KR20110036773A - 반도체 장치 및 그 제조방법 - Google Patents
반도체 장치 및 그 제조방법 Download PDFInfo
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- KR20110036773A KR20110036773A KR1020117005046A KR20117005046A KR20110036773A KR 20110036773 A KR20110036773 A KR 20110036773A KR 1020117005046 A KR1020117005046 A KR 1020117005046A KR 20117005046 A KR20117005046 A KR 20117005046A KR 20110036773 A KR20110036773 A KR 20110036773A
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- 239000004065 semiconductor Substances 0.000 title claims description 47
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000013078 crystal Substances 0.000 claims abstract description 80
- 230000007547 defect Effects 0.000 claims abstract description 80
- 239000000758 substrate Substances 0.000 claims abstract description 63
- 238000002347 injection Methods 0.000 claims abstract description 30
- 239000007924 injection Substances 0.000 claims abstract description 30
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 14
- 238000005468 ion implantation Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 5
- 229910045601 alloy Inorganic materials 0.000 claims description 3
- 239000000956 alloy Substances 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 136
- 150000002500 ions Chemical class 0.000 description 22
- 230000000694 effects Effects 0.000 description 14
- 230000007423 decrease Effects 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 238000001459 lithography Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 238000005229 chemical vapour deposition Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000001133 acceleration Effects 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
- 230000002238 attenuated effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000001039 wet etching Methods 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
- H10D48/30—Devices controlled by electric currents or voltages
- H10D48/32—Devices controlled by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H10D48/34—Bipolar devices
- H10D48/345—Bipolar transistors having ohmic electrodes on emitter-like, base-like, and collector-like regions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
- H10D12/411—Insulated-gate bipolar transistors [IGBT]
- H10D12/441—Vertical IGBTs
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
- H10D12/01—Manufacture or treatment
- H10D12/031—Manufacture or treatment of IGBTs
- H10D12/032—Manufacture or treatment of IGBTs of vertical IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/106—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE] having supplementary regions doped oppositely to or in rectifying contact with regions of the semiconductor bodies, e.g. guard rings with PN or Schottky junctions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/141—Anode or cathode regions of thyristors; Collector or emitter regions of gated bipolar-mode devices, e.g. of IGBTs
- H10D62/142—Anode regions of thyristors or collector regions of gated bipolar-mode devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/50—Physical imperfections
- H10D62/53—Physical imperfections the imperfections being within the semiconductor body
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- Engineering & Computer Science (AREA)
- 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)
- Electrodes Of Semiconductors (AREA)
- Thyristors (AREA)
- Bipolar Transistors (AREA)
Abstract
Description
도2는 반도체 기판 중에 있어서 형성된 결정결함층의 깊이와 정공 주입량과의 관계를 나타내는 도면이다.
도3은 본 발명의 실시형태에 관한 IGBT의 제조방법을 나타내는 공정 단면도이다.
도4는 IGBT 소자의 구조를 나타내는 단면도이다.
11 : 반도체 기판
20 : 활성영역
21 : 에미터 공통전극
22, 108 : 절연층
25 : 결정결함층
30 : 칩 외주부
40 : 비활성영역
41 : 거더 링 p층
100 : IGBT 소자
101 : p형 기판
102 : n층
103 : p+층
104 : n+층
105 : 게이트 산화막
106 : 게이트
107 : 에미터 전극
Claims (5)
- p형 기판 상에 n층이 형성된 구성의 반도체 기판(半導體 基板) 상에, 상기 p형 기판을 컬렉터(collector), 상기 n층을 베이스(base)로 하고, 표면측에 에미터(emittor) 및 게이트(gate)가 형성된 구성의 절연 게이트 바이폴러 트랜시스터 소자(絶緣 gate bipolar transisotor 素子)를 구비하고, 상기 반도체 기판 중에 결정결함(結晶缺陷)이 많이 유입된 결정결함층(結晶缺陷層)이 형성된 반도체 장치(半導體 裝置)로서,
상기 반도체 기판에 있어서 상기 절연 게이트 바이폴러 트랜시스터 소자가 형성된 영역인 활성영역(活性領域)에 있어서의 상기 결정결함층은, 상기 반도체 기판에 있어서 상기 절연 게이트 바이폴러 트랜시스터 소자가 형성되어 있지 않은 영역인 비활성영역(非活性領域)에 있어서의 상기 결정결함층보다 상기 표면으로부터 보아서 얕은 위치에 형성되는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,
상기 비활성영역에 있어서의 정공 주입량(正孔 注入量)이 상기 활성영역에 있어서의 정공 주입량보다 적어지게 되도록, 상기 결정결함층이 상기 활성영역 및 상기 비활성영역에 형성되어 있는 것을 특징으로 하는 반도체 장치.
