KR20190026470A - 에피택셜 웨이퍼 및 그 제조 방법 - Google Patents
에피택셜 웨이퍼 및 그 제조 방법 Download PDFInfo
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- KR20190026470A KR20190026470A KR1020170113435A KR20170113435A KR20190026470A KR 20190026470 A KR20190026470 A KR 20190026470A KR 1020170113435 A KR1020170113435 A KR 1020170113435A KR 20170113435 A KR20170113435 A KR 20170113435A KR 20190026470 A KR20190026470 A KR 20190026470A
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- 238000000034 method Methods 0.000 title claims description 25
- 238000004519 manufacturing process Methods 0.000 claims abstract description 27
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 25
- 239000010703 silicon Substances 0.000 claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 238000006243 chemical reaction Methods 0.000 claims abstract description 12
- 238000007865 diluting Methods 0.000 claims abstract description 5
- BLRPTPMANUNPDV-UHFFFAOYSA-N Silane Chemical compound [SiH4] BLRPTPMANUNPDV-UHFFFAOYSA-N 0.000 claims description 13
- 229910000077 silane Inorganic materials 0.000 claims description 11
- 235000012431 wafers Nutrition 0.000 description 82
- 239000010410 layer Substances 0.000 description 62
- 239000007789 gas Substances 0.000 description 57
- 239000004065 semiconductor Substances 0.000 description 26
- 239000000758 substrate Substances 0.000 description 26
- 229910010271 silicon carbide Inorganic materials 0.000 description 16
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 13
- 239000002019 doping agent Substances 0.000 description 10
- 239000010408 film Substances 0.000 description 8
- 230000003446 memory effect Effects 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 8
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 239000010409 thin film Substances 0.000 description 5
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000005055 methyl trichlorosilane Substances 0.000 description 4
- JLUFWMXJHAVVNN-UHFFFAOYSA-N methyltrichlorosilane Chemical compound C[Si](Cl)(Cl)Cl JLUFWMXJHAVVNN-UHFFFAOYSA-N 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- -1 CH3 or SiClx Chemical class 0.000 description 3
- 239000012159 carrier gas Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 239000003085 diluting agent Substances 0.000 description 3
- 229910001873 dinitrogen Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- SLLGVCUQYRMELA-UHFFFAOYSA-N chlorosilicon Chemical compound Cl[Si] SLLGVCUQYRMELA-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005669 field effect Effects 0.000 description 2
- 238000005188 flotation Methods 0.000 description 2
- 229910021478 group 5 element Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000001004 secondary ion mass spectrometry Methods 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 238000005033 Fourier transform infrared spectroscopy Methods 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229910003978 SiClx Inorganic materials 0.000 description 1
- CSDREXVUYHZDNP-UHFFFAOYSA-N alumanylidynesilicon Chemical compound [Al].[Si] CSDREXVUYHZDNP-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000012495 reaction gas Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02293—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process formation of epitaxial layers by a deposition process
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/02104—Forming layers
- H01L21/02107—Forming insulating materials on a substrate
- H01L21/02225—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer
- H01L21/0226—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process
- H01L21/02263—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase
- H01L21/02271—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition
- H01L21/0228—Forming insulating materials on a substrate characterised by the process for the formation of the insulating layer formation by a deposition process deposition from the gas or vapour phase deposition by decomposition or reaction of gaseous or vapour phase compounds, i.e. chemical vapour deposition deposition by cyclic CVD, e.g. ALD, ALE, pulsed CVD
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/324—Thermal treatment for modifying the properties of semiconductor bodies, e.g. annealing, sintering
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
도 2는 본 발명의 일 실시예에 다른 에피택셜 웨이퍼 제조방법을 설명하기 위한 도면이고,
도 3은 회전판과 웨이퍼의 평면도이고,
도 4는 회전판의 개념도이고,
도 5는 실시예에 따른 효과를 설명하는 그래프이고,
도 6은 실시예에 따른 에피택셜 웨이퍼를 도시한 도면이고,
도 7은 도 6에서 에피택셜 웨이퍼의 두께에 따른 농도를 도시한 도면이고,
도 8은 도 6의 변형예이다.
