CN102024758A - 肖特基二极管的制造方法 - Google Patents
肖特基二极管的制造方法 Download PDFInfo
- Publication number
- CN102024758A CN102024758A CN2009101956280A CN200910195628A CN102024758A CN 102024758 A CN102024758 A CN 102024758A CN 2009101956280 A CN2009101956280 A CN 2009101956280A CN 200910195628 A CN200910195628 A CN 200910195628A CN 102024758 A CN102024758 A CN 102024758A
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- CN
- China
- Prior art keywords
- schottky diode
- dielectric layer
- manufacture method
- semiconductor substrate
- metal
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 47
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 30
- 239000004065 semiconductor Substances 0.000 claims abstract description 52
- 239000000758 substrate Substances 0.000 claims abstract description 27
- 230000008569 process Effects 0.000 claims abstract description 19
- 238000009792 diffusion process Methods 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims description 53
- 239000002184 metal Substances 0.000 claims description 52
- 239000002019 doping agent Substances 0.000 claims description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 238000002955 isolation Methods 0.000 claims description 15
- 239000010936 titanium Substances 0.000 claims description 13
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 11
- 229910052719 titanium Inorganic materials 0.000 claims description 11
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
- 239000010703 silicon Substances 0.000 claims description 7
- 239000010941 cobalt Substances 0.000 claims description 6
- 229910017052 cobalt Inorganic materials 0.000 claims description 6
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 2
- 230000004888 barrier function Effects 0.000 abstract description 27
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 230000002349 favourable effect Effects 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 56
- 238000005516 engineering process Methods 0.000 description 20
- 229910021332 silicide Inorganic materials 0.000 description 14
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 14
- 238000005530 etching Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 150000002500 ions Chemical class 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 7
- 238000005036 potential barrier Methods 0.000 description 7
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 239000002800 charge carrier Substances 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000001259 photo etching Methods 0.000 description 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical group [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 230000005641 tunneling Effects 0.000 description 1
- 238000001947 vapour-phase growth Methods 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN200910195628.0A CN102024758B (zh) | 2009-09-11 | 2009-09-11 | 肖特基二极管的制造方法 |
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CN200910195628.0A CN102024758B (zh) | 2009-09-11 | 2009-09-11 | 肖特基二极管的制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN102024758A true CN102024758A (zh) | 2011-04-20 |
CN102024758B CN102024758B (zh) | 2014-01-08 |
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CN200910195628.0A Expired - Fee Related CN102024758B (zh) | 2009-09-11 | 2009-09-11 | 肖特基二极管的制造方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103325680A (zh) * | 2013-04-24 | 2013-09-25 | 苏州硅智源微电子有限公司 | 提高集成电路双极型三极管抗辐射的方法 |
CN110795902A (zh) * | 2019-10-30 | 2020-02-14 | 中国科学院国家空间科学中心 | 一种肖特基二极管的仿真模型的计算方法及系统 |
CN115148600A (zh) * | 2022-05-25 | 2022-10-04 | 深圳市汇芯通信技术有限公司 | 一种垂直高压高浪涌jbs二极管及其制作方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2615867Y (zh) * | 2003-03-25 | 2004-05-12 | 浙江大学 | 一种肖特基二极管的原型器件 |
US20060125019A1 (en) * | 2004-12-15 | 2006-06-15 | Tower Semiconductor Ltd. | Gate defined schottky diode |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20090071805A (ko) * | 2007-12-28 | 2009-07-02 | 주식회사 동부하이텍 | 반도체 소자의 쇼트키 다이오드 및 그의 제조 방법 |
-
2009
- 2009-09-11 CN CN200910195628.0A patent/CN102024758B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2615867Y (zh) * | 2003-03-25 | 2004-05-12 | 浙江大学 | 一种肖特基二极管的原型器件 |
US20060125019A1 (en) * | 2004-12-15 | 2006-06-15 | Tower Semiconductor Ltd. | Gate defined schottky diode |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103325680A (zh) * | 2013-04-24 | 2013-09-25 | 苏州硅智源微电子有限公司 | 提高集成电路双极型三极管抗辐射的方法 |
CN110795902A (zh) * | 2019-10-30 | 2020-02-14 | 中国科学院国家空间科学中心 | 一种肖特基二极管的仿真模型的计算方法及系统 |
CN110795902B (zh) * | 2019-10-30 | 2023-05-12 | 中国科学院国家空间科学中心 | 一种肖特基二极管的仿真模型的计算方法及系统 |
CN115148600A (zh) * | 2022-05-25 | 2022-10-04 | 深圳市汇芯通信技术有限公司 | 一种垂直高压高浪涌jbs二极管及其制作方法 |
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CN102024758B (zh) | 2014-01-08 |
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C06 | Publication | ||
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Owner name: SEMICONDUCTOR MANUFACTURING INTERNATIONAL (BEIJING Effective date: 20121127 |
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Effective date of registration: 20121127 Address after: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant after: Semiconductor Manufacturing International (Shanghai) Corporation Applicant after: Semiconductor Manufacturing International (Beijing) Corporation Address before: 201203 Shanghai City, Pudong New Area Zhangjiang Road No. 18 Applicant before: Semiconductor Manufacturing International (Shanghai) Corporation |
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C14 | Grant of patent or utility model | ||
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Granted publication date: 20140108 Termination date: 20190911 |