- 제1항에 있어서,
상기 활성영역에 있어서 형성된 절연 게이트 바이폴러 트랜시스터 소자의 에미터에 접속된 에미터 공통전극(emittor 共通電極)이, 상기 반도체 기판보다 이온 저지능(ion 沮止能)이 높은 재료로 형성되는 것을 특징으로 하는 반도체 장치.
- 제3항에 있어서,
상기 에미터 공통전극이 니켈(nickel) 또는 니켈을 포함하는 합금을 포함하여 형성되는 것을 특징으로 하는 반도체 장치.
- p형 기판 상에 n층이 형성된 구성의 반도체 기판 상에, 상기 p형 기판을 컬렉터, 상기 n층을 베이스로 하고, 표면측에 에미터 및 게이트가 형성된 구성의 절연 게이트 바이폴러 트랜시스터 소자를 구비하고, 상기 반도체 기판 중에 결정결함이 많이 유입된 결정결함층이 형성된 반도체 장치의 제조방법으로서,
상기 반도체 기판 상에 상기 절연 게이트 바이폴러 트랜시스터 소자를 형성하는 트랜지스터 형성공정(transistor 形成工程)과,
상기 절연 게이트 바이폴러 트랜시스터 소자 상에 있어서, 상기 절연 게이트 바이폴러 트랜시스터 소자의 에미터에 접속된 에미터 공통전극을 형성하는 전극형성공정(電極形成工程)과,
상기 표면측으로부터 이온주입을 함으로써 상기 결정결함층을 상기 반도체 기판 중에 형성하는 이온주입공정(ion 注入工程)을
구비하는 것을 특징으로 하는 반도체 장치의 제조방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008277839A JP2010109031A (ja) | 2008-10-29 | 2008-10-29 | 半導体装置及びその製造方法 |
JPJP-P-2008-277839 | 2008-10-29 | ||
PCT/JP2009/005316 WO2010050130A1 (ja) | 2008-10-29 | 2009-10-13 | 半導体装置及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
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KR20110036773A true KR20110036773A (ko) | 2011-04-08 |
KR101222847B1 KR101222847B1 (ko) | 2013-01-16 |
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Family Applications (1)
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KR1020117005046A KR101222847B1 (ko) | 2008-10-29 | 2009-10-13 | 반도체 장치 및 그 제조방법 |
Country Status (5)
Country | Link |
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US (1) | US8384123B2 (ko) |
JP (1) | JP2010109031A (ko) |
KR (1) | KR101222847B1 (ko) |
CN (1) | CN102171800B (ko) |
WO (1) | WO2010050130A1 (ko) |
Families Citing this family (7)
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JP2012134198A (ja) * | 2010-12-20 | 2012-07-12 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
DE102013009985B4 (de) | 2013-06-14 | 2019-06-13 | X-Fab Semiconductor Foundries Ag | IGBT-Leistungstransistor, herstellbar in einer grabenisolierten SOI-Technologie und Verfahren zu seiner Herstellung |
CN104347403B (zh) * | 2013-07-31 | 2017-11-14 | 无锡华润上华科技有限公司 | 一种绝缘栅双极性晶体管的制造方法 |
JP6277814B2 (ja) * | 2014-03-25 | 2018-02-14 | 株式会社デンソー | 半導体装置 |
JP6611532B2 (ja) * | 2015-09-17 | 2019-11-27 | ローム株式会社 | 半導体装置および半導体装置の製造方法 |
JP6531589B2 (ja) * | 2015-09-17 | 2019-06-19 | 株式会社デンソー | 半導体装置 |
CN113571415B (zh) * | 2021-09-22 | 2022-01-11 | 上海积塔半导体有限公司 | Igbt器件及其制作方法 |
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JP2561963B2 (ja) | 1989-11-27 | 1996-12-11 | 三菱電機株式会社 | 絶縁ゲート型バイポーラトランジスタおよびその製造方法 |
