KR100244159B1 - 고체전해콘덴서 및 그 제조방법 - Google Patents
고체전해콘덴서 및 그 제조방법 Download PDFInfo
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- KR100244159B1 KR100244159B1 KR1019960704294A KR19960704294A KR100244159B1 KR 100244159 B1 KR100244159 B1 KR 100244159B1 KR 1019960704294 A KR1019960704294 A KR 1019960704294A KR 19960704294 A KR19960704294 A KR 19960704294A KR 100244159 B1 KR100244159 B1 KR 100244159B1
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- solid electrolytic
- electrolytic capacitor
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- 239000003990 capacitor Substances 0.000 title claims abstract description 109
- 239000007787 solid Substances 0.000 title claims abstract description 76
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 29
- 239000000758 substrate Substances 0.000 claims abstract description 177
- 229910052751 metal Inorganic materials 0.000 claims abstract description 62
- 239000002184 metal Substances 0.000 claims abstract description 62
- 239000007784 solid electrolyte Substances 0.000 claims abstract description 38
- 239000011347 resin Substances 0.000 claims abstract description 32
- 229920005989 resin Polymers 0.000 claims abstract description 32
- 239000011248 coating agent Substances 0.000 claims abstract description 27
- 238000000576 coating method Methods 0.000 claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 26
- 239000000463 material Substances 0.000 claims description 52
- 238000000034 method Methods 0.000 claims description 50
- 239000002994 raw material Substances 0.000 claims description 48
- 238000005304 joining Methods 0.000 claims description 26
- 238000005520 cutting process Methods 0.000 claims description 17
- 238000005245 sintering Methods 0.000 claims description 13
- 229910021332 silicide Inorganic materials 0.000 claims description 10
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 4
- 239000010703 silicon Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000010292 electrical insulation Methods 0.000 claims description 2
- 239000007769 metal material Substances 0.000 claims 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 abstract description 67
- 229910052715 tantalum Inorganic materials 0.000 abstract description 49
- 239000010408 film Substances 0.000 description 89
- 230000015572 biosynthetic process Effects 0.000 description 17
- 239000010409 thin film Substances 0.000 description 11
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 8
- 239000010439 graphite Substances 0.000 description 8
- 229910002804 graphite Inorganic materials 0.000 description 8
- NUJOXMJBOLGQSY-UHFFFAOYSA-N manganese dioxide Chemical compound O=[Mn]=O NUJOXMJBOLGQSY-UHFFFAOYSA-N 0.000 description 8
- 239000000243 solution Substances 0.000 description 7
- 238000004544 sputter deposition Methods 0.000 description 7
- 229920003002 synthetic resin Polymers 0.000 description 7
- 239000000057 synthetic resin Substances 0.000 description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- MIVBAHRSNUNMPP-UHFFFAOYSA-N manganese(2+);dinitrate Chemical compound [Mn+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MIVBAHRSNUNMPP-UHFFFAOYSA-N 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- BPUBBGLMJRNUCC-UHFFFAOYSA-N oxygen(2-);tantalum(5+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[Ta+5].[Ta+5] BPUBBGLMJRNUCC-UHFFFAOYSA-N 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- 239000002210 silicon-based material Substances 0.000 description 4
- PBCFLUZVCVVTBY-UHFFFAOYSA-N tantalum pentoxide Inorganic materials O=[Ta](=O)O[Ta](=O)=O PBCFLUZVCVVTBY-UHFFFAOYSA-N 0.000 description 4
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 229910052759 nickel Inorganic materials 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 229910052582 BN Inorganic materials 0.000 description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 150000004767 nitrides Chemical class 0.000 description 2
- 239000010452 phosphate Substances 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 2
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 230000002730 additional effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011093 chipboard Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000012685 gas phase polymerization Methods 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000002923 metal particle Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 239000009719 polyimide resin Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 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
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/004—Details
- H01G9/04—Electrodes or formation of dielectric layers thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
- H01G9/00—Electrolytic capacitors, rectifiers, detectors, switching devices, light-sensitive or temperature-sensitive devices; Processes of their manufacture
- H01G9/15—Solid electrolytic capacitors
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Fixed Capacitors And Capacitor Manufacturing Machines (AREA)
- Parts Printed On Printed Circuit Boards (AREA)
Abstract
Description
Claims (18)
- 칩기판편(12)과, 상기 칩기판편(12)의 상면에 장착된 금속분말의 소결칩(21)과, 상기 칩(21)의 금속분말과 유전체막(22)을 거쳐서 전기적으로 절연된 상태로 그 칩(21)에 형성된 고체전해질층(23)과, 상기 고체전해질층(23)의 일부를 노출시키도록 상기 칩(21)을 덮는 피복수지 (25)와, 상기 고체전해질층(23)의 노출부분에 전기적으로 도통하도록 형성한 음극측 단자전극막(27)과, 상기 칩(21)의 금속분말에 전기적으로도 통하도록 상기 칩기판편(12)의 하면에 형성한 양극측 단자전극막을 구비하고 있는 고체전해콘덴서.
