JP5455352B2 - 薄膜mimキャパシタ及びその製造方法 - Google Patents
薄膜mimキャパシタ及びその製造方法 Download PDFInfo
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- JP5455352B2 JP5455352B2 JP2008277299A JP2008277299A JP5455352B2 JP 5455352 B2 JP5455352 B2 JP 5455352B2 JP 2008277299 A JP2008277299 A JP 2008277299A JP 2008277299 A JP2008277299 A JP 2008277299A JP 5455352 B2 JP5455352 B2 JP 5455352B2
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- Prior art keywords
- thin film
- base metal
- mim capacitor
- dielectric
- upper electrode
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D86/00—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates
- H10D86/80—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple passive components, e.g. resistors, capacitors or inductors
- H10D86/85—Integrated devices formed in or on insulating or conducting substrates, e.g. formed in silicon-on-insulator [SOI] substrates or on stainless steel or glass substrates characterised by multiple passive components, e.g. resistors, capacitors or inductors characterised by only passive components
-
- 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
- H01G4/008—Selection of materials
-
- 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
-
- 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
- H01G4/33—Thin- or thick-film capacitors (thin- or thick-film circuits; capacitors without a potential-jump or surface barrier specially adapted for integrated circuits, details thereof, multistep manufacturing processes therefor)
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/692—Electrodes
- H10D1/696—Electrodes comprising multiple layers, e.g. comprising a barrier layer and a metal layer
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Semiconductor Integrated Circuits (AREA)
- Ceramic Capacitors (AREA)
Description
2、12、22、32 基板
2a、12a、22a、32a SiO2層
3、13、33 下部電極
4 卑金属薄膜
4’ エッチング物
5、15、25、35 誘電体薄膜
6、16、26、36 上部電極
7、17、27 卑金属酸化物
8、18、28、38 絶縁性水素バリア層
9、19、29、39 絶縁体
10、10’、20、20’、30、30’、40、40’ 引出導体
14 卑金属酸化物薄膜
24 下部電極(卑金属薄膜)
Claims (3)
- 基板と、該基板上に形成された貴金属からなる下部電極と、該下部電極上に形成された誘電体層薄膜と、該誘電体薄膜上に形成された貴金属からなる上部電極と、を有する薄膜MIMキャパシタにおいて、
前記下部電極と前記誘電体薄膜との間に、卑金属薄膜が形成されており、前記卑金属薄膜、前記誘電体薄膜および前記上部電極の側面が、前記卑金属薄膜を構成する金属と同じ金属原子を含む絶縁性の酸化物で覆われていることを特徴とする薄膜MIMキャパシタ。 - 前記卑金属薄膜または前記卑金属酸化物薄膜を構成する金属がAl、TiまたはTaであることを特徴とする請求項1に記載の薄膜MIMキャパシタ。
- 基板と、該基板上に形成された貴金属からなる下部電極と、該下部電極上に形成された誘電体層薄膜と、該誘電体薄膜上に形成された貴金属からなる上部電極と、を有する薄膜MIMキャパシタの製造方法において、
基板上に、下部電極となる金属膜、卑金属薄膜、誘電体薄膜、および上部電極となる金属膜を順次形成するステップと、
前記卑金属薄膜、前記誘電体薄膜、および前記上部電極となる金属膜をドライエッチングによって一括して加工するとともに、前記卑金属薄膜、前記誘電体薄膜および前記上部電極の側面に前記卑金属薄膜のエッチング物を再付着させるステップと、
前記エッチング物のみ、または前記エッチング物と前記卑金属薄膜の両方、を酸化処理するステップと、
を有することを特徴とする薄膜MIMキャパシタの製造方法。
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008277299A JP5455352B2 (ja) | 2008-10-28 | 2008-10-28 | 薄膜mimキャパシタ及びその製造方法 |