최소 도펀트 농도 | 최대 도펀트 농도 | |
비교예1(A) | 0.5E1015 | 2.9E1015 |
실시예1(B) | 3.6E1015 | 4.3E1015 |
실시예2(C) | 3.8E1015 | 4.5E1015 |
실시예3(D) | 4.2E1015 | 4.8E1015 |
실시예4(E) | 4.7E1015 | 4.9E1015 |
Claims (7)
- 에피텍셜 성장이 이루어진 에피텍셜 웨이퍼 제조장치의 회전판에 웨이퍼를 배치시키는 준비단계; 및
상기 에피택셜 웨이퍼 제조장치에 성장 가스와 도핑 가스, 및 희석 가스를
포함하는 반응 소스를 주입하여 에피택셜 성장시키는 단계를 포함하고,
상기 웨이퍼를 배치시키는 준비단계는,
챔버를 베이크(bake)하는 단계, 실리콘원을 투입하는 단계 및 챔버를 N형 코팅하는 단계 중 어느 하나를 포함하는 에피택셜 웨이퍼 제조방법.
- 제1항에 있어서,
챔버를 베이크(bake)하는 단계는 챔버에 열을 1500℃ 내지 1950℃로 가하는 에피택셜 웨이퍼 제조방법.
- 제1항에 있어서,
실리콘원을 투입하는 단계는 성장 가스 중 실란(SiH4)를 투입하는 에피택셜 웨이퍼 제조방법.
- 제1항에 있어서,
챔버를 N형 코팅하는 단계는 성장가스를 챔버에 투입하는 에피택셜 웨이퍼 제조방법.
- 제4항에 있어서,
성장 가스는 제1 성장가스와 제2 성장가스를 포함하고,
제1 성장가스의 투입량와 제2 성장가스의 투입량의 비율(ratio)이 1:5인 에피택셜 웨이퍼 제조방법.
- 제5항에 있어서,
제1 성장가스는 C3H8 이고, 제2 성장가스는 SiH4인 에피택셜 웨이퍼 제조방법.
- 제1항에 있어서,
에피택셜 성장시키는 단계는 에피택셜 성장이 반복 수행되고,
제1 에피택셜 성장 이후 제2 에피택셜 전에 챔버를 베이크(bake)하는 단계, 실리콘원을 투입하는 단계 및 챔버를 N형 코팅하는 단계를 수행하는 에피택셜 웨이퍼 제조방법.
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130070481A (ko) * | 2011-12-19 | 2013-06-27 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 제조 방법 |
KR20130070482A (ko) * | 2011-12-19 | 2013-06-27 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 제조 방법 |
KR20140055336A (ko) * | 2012-10-31 | 2014-05-09 | 엘지이노텍 주식회사 | 에피택셜 웨이퍼 및 그 제조 방법 |
KR20140055338A (ko) * | 2012-10-31 | 2014-05-09 | 엘지이노텍 주식회사 | 에피택셜 웨이퍼 및 그 제조 방법 |
JP2015122443A (ja) * | 2013-12-24 | 2015-07-02 | 昭和電工株式会社 | SiCエピタキシャルウェハの製造装置およびSiCエピタキシャルウェハの製造方法 |
KR20170006799A (ko) * | 2015-07-09 | 2017-01-18 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 및 이의 제조 방법 |
JP2017055086A (ja) * | 2015-09-11 | 2017-03-16 | 昭和電工株式会社 | SiCエピタキシャルウェハの製造方法及びSiCエピタキシャルウェハの製造装置 |
JP2017059576A (ja) * | 2015-09-14 | 2017-03-23 | 住友電気工業株式会社 | 炭化珪素エピタキシャル基板の製造方法 |
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Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130070481A (ko) * | 2011-12-19 | 2013-06-27 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 제조 방법 |
KR20130070482A (ko) * | 2011-12-19 | 2013-06-27 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 제조 방법 |
KR20140055336A (ko) * | 2012-10-31 | 2014-05-09 | 엘지이노텍 주식회사 | 에피택셜 웨이퍼 및 그 제조 방법 |
KR20140055338A (ko) * | 2012-10-31 | 2014-05-09 | 엘지이노텍 주식회사 | 에피택셜 웨이퍼 및 그 제조 방법 |
JP2015122443A (ja) * | 2013-12-24 | 2015-07-02 | 昭和電工株式会社 | SiCエピタキシャルウェハの製造装置およびSiCエピタキシャルウェハの製造方法 |
KR20170006799A (ko) * | 2015-07-09 | 2017-01-18 | 엘지이노텍 주식회사 | 탄화규소 에피 웨이퍼 및 이의 제조 방법 |
JP2017055086A (ja) * | 2015-09-11 | 2017-03-16 | 昭和電工株式会社 | SiCエピタキシャルウェハの製造方法及びSiCエピタキシャルウェハの製造装置 |
JP2017059576A (ja) * | 2015-09-14 | 2017-03-23 | 住友電気工業株式会社 | 炭化珪素エピタキシャル基板の製造方法 |
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