KR20100114820A - 반도체장치 - Google Patents
반도체장치 Download PDFInfo
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- KR20100114820A KR20100114820A KR1020100021139A KR20100021139A KR20100114820A KR 20100114820 A KR20100114820 A KR 20100114820A KR 1020100021139 A KR1020100021139 A KR 1020100021139A KR 20100021139 A KR20100021139 A KR 20100021139A KR 20100114820 A KR20100114820 A KR 20100114820A
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 90
- 239000000758 substrate Substances 0.000 claims abstract description 47
- 238000000034 method Methods 0.000 claims description 14
- 230000015572 biosynthetic process Effects 0.000 claims description 7
- 230000005684 electric field Effects 0.000 abstract description 21
- 239000010410 layer Substances 0.000 description 24
- 239000003990 capacitor Substances 0.000 description 22
- 239000011229 interlayer Substances 0.000 description 16
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/402—Field plates
- H01L29/404—Multiple field plate structures
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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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/76—Making of isolation regions between components
- H01L21/762—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers
- H01L21/76224—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials
- H01L21/76237—Dielectric regions, e.g. EPIC dielectric isolation, LOCOS; Trench refilling techniques, SOI technology, use of channel stoppers using trench refilling with dielectric materials introducing impurities in trench side or bottom walls, e.g. for forming channel stoppers or alter isolation behavior
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0607—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration
- H01L29/0611—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
- H01L29/0619—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE] with a supplementary region doped oppositely to or in rectifying contact with the semiconductor containing or contacting region, e.g. guard rings with PN or Schottky junction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable 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
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
- H01L29/7393—Insulated gate bipolar mode transistors, i.e. IGBT; IGT; COMFET
- H01L29/7395—Vertical transistors, e.g. vertical IGBT
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
- H01L29/02—Semiconductor bodies ; Multistep manufacturing processes therefor
- H01L29/06—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions
- H01L29/0603—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0607—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration
- H01L29/0638—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by their shape; characterised by the shapes, relative sizes, or dispositions of the semiconductor regions ; characterised by the concentration or distribution of impurities within semiconductor regions characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for preventing surface leakage due to surface inversion layer, e.g. with channel stopper
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Manufacturing & Machinery (AREA)
Abstract
Description
도 2는 도 1의 II-II선에 따른 개략적인 단면도이다.
도 3은 본 발명의 실시예 2에 있어서의 반도체장치를 개략적으로 나타낸 평면도이다.
도 4는 도 3의 IV-IV선에 따른 개략적인 단면도이다.
도 5는 본 발명의 실시예 3에 있어서의 반도체장치의 개략적인 단면도이며, 도 3의 IV-IV선에 대응하는 단면의 개략적인 단면도이다.
도 6은 본 발명의 실시예 4에 있어서의 반도체장치의 개략적인 단면도이며, 도 3의 IV-IV선에 대응하는 단면의 개략적인 단면도이다.
도 7은 비교예의 반도체장치의 개략적인 단면도이며, 도 3의 IV-IV선에 대응하는 단면의 개략적인 단면도이다.
도 8은 본 발명의 실시예 1과 비교예의 표면전계 분포(전계 및 거리)를 도시한 도면이다.
Claims (7)
- 주표면을 갖고, 상기 주표면에 소자 형성 영역을 갖는 반도체 기판과,
평면에서 볼 때 상기 소자 형성 영역의 주위를 둘러싸도록 상기 반도체 기판의 상기 주표면에 형성된 가드 링과,
상기 반도체 기판의 상기 주표면 위에 형성되고, 또한 상기 가드 링에 전기적으로 접속된 가드 링 전극과,
평면에서 볼 때 상기 가드 링의 외주측에 위치하도록 상기 반도체 기판의 상기 주표면에 형성된 채널 스톱퍼 영역과,
상기 반도체 기판의 상기 주표면 위에 형성되고, 또한 상기 채널 스톱퍼 영역에 전기적으로 접속된 채널 스톱퍼 전극과,
상기 반도체 기판 위에 절연 상태로 배치된 필드 플레이트를 구비하고,
상기 필드 플레이트는, 상기 반도체 기판의 상기 주표면과 상기 가드 링 전극 사이에 위치하는 제1 부분과, 상기 반도체 기판의 상기 주표면과 상기 채널 스톱퍼 전극 사이에 위치하는 제2 부분을 포함하고,
상기 제1 부분은, 평면에서 볼 때 상기 가드 링 전극과 중첩되는 부분을 갖고,
상기 제2 부분은, 평면에서 볼 때 상기 채널 스톱퍼 전극과 중첩되는 부분을 갖고 있는, 반도체장치.
- 제 1항에 있어서,
상기 필드 플레이트는, 상기 제 1 부분 및 상기 제 2 부분 이외의 제 3 부분을 포함하고,
상기 제 3 부분은, 평면에서 볼 때 상기 제 1 부분 및 상기 제 2 부분의 적어도 한쪽과 중첩하는 부분을 갖고 있는, 반도체장치.
