CN105810731B - 碳化硅半导体元件以及其制造方法 - Google Patents
碳化硅半导体元件以及其制造方法 Download PDFInfo
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- CN105810731B CN105810731B CN201410840780.0A CN201410840780A CN105810731B CN 105810731 B CN105810731 B CN 105810731B CN 201410840780 A CN201410840780 A CN 201410840780A CN 105810731 B CN105810731 B CN 105810731B
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- semiconductor layer
- layer
- doped region
- silicon carbide
- semiconductor device
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 159
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 title claims abstract description 52
- 229910010271 silicon carbide Inorganic materials 0.000 title claims abstract description 52
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 239000012535 impurity Substances 0.000 claims abstract description 40
- 238000009826 distribution Methods 0.000 claims abstract description 23
- 230000003247 decreasing effect Effects 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 31
- 150000002500 ions Chemical class 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 12
- 239000007943 implant Substances 0.000 claims description 11
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 claims description 8
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 229910052710 silicon Inorganic materials 0.000 claims description 8
- 239000010703 silicon Substances 0.000 claims description 8
- 238000002161 passivation Methods 0.000 claims description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 6
- GQPLMRYTRLFLPF-UHFFFAOYSA-N Nitrous Oxide Chemical compound [O-][N+]#N GQPLMRYTRLFLPF-UHFFFAOYSA-N 0.000 claims description 6
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 238000001459 lithography Methods 0.000 claims description 6
- 229910052757 nitrogen Inorganic materials 0.000 claims description 6
- 238000007254 oxidation reaction Methods 0.000 claims description 6
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 4
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 239000011521 glass Substances 0.000 claims description 4
- 230000003647 oxidation Effects 0.000 claims description 4
- 230000001154 acute effect Effects 0.000 claims description 3
- 238000000137 annealing Methods 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 3
- 239000001272 nitrous oxide Substances 0.000 claims description 3
- XHXFXVLFKHQFAL-UHFFFAOYSA-N phosphoryl trichloride Chemical compound ClP(Cl)(Cl)=O XHXFXVLFKHQFAL-UHFFFAOYSA-N 0.000 claims description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 239000000377 silicon dioxide Substances 0.000 claims description 3
- 229910017083 AlN Inorganic materials 0.000 claims description 2
- PIGFYZPCRLYGLF-UHFFFAOYSA-N Aluminum nitride Chemical compound [Al]#N PIGFYZPCRLYGLF-UHFFFAOYSA-N 0.000 claims description 2
- XYFCBTPGUUZFHI-UHFFFAOYSA-N Phosphine Chemical compound P XYFCBTPGUUZFHI-UHFFFAOYSA-N 0.000 claims description 2
- 229910021529 ammonia Inorganic materials 0.000 claims description 2
- 229910052786 argon Inorganic materials 0.000 claims description 2
- 238000000407 epitaxy Methods 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 239000001257 hydrogen Substances 0.000 claims description 2
- 229910052739 hydrogen Inorganic materials 0.000 claims description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 2
- 230000036961 partial effect Effects 0.000 claims description 2
- -1 siloxanes Chemical class 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 229910001868 water Inorganic materials 0.000 claims description 2
- 239000004020 conductor Substances 0.000 claims 1
- 238000000151 deposition Methods 0.000 claims 1
- 230000008021 deposition Effects 0.000 claims 1
- 230000002829 reductive effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 12
- 229910052799 carbon Inorganic materials 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 4
- 229910052796 boron Inorganic materials 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000000231 atomic layer deposition Methods 0.000 description 3
- 229910003978 SiClx Inorganic materials 0.000 description 2
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 239000002019 doping agent Substances 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 229910019213 POCl3 Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- QVMHUALAQYRRBM-UHFFFAOYSA-N [P].[P] Chemical compound [P].[P] QVMHUALAQYRRBM-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000005527 interface trap Effects 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910003465 moissanite Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (31)
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CN201410840780.0A CN105810731B (zh) | 2014-12-30 | 2014-12-30 | 碳化硅半导体元件以及其制造方法 |
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CN201410840780.0A CN105810731B (zh) | 2014-12-30 | 2014-12-30 | 碳化硅半导体元件以及其制造方法 |
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CN105810731A CN105810731A (zh) | 2016-07-27 |
CN105810731B true CN105810731B (zh) | 2019-03-01 |
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Families Citing this family (2)
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CN106449392A (zh) * | 2016-11-29 | 2017-02-22 | 东莞市广信知识产权服务有限公司 | 一种SiC表面钝化方法 |
DE102019125676B3 (de) | 2019-09-24 | 2021-01-21 | Infineon Technologies Ag | Stromspreizgebiet enthaltende halbleitervorrichtung |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6071781A (en) * | 1996-07-15 | 2000-06-06 | Nec Corporation | Method of fabricating lateral MOS transistor |
CN1484287A (zh) * | 2002-09-17 | 2004-03-24 | 海力士半导体有限公司 | 半导体装置的制造方法 |
CN101569015A (zh) * | 2007-10-15 | 2009-10-28 | 松下电器产业株式会社 | 半导体装置及其制造方法 |
CN104103690A (zh) * | 2013-04-12 | 2014-10-15 | 英飞凌科技奥地利有限公司 | 半导体器件和用于生产该半导体器件的方法 |
-
2014
- 2014-12-30 CN CN201410840780.0A patent/CN105810731B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6071781A (en) * | 1996-07-15 | 2000-06-06 | Nec Corporation | Method of fabricating lateral MOS transistor |
CN1484287A (zh) * | 2002-09-17 | 2004-03-24 | 海力士半导体有限公司 | 半导体装置的制造方法 |
CN101569015A (zh) * | 2007-10-15 | 2009-10-28 | 松下电器产业株式会社 | 半导体装置及其制造方法 |
CN104103690A (zh) * | 2013-04-12 | 2014-10-15 | 英飞凌科技奥地利有限公司 | 半导体器件和用于生产该半导体器件的方法 |
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Effective date of registration: 20200616 Address after: Room 1225, area B, 12 / F, block B, Lane 2855, Huqingping highway, Qingpu District, Shanghai Patentee after: Shanghai hanqian Technology Co.,Ltd. Address before: 5 / F, 6 / F, No. 18, puting Road, Xinzhu City Patentee before: HESTIA POWER Inc. |
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Application publication date: 20160727 Assignee: Shanghai hanxinzuo Technology Development Co.,Ltd. Assignor: Shanghai hanqian Technology Co.,Ltd. Contract record no.: X2024980004839 Denomination of invention: Silicon carbide semiconductor components and their manufacturing methods Granted publication date: 20190301 License type: Common License Record date: 20240424 |
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