| CN200980137877.2A CN102165542B (zh) | 2008-10-28 | 2009-10-26 | 薄膜mim电容器及其制造方法 |
| PCT/JP2009/068738 WO2010050606A1 (ja) | 2008-10-28 | 2009-10-26 | 薄膜mimキャパシタ及びその製造方法 |
| US13/121,081 US8907449B2 (en) | 2008-10-28 | 2009-10-26 | Thin film MIM capacitors and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2008277299A JP5455352B2 (ja) | 2008-10-28 | 2008-10-28 | 薄膜mimキャパシタ及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2010109014A JP2010109014A (ja) | 2010-05-13 |
| JP5455352B2 true JP5455352B2 (ja) | 2014-03-26 |
Family
ID=42128965
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2008277299A Expired - Fee Related JP5455352B2 (ja) | 2008-10-28 | 2008-10-28 | 薄膜mimキャパシタ及びその製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8907449B2 (ja) |
| JP (1) | JP5455352B2 (ja) |
| CN (1) | CN102165542B (ja) |
| WO (1) | WO2010050606A1 (ja) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9082555B2 (en) | 2011-08-22 | 2015-07-14 | Micron Technology, Inc. | Structure comprising multiple capacitors and methods for forming the structure |
| KR101911127B1 (ko) | 2011-11-09 | 2018-10-23 | 고쿠리츠켄큐카이하츠호진 카가쿠기쥬츠신코키코 | 고체 전자 장치 |
| JP6097540B2 (ja) * | 2012-01-17 | 2017-03-15 | ローム株式会社 | チップコンデンサおよびその製造方法 |
| GB2501872B8 (en) * | 2012-05-03 | 2022-08-17 | Dyson Technology Ltd | Coated Structured Surfaces |
| US9449927B2 (en) * | 2012-11-29 | 2016-09-20 | Taiwan Semiconductor Manufacturing Company, Ltd. | Seal ring structure with metal-insulator-metal capacitor |
| CN104282567B (zh) * | 2013-07-05 | 2017-05-03 | 上海和辉光电有限公司 | 制造igzo层和tft的方法 |
| US9577026B2 (en) * | 2014-05-27 | 2017-02-21 | Taiwan Semiconductor Manufacturing Company Limited | MIM capacitor and method of forming the same |
| CN104200992A (zh) * | 2014-08-29 | 2014-12-10 | 安徽普和电子有限公司 | 一种电容器 |
| US9420693B2 (en) | 2014-09-18 | 2016-08-16 | Intel Corporation | Integration of embedded thin film capacitors in package substrates |
| US20160181242A1 (en) * | 2014-12-23 | 2016-06-23 | Korea Electronics Technology Institute | Passive device and manufacturing method thereof |
| KR101792381B1 (ko) | 2016-01-04 | 2017-11-01 | 삼성전기주식회사 | 전자부품 및 그 제조방법 |
| WO2018003445A1 (ja) | 2016-06-28 | 2018-01-04 | 株式会社村田製作所 | キャパシタ |
| JP6583220B2 (ja) * | 2016-11-15 | 2019-10-02 | 株式会社村田製作所 | コンデンサ及びコンデンサの製造方法 |
| US9966425B1 (en) | 2017-02-28 | 2018-05-08 | United Microelectronics Corp. | Method for fabricating a MIM capacitor |
| JP6579502B2 (ja) | 2017-07-26 | 2019-09-25 | 株式会社村田製作所 | キャパシタ |
| US10840325B2 (en) * | 2018-04-11 | 2020-11-17 | International Business Machines Corporation | Low resistance metal-insulator-metal capacitor electrode |
| US10861929B2 (en) | 2018-06-27 | 2020-12-08 | Taiwan Semiconductor Manufacturing Co., Ltd. | Electronic device including a capacitor |
| EP3867935A4 (en) | 2018-10-18 | 2022-07-13 | Smoltek AB | DISCREET METAL-INSULATOR-METAL (MIM) ENERGY STORAGE COMPONENT AND METHOD OF FABRICATION |
