CN114388270A - 一种高平坦度的下极板的mim电容及其制造方法 - Google Patents
一种高平坦度的下极板的mim电容及其制造方法 Download PDFInfo
- Publication number
- CN114388270A CN114388270A CN202210031920.4A CN202210031920A CN114388270A CN 114388270 A CN114388270 A CN 114388270A CN 202210031920 A CN202210031920 A CN 202210031920A CN 114388270 A CN114388270 A CN 114388270A
- Authority
- CN
- China
- Prior art keywords
- layer
- metal layer
- cover plate
- aluminum
- mim capacitor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003990 capacitor Substances 0.000 title claims abstract description 49
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 95
- 239000002184 metal Substances 0.000 claims abstract description 95
- 238000000034 method Methods 0.000 claims abstract description 52
- 230000008569 process Effects 0.000 claims abstract description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 28
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 26
- 239000000758 substrate Substances 0.000 claims abstract description 17
- UQZIWOQVLUASCR-UHFFFAOYSA-N alumane;titanium Chemical compound [AlH3].[Ti] UQZIWOQVLUASCR-UHFFFAOYSA-N 0.000 claims abstract description 15
- 238000005229 chemical vapour deposition Methods 0.000 claims abstract description 15
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000010936 titanium Substances 0.000 claims abstract description 14
- 229910052719 titanium Inorganic materials 0.000 claims abstract description 14
- 238000000151 deposition Methods 0.000 claims abstract description 12
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 11
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 11
- 238000005240 physical vapour deposition Methods 0.000 claims abstract description 10
- 230000008021 deposition Effects 0.000 claims abstract description 8
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 229920002120 photoresistant polymer Polymers 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 21
- 238000005530 etching Methods 0.000 claims description 12
- 230000002401 inhibitory effect Effects 0.000 claims description 12
- 230000001629 suppression Effects 0.000 claims description 10
- 230000005012 migration Effects 0.000 claims description 8
- 238000013508 migration Methods 0.000 claims description 8
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 229910052814 silicon oxide Inorganic materials 0.000 claims description 6
- 238000001259 photo etching Methods 0.000 claims description 5
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical group N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- 230000005764 inhibitory process Effects 0.000 claims description 2
- 238000005289 physical deposition Methods 0.000 claims description 2
- 229910001069 Ti alloy Inorganic materials 0.000 abstract description 11
- 125000004429 atom Chemical group 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 4
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 description 1
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 1
- LEVVHYCKPQWKOP-UHFFFAOYSA-N [Si].[Ge] Chemical compound [Si].[Ge] LEVVHYCKPQWKOP-UHFFFAOYSA-N 0.000 description 1
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical group [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 229910000077 silane Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/64—Impedance arrangements
- H01L23/642—Capacitive arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L28/00—Passive two-terminal components without a potential-jump or surface barrier for integrated circuits; Details thereof; Multistep manufacturing processes therefor
- H01L28/40—Capacitors
- H01L28/60—Electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210031920.4A CN114388270A (zh) | 2022-01-12 | 2022-01-12 | 一种高平坦度的下极板的mim电容及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210031920.4A CN114388270A (zh) | 2022-01-12 | 2022-01-12 | 一种高平坦度的下极板的mim电容及其制造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN114388270A true CN114388270A (zh) | 2022-04-22 |
Family
ID=81202564
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210031920.4A Pending CN114388270A (zh) | 2022-01-12 | 2022-01-12 | 一种高平坦度的下极板的mim电容及其制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN114388270A (zh) |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03150823A (ja) * | 1989-11-07 | 1991-06-27 | Nippon Chemicon Corp | 電解コンデンサ用アルミニウム電極 |
