20000031118 A KR20000031118 A KR 20000031118A KR 100367859 B1 KR100367859 B1 KR 100367859B1
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- conductors
- capacitor
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- external terminal
- conductor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 206
- 239000004020 conductor Substances 0.000 claims abstract description 152
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 229910000679 solder Inorganic materials 0.000 claims description 7
- 241000255925 Diptera Species 0.000 abstract 1
- 238000004806 packaging method and process Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000006870 function Effects 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000009774 resonance method Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
Description
직경(㎛) | 단면적(㎜2) | ESL(pH) | 전류용량(A) |
30 | 7.1×10-4 | 57.4 | 7.3 |
50 | 2.0×10-3 | 37.2 | 12.4 |
100 | 7.9×10-3 | 22.6 | 24.4 |
150 | 1.8×10-2 | 16.8 | 36.7 |
Claims (24)
- 제 1 및 제 2 주면을 갖고, 또한 복수개의 유전체층이 적층된 스택(stack) 및 상기 유전체층들 중에서 적어도 한 개의 유전체층을 사이에 두고 서로 대향하는 적어도 한 쌍의 제 1 내부전극 및 제 2 내부전극을 포함하는 커패시터 본체;제 2 내부전극과 전기적으로 절연되고 제 1 내부전극에 전기적으로 접속되면서, 상기 커패시터 본체 안에 형성된 유전체층들 중에서 적어도 한 개를 관통하는 복수개의 제 1 관통도체;제 1 내부전극과 전기적으로 절연되고 제 2 내부전극에 전기적으로 접속되며, 상기 커패시터 본체 안에 형성되고 상기 커패시터 본체를 관통하며, 제 1 및 제 2 관통도체는 상기 내부전극들을 통하여 흐르는 전류에 의해 유도된 자기장을 상쇄하도록 배열된, 복수개의 제 2 관통도체;각각 제 1 관통도체에 대응하도록 배열되고 제 1 관통도체에 각각 전기적으로 접속된 복수개의 제 1 외부단자전극; 및각각 제 2 관통도체에 대응하도록 배열되고 제 2 관통도체에 각각 전기적으로 접속된 복수개의 제 2 외부단자전극을 포함하고, 또한제 1 외부단자전극은 상기 커패시터 본체의 적어도 제 1 주면에 위치하고 상기 내부전극과 실질적으로 평행하게 연장되며, 제 2 외부단자전극은 제 1 주면 및 제 1 주면에 대향하는 제 2 주면에 위치하는 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 2 ×10-3mm2인 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 7 ×10-3mm2인 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 1.5 ×10-2mm2인 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 제 1 외부단자전극은 커패시터 본체의 제 1 주면 및 제 2 주면 양쪽에 설치되는 것을 특징으로 하는 적층 커패시터.
- 제 5 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 2 ×10-3mm2인 것을 특징으로 하는 적층 커패시터.
- 제 5 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도약 7 ×10-3mm2인 것을 특징으로 하는 적층 커패시터.
- 제 5 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 1.5 ×10-2mm2인 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 땜납 범프는 제 1 및 제 2 외부단자전극에 형성되는 것을 특징으로 하는 적층 커패시터.
- 제 1 항에 있어서, 적층 커패시터는 감결합 커패시터가 되는 것을 특징으로 하는 적층 커패시터.
- 마이크로 프로세싱 유닛에 설치되는 MPU 칩을 위한 전원회로에 접속되는 감결합 커패시터의 배선접속구조에 있어서, 상기 감결합 커패시터는서로 대향하는 제 1 주면과 제 2 주면을 갖는 커패시터 본체; 및커패시터 본체 내부에 설치되고 제 1 주면으로부터 제 2 주면까지 관통하도록 배열되는 관통도체를 포함하며, 또한MPU 칩에 접속되는 전원라인 및 신호라인 중에서 적어도 한 개는 관통도체를 통하여 모기판(mother board)에 접지되는 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 11 항에 있어서, 감결합 커패시터는제 1 및 제 2 주면을 갖고, 또한 복수개의 유전체층이 적층된 스택(stack), 및 상기 유전체층들 중에서 적어도 한 개의 유전체층을 사이에 두고 서로 대향하는 적어도 한 쌍의 제 1 내부전극 및 제 2 내부전극을 포함하는 커패시터 본체;제 2 내부전극과 전기적으로 절연되고 제 1 내부전극에 전기적으로 접속되면서, 상기 커패시터 본체 안에 형성된 유전체층들 중에서 적어도 한 개를 관통하는 복수개의 제 1 관통도체;제 1 내부전극과 전기적으로 절연되고 제 2 내부전극에 전기적으로 접속되며, 상기 커패시터 본체 안에 형성되고 상기 커패시터 본체를 관통하며, 제 1 및 제 2 관통도체는 상기 내부전극들을 통하여 흐르는 전류에 의해 유도된 자기장을 상쇄하도록 배열된, 복수개의 제 2 관통도체;각각 제 1 관통도체에 대응하도록 배열되고 제 1 관통도체에 각각 전기적으로 접속된 복수개의 제 1 외부단자전극; 및각각 제 2 관통도체에 대응하도록 배열되고 제 2 관통도체에 각각 전기적으로 접속된 복수개의 제 2 외부단자전극을 포함하고, 또한제 1 외부단자전극은 상기 커패시터 본체의 적어도 제 1 주면에 위치하고 상기 내부전극과 실질적으로 평행하게 연장되며, 제 2 외부단자전극은 제 1 주면 및 제 1 주면에 대향하는 제 2 주면에 위치하는 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 12 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 2 ×10-3mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 12 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 7 ×10-3mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 12 항에 있어서, 제 2 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 1.5 ×10-2mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 12 항에 있어서, 제 1 외부단자전극은 커패시터 본체의 제 1 주면과 제 2 주면 양쪽에 설치되는 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 16 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 2 ×10-3mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 16 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도약 7 ×10-3mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 16 항에 있어서, 제 1 관통도체 중에서 적어도 한 개는 단면적이 적어도 약 1.5 ×10-2mm2인 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 12 항에 있어서, 땜납 범프는 제 1 및 제 2 외부단자전극에 형성되는 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 제 11 항에 있어서, 전원회로의 고온측은 제 1 외부단자전극에 접속되는 것을 특징으로 하는 감결합 커패시터의 배선접속구조.