- 제1항에 있어서, 상기 음극측 단자 전극막(27)은 칩체의 상면에 형성되어 있으며, 상기 피복수지(25)가 상기 칩체의 전체 측면을 덮도록 형성되어 있는 고체전해 콘덴서.
- 제1항에 있어서, 칩기판편(12)은 그 상면으로부터 뻗는 충전용구멍을 구비하고 있고 칩(21)의 금속분말은 충전용구멍내까지 충전되어 있는 고체전해콘덴서.
- 제1항에 있어서, 칩기판편(12)은 적어도 두께방향으로 도전성을 갖는 재료이며, 이 칩기판편(12)에 칩(21)의 금속분말이 전기적으로 접합되어 있는 고체전해콘덴서.
- 제1항에 있어서, 칩기판편(12)은 전기절연성을 갖는 재료로 형성되어 있고, 또한 칩기판편(12)은 칩(21)의 금속분말과 양극측 단자전극막(28)을 전기적으로 도통시키기 위한 금속층을 구비하고 있는 고체전해콘덴서.
- 제3항에 있어서, 칩기판편(12)의 충전용구멍이 관통구멍(32)의 형태이며, 이 관통구멍(32)내에 있는 금속분말의 부분에 칩기판편(12)에 있어서의 양극측 단자전극막(28)이 접합되어 있는 고체전해콘덴서.
- 제4항에 있어서, 칩기판편(12)상면에 그 칩기판편(12)과 고체전해질층(23)과 전기적으로 절연하기 위한 절연층이 칩(21)의 주위를 둘러싸도록 형성되어 었는 고체전해콘덴서.
- 제4항에 있어서, 칩기판편(12)실리콘제인 고체전해콘덴서.
- 제4항에 있어서, 칩기판편(12)이 칩(21)에 있어서의 금속분말과 동일한 금속재료로 된 고체전해콘덴서.
- 제4상에 있어서, 칩기판편(12)이 도전물질을 포함하는 도전성세라믹제인 고체전해콘덴서.
- 복수개의 칩기판편(12)에 대응하는 크기의 소개기판(11)을 준비하는 공정과, 상기 소재기판(11)의 상면이 각 칩기판편(12)의 개소마다에 금속분말을 다공질의 칩(21)에 굳혀 성형하는 공정과, 상기 각 칩(21)을 가열해서 소결시키는 공정과, 각 칩(21)에 있어서는 금속분말에 유전체막(22)을 형성하는 공정과, 상기 유전체막(22)의 표면에 고체전해질층(23)을 형성하는 공정과, 각 칩(21)에 적어도 측면에 피복수지(25)를 도포하는 공정과, 각 칩(21)에 있어서의 고체전해질층(23)에 음극측 단자전극막(27)을 형성함과 동시에, 소재기판(11)의 하면중의 적어도 각 칩기판편(12)의 개소에 양극측 단자전극막(28)을 형성하는 공정과, 소재기판(11)을 각 칩(21)의 사이에 있어서, 각 칩기판편(12)마다로 절단하는 공정을 포함하는 고체전해콘덴서의 제조방법.
- 제11항에 있어서, 소재기판(11)에는 각 칩기판편(12)의 개소마다에 충전용관통구멍(32)을 구비하고 있고, 칩(21)편을 형성하는 공정에서는 금속분말을 관통구멍(32)내에 충전시키는 고체전해콘덴서의 제조방법.
- 제11항에 있어서, 소재기판(11)은 적어도 두께방향으로 도전성을 갖는 재료로 되어 있고. 칩(21)에 굳혀 형성하는 공정전에 소재기판(11)의 상면에 있어서의 칩(21)이 굳혀 형성되어야 할 부분의 주위를 둘러싸도록 절연층을 형성하는 공정을 다시 또 포함하고 있는 고체전해콘덴서의 제조방법.