US20050056939A1 (en) * | 2003-09-16 | 2005-03-17 | Shinko Electric Industries Co., Ltd. | Thin-film capacitor and method of producing the capacitor |
US20060115950A1 (en) * | 2004-11-26 | 2006-06-01 | Kwang-Bok Kim | Methods of fabricating trench type capacitors including protective layers for electrodes and capacitors so formed |
CN101364532A (zh) * | 2007-08-09 | 2009-02-11 | 中芯国际集成电路制造(上海)有限公司 | Mim电容器及其制造方法、半导体器件及其制造方法 |
US20210288138A1 (en) * | 2020-03-13 | 2021-09-16 | United Microelectronics Corp. | Metal-insulator-metal capacitor and method for fabricating the same |
CN113497186A (zh) * | 2020-04-01 | 2021-10-12 | 联华电子股份有限公司 | 并联的电容结构及其制作方法 |
-
2022
- 2022-01-12 CN CN202210031920.4A patent/CN114388270A/zh active Pending
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03150823A (ja) * | 1989-11-07 | 1991-06-27 | Nippon Chemicon Corp | 電解コンデンサ用アルミニウム電極 |
US20050056939A1 (en) * | 2003-09-16 | 2005-03-17 | Shinko Electric Industries Co., Ltd. | Thin-film capacitor and method of producing the capacitor |
US20060115950A1 (en) * | 2004-11-26 | 2006-06-01 | Kwang-Bok Kim | Methods of fabricating trench type capacitors including protective layers for electrodes and capacitors so formed |
CN101364532A (zh) * | 2007-08-09 | 2009-02-11 | 中芯国际集成电路制造(上海)有限公司 | Mim电容器及其制造方法、半导体器件及其制造方法 |
US20210288138A1 (en) * | 2020-03-13 | 2021-09-16 | United Microelectronics Corp. | Metal-insulator-metal capacitor and method for fabricating the same |
CN113497186A (zh) * | 2020-04-01 | 2021-10-12 | 联华电子股份有限公司 | 并联的电容结构及其制作方法 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5923970A (en) | Method of fabricating a ferrolelectric capacitor with a graded barrier layer structure | |
US9424993B2 (en) | Systems and methods for a thin film capacitor having a composite high-K thin film stack | |
US7981761B2 (en) | Method of manufacturing semiconductor device having MIM capacitor | |
EP3258472B1 (en) | Capacitor with thin film multilayer dielectric having both columnar and randomly oriented crystal grains | |
EP3067947A1 (en) | A thin film dielectric stack | |
US7026680B2 (en) | Thin film capacitive element, method for producing same and electronic device | |
JP5458514B2 (ja) | 半導体装置の製造方法、及び半導体装置 | |
US8368176B2 (en) | Semiconductor device and method of manufacturing semiconductor device | |
CN114388270A (zh) | 一种高平坦度的下极板的mim电容及其制造方法 | |
CN113206196A (zh) | 基于硅通孔技术的三维mim电容器及其制备方法 | |
US6919283B2 (en) | Fabrication of pure and modified Ta2O5 thin film with enhanced properties for microwave communication, dynamic random access memory and integrated electronic applications | |
KR100429876B1 (ko) | 고밀도 씨딩층을 갖는 루테늄막을 구비하는 반도체 소자의제조 방법 및 그러한 반도체 소자를 형성하기 위한 제조장비 | |
KR100238200B1 (ko) | 반도체 장치의 커패시터 및 그 제조 방법 | |
CN101359662A (zh) | 半导体装置 | |
TW200539354A (en) | Low temperature method for metal deposition | |
US6239020B1 (en) | Method for forming interlayer dielectric layer | |
KR20050054591A (ko) | 비티에스 또는 비티지 물질로 이루어진 고유전체막을구비하는 반도체 소자의 커패시터 및 그 제조방법 | |
CN114583049B (zh) | Mim电容器的制作方法及mim电容器 | |
US20220320096A1 (en) | Capacitor array structure and preparation method thereof and semiconductor memory device | |
US20210143248A1 (en) | Semiconductor structure having laminate dielectric films and method of manufacturing a semiconductor structure | |
KR20010045968A (ko) | 반도체 소자의 캐패시터 제조방법 | |
KR100265345B1 (ko) | 반도체 장치의 고유전체 캐패시터 제조방법 | |
CN113571499A (zh) | 一种金属-氧化层-栅极电容器及其制备方法 | |
CN113948570A (zh) | 半导体结构及其制备工艺 | |
JP2003109952A (ja) | 誘電体膜及びキャパシタ絶縁膜、並びにこれらの膜の作製方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20220921 Address after: 510000 room 710, Jianshe building, No. 348, Kaifa Avenue, Huangpu District, Guangzhou, Guangdong Applicant after: Ruili flat core Microelectronics (Guangzhou) Co.,Ltd. Applicant after: Guangdong Dawan District integrated circuit and System Application Research Institute Address before: Room 1601-1607, No. 85, Xiangxue Avenue, Huangpu District, Guangzhou, Guangdong 510700 Applicant before: AoXin integrated circuit technology (Guangdong) Co.,Ltd. Applicant before: Guangdong Dawan District integrated circuit and System Application Research Institute |