- 배선기판;상기 배선기판에 실장되는 마이크로 프로세싱 유닛의 MPU 칩;상기 MPU 칩에 전원을 공급하도록 배열되는 전원용 고온측 배선도체 및 접지측 배선도체; 및적층 커패시터를 포함하는 배선기판 패키지 장치에 있어서,상기 적층 커패시터는제 1 및 제 2 주면을 갖고; 복수개의 유전체층이 적층된 스택 및 상기 유전체층들 중에서 적어도 한 개의 유전체층을 사이에 두고 서로 대향하는 적어도 한 쌍의 제 1 내부전극과 제 2 내부전극을 포함하는 커패시터 본체; 제 2 내부전극과 전기적으로 절연되고 제 1 내부전극에 전기적으로 접속되면서, 상기 커패시터 본체 안에 형성된 유전체층들 중에서 적어도 한 개를 관통하는 복수개의 제 1 관통도체; 제 1 내부전극과 전기적으로 절연되고 제 2 내부전극에 전기적으로 접속되며, 상기 커패시터 본체 안에 형성되고 상기 커패시터 본체를 관통하며, 제 1 및 제 2 관통도체는 상기 내부전극들을 통하여 흐르는 전류에 의해 유도된 자기장을 상쇄하도록 배열된, 복수개의 제 2 관통도체; 각각 제 1 관통도체에 대응하도록 배열되고 제 1 관통도체에 각각 전기적으로 접속된 복수개의 제 1 외부단자전극; 및 각각 제 2 관통도체에 대응하도록 배열되고 제 2 관통도체에 각각 전기적으로 접속된 복수개의 제 2 외부단자전극을 포함하고; 또한 제 1 외부단자전극은 상기 커패시터 본체의 적어도 제 1 주면에 위치하고 상기 내부전극과 실질적으로 평행하게 연장되며, 또한 제 2 외부단자전극은 제 1 주면 및 제 1 주면과 대향하는 제 2 주면에 위치하며; 상기 적층 커패시터는 제 1 주면이 배선기판측으로 향하고 제 2 주면이 패키지의 바깥쪽으로 향하도록 배선기판에 배열되고, 제 1 주면측의 제 1 외부단자전극은 전원용 고온측의 배선도체에 전기적으로 접속되며, 제 1 주면측의 제 2 외부단자전극은 접지측 배선도체에 전기적으로 접속되는 것을 특징으로 하는 배선기판 패키지 장치.
- 제 22 항에 있어서, MPU 칩은 배선기판의 제 1 기판면 위에 실장되고, 상기배선기판에는 제 1 기판면과 대향하는 제 2 기판면을 따라 개구를 갖는 공동이 설치되며, 제 2 주면은 상기 공동의 개구측을 향하고, 또한 상기 제 2 주면은 상기 제 2 기판면과 동일한 높이인 것을 특징으로 하는 배선기판 패키지 장치.
- 제 22 항에 있어서, MPU 칩은, 적층 커패시터의 제 1 및 제 2 외부단자전극의 배열피치와 실질적으로 같은 피치를 갖도록 배열된 복수개의 단자를 포함하는 것을 특징으로 하는 배선기판.
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- 2000-06-06 DE DE10027870A patent/DE10027870B4/de not_active Expired - Lifetime
- 2000-06-07 KR KR10-2000-0031118A patent/KR100367859B1/ko active IP Right Grant
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KR101160363B1 (ko) * | 2005-02-09 | 2012-06-26 | 니혼도꾸슈도교 가부시키가이샤 | 배선기판 및 배선기판 내장용 콘덴서 |
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US7215531B2 (en) | 2007-05-08 |
US20040140553A1 (en) | 2004-07-22 |
US20030142460A1 (en) | 2003-07-31 |
US6721153B2 (en) | 2004-04-13 |
JP2001185442A (ja) | 2001-07-06 |
US6556420B1 (en) | 2003-04-29 |
DE10027870A1 (de) | 2001-07-26 |
US6678145B2 (en) | 2004-01-13 |
TW507226B (en) | 2002-10-21 |
KR20010066819A (ko) | 2001-07-11 |
DE10027870B4 (de) | 2009-08-06 |
US20020191366A1 (en) | 2002-12-19 |
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