JPH04269874A (ja) | 1991-02-26 | 1992-09-25 | Toshiba Corp | 半導体装置 |
JP3438971B2 (ja) | 1994-12-14 | 2003-08-18 | 三洋電機株式会社 | 縦型mos半導体装置の製造方法 |
JP2883017B2 (ja) * | 1995-02-20 | 1999-04-19 | ローム株式会社 | 半導体装置およびその製法 |
JPH0982807A (ja) * | 1995-09-20 | 1997-03-28 | Hitachi Ltd | 半導体装置 |
KR100485680B1 (ko) * | 1997-03-25 | 2005-08-31 | 롬 가부시키가이샤 | 반도체장치및그제조방법 |
JPH10270451A (ja) * | 1997-03-25 | 1998-10-09 | Rohm Co Ltd | 半導体装置およびその製造方法 |
JP2001077357A (ja) | 1999-08-31 | 2001-03-23 | Toshiba Corp | 半導体装置 |
JP3695249B2 (ja) | 1999-09-30 | 2005-09-14 | 株式会社日立製作所 | 半導体装置及びそれを用いた電力変換装置 |
JP2002093813A (ja) | 2000-09-13 | 2002-03-29 | Toyota Motor Corp | 半導体装置の製造方法 |
JP4840551B2 (ja) * | 2001-06-07 | 2011-12-21 | 株式会社デンソー | Mosトランジスタ |
JP3885616B2 (ja) | 2002-03-08 | 2007-02-21 | 富士電機デバイステクノロジー株式会社 | 半導体装置 |
JP3952452B2 (ja) | 2002-03-25 | 2007-08-01 | 新電元工業株式会社 | 半導体装置の製造方法 |
JP4857520B2 (ja) | 2004-01-07 | 2012-01-18 | トヨタ自動車株式会社 | バイポーラ半導体装置及びその製造方法 |
JP4910304B2 (ja) * | 2005-04-20 | 2012-04-04 | トヨタ自動車株式会社 | 半導体装置 |
US7534666B2 (en) * | 2005-07-27 | 2009-05-19 | International Rectifier Corporation | High voltage non punch through IGBT for switch mode power supplies |
DE102006025958B3 (de) * | 2006-06-02 | 2007-10-11 | Infineon Technologies Ag | Sanft schaltendes Halbleiterbauelement mit hoher Robustheit und geringen Schaltverlusten |
DE102007029121B3 (de) * | 2007-06-25 | 2008-11-20 | Infineon Technologies Austria Ag | Verfahren zur Herstellung eines Halbleiterbauelements, sowie Halbleiterbauelement |
DE102007036147B4 (de) * | 2007-08-02 | 2017-12-21 | Infineon Technologies Austria Ag | Verfahren zum Herstellen eines Halbleiterkörpers mit einer Rekombinationszone |
US7687825B2 (en) * | 2007-09-18 | 2010-03-30 | Cree, Inc. | Insulated gate bipolar conduction transistors (IBCTS) and related methods of fabrication |
JP4265684B1 (ja) * | 2007-11-07 | 2009-05-20 | トヨタ自動車株式会社 | 半導体装置 |
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- 2009-10-13 CN CN200980139284.XA patent/CN102171800B/zh active Active
- 2009-10-13 KR KR1020117005046A patent/KR101222847B1/ko active IP Right Grant
- 2009-10-13 US US13/120,899 patent/US8384123B2/en active Active
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WO2010050130A1 (ja) | 2010-05-06 |
CN102171800B (zh) | 2014-01-29 |
CN102171800A (zh) | 2011-08-31 |
KR101222847B1 (ko) | 2013-01-16 |
US8384123B2 (en) | 2013-02-26 |
US20110175139A1 (en) | 2011-07-21 |
JP2010109031A (ja) | 2010-05-13 |
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