| TWI691092B (zh) * | 2018-11-05 | 2020-04-11 | 力晶積成電子製造股份有限公司 | 電容單元及其製造方法 |
| WO2021138839A1 (zh) * | 2020-01-08 | 2021-07-15 | 深圳市汇顶科技股份有限公司 | 电容器及其制作方法 |
| CN118692826A (zh) * | 2024-07-05 | 2024-09-24 | 迪盛(武汉)微电子科技有限公司 | 一种薄膜电容器元件及其制造方法 |
| CN121376898A (zh) * | 2025-12-10 | 2026-01-23 | 合肥领航微系统集成有限公司 | 一种叠层式压电mems结构 |
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| JPH10224756A (ja) | 1997-02-10 | 1998-08-21 | Matsushita Electric Ind Co Ltd | 在宅介護支援システム |
| US6358811B1 (en) | 1998-11-05 | 2002-03-19 | Bae Yeon Kim | Method for forming a stoichiometric ferroelectric and/or dielectric thin film layer containing lead or bismuth on an electrode |
| JP2002280528A (ja) * | 1999-05-14 | 2002-09-27 | Toshiba Corp | 半導体装置及びその製造方法 |
| US6611014B1 (en) | 1999-05-14 | 2003-08-26 | Kabushiki Kaisha Toshiba | Semiconductor device having ferroelectric capacitor and hydrogen barrier film and manufacturing method thereof |
| JP3950290B2 (ja) * | 1999-09-10 | 2007-07-25 | 三星電子株式会社 | キャパシタ保護膜を含む半導体メモリ素子及びその製造方法 |
| JP2001085626A (ja) * | 1999-09-14 | 2001-03-30 | Fuji Electric Co Ltd | 複合電子部品およびその製造方法 |
| KR100351056B1 (ko) | 2000-06-27 | 2002-09-05 | 삼성전자 주식회사 | 선택적 금속산화막 형성단계를 포함하는 반도체 소자의 제조방법 |
| JP2002164506A (ja) * | 2000-11-27 | 2002-06-07 | Toshiba Corp | 半導体装置及びその製造方法 |
| JP2003115545A (ja) * | 2001-10-04 | 2003-04-18 | Sony Corp | 誘電体キャパシタおよびその製造方法 |
| US7091102B2 (en) * | 2002-12-20 | 2006-08-15 | Samsung Electronics Co., Ltd. | Methods of forming integrated circuit devices having a capacitor with a hydrogen barrier spacer on a sidewall thereof and integrated circuit devices formed thereby |
| JP2004356464A (ja) * | 2003-05-30 | 2004-12-16 | Oki Electric Ind Co Ltd | 強誘電体素子の製造方法、強誘電体素子及びFeRAM |
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| US20080087930A1 (en) * | 2006-10-11 | 2008-04-17 | Jong-Cheol Lee | Capicitor Using Binary Metal Electrode, Semiconductor Device Having The Capacitor And Method of Fabricating The Same |
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| US7745280B2 (en) * | 2008-05-29 | 2010-06-29 | United Microelectronics Corp. | Metal-insulator-metal capacitor structure |
-
2008
- 2008-10-28 JP JP2008277299A patent/JP5455352B2/ja not_active Expired - Fee Related
-
2009
- 2009-10-26 CN CN200980137877.2A patent/CN102165542B/zh not_active Expired - Fee Related
- 2009-10-26 US US13/121,081 patent/US8907449B2/en not_active Expired - Fee Related
- 2009-10-26 WO PCT/JP2009/068738 patent/WO2010050606A1/ja not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN102165542A (zh) | 2011-08-24 |
| US20110193194A1 (en) | 2011-08-11 |
| JP2010109014A (ja) | 2010-05-13 |
| US8907449B2 (en) | 2014-12-09 |
| WO2010050606A1 (ja) | 2010-05-06 |
| CN102165542B (zh) | 2014-04-02 |
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