- 제11항에 있어서, 칩(21)에 굳혀 형성하는 공정전에 소재기판(11)의 상면중 적어도 각 칩기판편(12)의 개소에 칩(21)에 있어서의 금속분말과 동일한 금속에 의한 접합용 금속층(18)을 형성하는 공정을 다시 또 포함하고 있는 고체전해콘덴서의 제조방법.
- 제14항에 있어서, 소재기판(11)을 실리콘제로 하고, 접합용금속층(18)을 형성하는 공정전에 소재기판(11)의 상면중 적어도 각 칩기판편(12)의 개소에 접합용금속층(18)과 동일한 금속의 규화물의 막을 형성하는 공정을 다시 또 포함하고 있는 고체전해콘덴서의 제조방법.
- 제14항에 있어서, 접합용금속층(18)을 형성하는 공정은 이 접합용금속층(18)이 요철이 형성되도록 행하는 고체전해콘덴서의 제조방법.
- 제11항에 있어서, 소재기판(11)은 칩(21)에 있어서의 금속분말과 동일한 금속재료로 되어 있고, 소재기판(11)자체의 상면을 각 칩(21)과의 접합용표면으로서 이용하는 고체전해콘덴서의 제조방버법.
- 제11항에 있어서, 소재기판(1)은 절연재료제이며 또한 각 칩기판편(12)의 사이의 부분에 도통용관통구멍(34)을 구비하고 있고, 칩(2)에 굳혀 형성하는 공정전에 소재기판(11)의 상면, 하면 및 도통용관통구멍(34)의 내면에 걸쳐서 도전막을 형성하는 공정을 다시 또 포함하는 고체전해콘덴서의 제조방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4423695 | 1995-03-03 | ||
JP95-44236 | 1995-03-03 | ||
PCT/JP1996/000494 WO1996027889A1 (fr) | 1995-03-03 | 1996-02-29 | Condensateur electrolytique monolithique et procede de fabrication |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970700924A KR970700924A (ko) | 1997-02-12 |
KR100244159B1 true KR100244159B1 (ko) | 2000-02-01 |
Family
ID=12685906
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960704294A KR100244159B1 (ko) | 1995-03-03 | 1996-02-29 | 고체전해콘덴서 및 그 제조방법 |
Country Status (9)
Country | Link |
---|---|
US (1) | US5812366A (ko) |
EP (1) | EP0758788B1 (ko) |
JP (1) | JP3519739B2 (ko) |
KR (1) | KR100244159B1 (ko) |
CN (1) | CN1076857C (ko) |
DE (1) | DE69636710T2 (ko) |
MY (1) | MY131896A (ko) |
TW (2) | TW324554U (ko) |
WO (1) | WO1996027889A1 (ko) |
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US6400554B1 (en) | 1998-06-19 | 2002-06-04 | Matsushita Electric Industrial Co., Ltd. | Electrolytic capacitor, its anode body, and method of producing the same |
GB9824442D0 (en) * | 1998-11-06 | 1999-01-06 | Avx Ltd | Manufacture of solid state capacitors |
CN1226759C (zh) * | 1999-07-08 | 2005-11-09 | Avx有限公司 | 固态电容器及其制造方法 |
GB9916048D0 (en) * | 1999-07-08 | 1999-09-08 | Avx Ltd | Solid state capacitors and methods of manufacturing them |
JP2001307946A (ja) * | 2000-04-24 | 2001-11-02 | Hitachi Aic Inc | チップ形コンデンサ |
AUPR194400A0 (en) * | 2000-12-06 | 2001-01-04 | Energy Storage Systems Pty Ltd | An energy storage device |
US20100297350A1 (en) * | 2003-12-05 | 2010-11-25 | David Thomas Forrest | Free-standing silicon carbide articles formed by chemical vapor deposition and methods for their manufacture |
US6914770B1 (en) * | 2004-03-02 | 2005-07-05 | Vishay Sprague, Inc. | Surface mount flipchip capacitor |
USD562817S1 (en) * | 2007-02-09 | 2008-02-26 | Carl Fiorentino | USB flash drives with holder |
JP5158966B2 (ja) * | 2008-10-28 | 2013-03-06 | 三洋電機株式会社 | 固体電解コンデンサ及びその製造方法 |
CN201415063Y (zh) * | 2009-05-25 | 2010-03-03 | 林华龙 | 一种拼合玩具的立体塑菱 |
USD702693S1 (en) * | 2011-11-23 | 2014-04-15 | Digital Hard Copy | Digital storage medium card |
USD702692S1 (en) * | 2011-11-23 | 2014-04-15 | Digital Hard Copy | Card for holding a digital storage medium |
JP7151764B2 (ja) * | 2018-06-11 | 2022-10-12 | 株式会社村田製作所 | コンデンサアレイ、複合電子部品、コンデンサアレイの製造方法、及び、複合電子部品の製造方法 |
WO2020106406A1 (en) * | 2018-11-19 | 2020-05-28 | Avx Corporation | Solid electrolytic capacitor for a tantalum embedded microchip |
US11756741B2 (en) | 2020-07-30 | 2023-09-12 | Medtronic, Inc. | Electrical component and method of forming same |
US11631549B2 (en) * | 2020-07-30 | 2023-04-18 | Medtronic, Inc. | Electrical component and method of forming same |
US12070609B2 (en) * | 2020-07-30 | 2024-08-27 | Medtronic, Inc. | Electrical component and method of forming same |
CN114093673A (zh) * | 2020-08-24 | 2022-02-25 | 深圳先进电子材料国际创新研究院 | 一种无引线埋入式钽电解电容器及其制备方法 |
CN114093672B (zh) * | 2020-08-24 | 2023-07-25 | 深圳先进电子材料国际创新研究院 | 一种埋入式钽电解电容器及其制备方法 |
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US3889357A (en) * | 1973-07-05 | 1975-06-17 | Sprague Electric Co | Screen printed solid electrolytic capacitor |
US4164005A (en) * | 1977-09-02 | 1979-08-07 | Sprague Electric Company | Solid electrolyte capacitor, solderable terminations therefor and method for making |
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US5005107A (en) * | 1988-12-07 | 1991-04-02 | Matsushita Electric Industrial Co., Ltd. | Solid electrolytic capacitor |
JP2770636B2 (ja) * | 1992-03-03 | 1998-07-02 | 日本電気株式会社 | チップ型固体電解コンデンサ |
US5357399A (en) * | 1992-09-25 | 1994-10-18 | Avx Corporation | Mass production method for the manufacture of surface mount solid state capacitor and resulting capacitor |
US5428501A (en) * | 1993-08-13 | 1995-06-27 | Marine Mechanical Corporation | Packaging structure and method for solid electrolyte capacitors |
US5638253A (en) * | 1994-04-28 | 1997-06-10 | Rohm Co. Ltd. | Package-type solid electrolytic capacitor |
-
1996
- 1996-02-29 CN CN96190020A patent/CN1076857C/zh not_active Expired - Fee Related
- 1996-02-29 US US08/702,629 patent/US5812366A/en not_active Expired - Lifetime
- 1996-02-29 JP JP51076396A patent/JP3519739B2/ja not_active Expired - Fee Related
- 1996-02-29 WO PCT/JP1996/000494 patent/WO1996027889A1/ja active IP Right Grant
- 1996-02-29 KR KR1019960704294A patent/KR100244159B1/ko not_active IP Right Cessation
- 1996-02-29 DE DE69636710T patent/DE69636710T2/de not_active Expired - Fee Related
- 1996-02-29 EP EP96904299A patent/EP0758788B1/en not_active Expired - Lifetime
- 1996-03-01 MY MYPI96000755A patent/MY131896A/en unknown
- 1996-03-02 TW TW086207314U patent/TW324554U/zh unknown
- 1996-03-02 TW TW085102538A patent/TW321777B/zh active
Also Published As
Publication number | Publication date |
---|---|
US5812366A (en) | 1998-09-22 |
CN1076857C (zh) | 2001-12-26 |
EP0758788A4 (en) | 2004-11-10 |
DE69636710D1 (de) | 2007-01-04 |
CN1145686A (zh) | 1997-03-19 |
MY131896A (en) | 2007-09-28 |
EP0758788A1 (en) | 1997-02-19 |
TW324554U (en) | 1998-01-01 |
WO1996027889A1 (fr) | 1996-09-12 |
EP0758788B1 (en) | 2006-11-22 |
JP3519739B2 (ja) | 2004-04-19 |
DE69636710T2 (de) | 2007-10-04 |
KR970700924A (ko) | 1997-02-12 |
TW321777B (ko) | 1997-12-01 |
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