- 제 2항에 있어서,
상기 필드 플레이트의 상기 제 3 부분은, 상기 가드 링 전극 및 상기 채널 스톱퍼 전극과 동일한 층에 속해 있는, 반도체장치.
- 제 2항에 있어서,
상기 필드 플레이트의 상기 제 3 부분은, 상기 가드 링 전극 및 상기 채널 스톱퍼 전극보다 하층에 형성되어 있는, 반도체장치.
- 제 1항에 있어서,
상기 필드 플레이트는, 상기 제 1 부분 및 상기 제 2 부분 이외의 제 3 부분을 포함하고,
상기 제 1 부분, 상기 제 2 부분 및 상기 제 3 부분은, 상기 주표면의 신장 방향을 따라 나란하게 늘어서 있는, 반도체장치.
- 제 5항에 있어서,
상기 필드 플레이트는, 하층 전극과, 상기 하층 전극 위에 접하여 배치된 상층 매립 전극을 포함하고 있는, 반도체장치.
- 제 1항에 있어서,
상기 필드 플레이트는, 상기 가드 링 전극과 용량결합하고 있고, 또한 상기 채널 스톱퍼 전극과 용량결합하고 있는, 반도체장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009099997A JP5376365B2 (ja) | 2009-04-16 | 2009-04-16 | 半導体装置 |
JPJP-P-2009-099997 | 2009-04-16 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20100114820A true KR20100114820A (ko) | 2010-10-26 |
KR101121045B1 KR101121045B1 (ko) | 2012-03-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020100021139A KR101121045B1 (ko) | 2009-04-16 | 2010-03-10 | 반도체장치 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9236436B2 (ko) |
JP (1) | JP5376365B2 (ko) |
KR (1) | KR101121045B1 (ko) |
CN (1) | CN101866946B (ko) |
DE (1) | DE102010011259B4 (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014084124A1 (ja) * | 2012-11-29 | 2014-06-05 | 富士電機株式会社 | 半導体装置 |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5716591B2 (ja) * | 2011-07-26 | 2015-05-13 | 三菱電機株式会社 | 半導体装置 |
JP5676002B2 (ja) * | 2011-09-28 | 2015-02-25 | 三菱電機株式会社 | 半導体装置 |
JP5640969B2 (ja) * | 2011-12-26 | 2014-12-17 | 三菱電機株式会社 | 半導体素子 |
CN104040720B (zh) * | 2012-01-12 | 2016-12-14 | 丰田自动车株式会社 | 半导体装置及其制造方法 |
US9818742B2 (en) * | 2012-05-11 | 2017-11-14 | Polar Semiconductor, Llc | Semiconductor device isolation using an aligned diffusion and polysilicon field plate |
CN102723278B (zh) * | 2012-06-26 | 2017-03-29 | 上海华虹宏力半导体制造有限公司 | 半导体结构形成方法 |
JP2014204038A (ja) * | 2013-04-08 | 2014-10-27 | 三菱電機株式会社 | 半導体装置及びその製造方法 |
JP6129117B2 (ja) * | 2013-05-29 | 2017-05-17 | 三菱電機株式会社 | 半導体装置及びその製造方法 |
JP2014236124A (ja) * | 2013-06-03 | 2014-12-15 | 三菱電機株式会社 | 半導体装置、半導体装置の検査方法 |
JP6231778B2 (ja) * | 2013-06-05 | 2017-11-15 | キヤノン株式会社 | 電気デバイスおよび放射線検査装置 |
DE102014005879B4 (de) * | 2014-04-16 | 2021-12-16 | Infineon Technologies Ag | Vertikale Halbleitervorrichtung |
CN111106168B (zh) * | 2018-10-26 | 2022-07-01 | 珠海零边界集成电路有限公司 | 半导体器件的终端耐压结构、半导体器件及其制造方法 |
CN111554677B (zh) * | 2020-05-06 | 2024-02-27 | 四川立泰电子有限公司 | 电磁干扰低的功率器件终端结构 |
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JP2634929B2 (ja) * | 1990-06-14 | 1997-07-30 | 三菱電機株式会社 | シリコンプレーナ型半導体装置 |
JP2739004B2 (ja) | 1992-01-16 | 1998-04-08 | 三菱電機株式会社 | 半導体装置 |
JP3217488B2 (ja) | 1992-08-28 | 2001-10-09 | 株式会社リコー | 高耐圧半導体装置 |
JP3397356B2 (ja) * | 1993-02-05 | 2003-04-14 | 株式会社東芝 | 半導体装置 |
JP3591301B2 (ja) | 1998-05-07 | 2004-11-17 | 富士電機デバイステクノロジー株式会社 | 半導体装置 |
JP2000269520A (ja) | 1999-03-15 | 2000-09-29 | Toshiba Corp | 高耐圧型半導体装置 |
JP4357753B2 (ja) * | 2001-01-26 | 2009-11-04 | 株式会社東芝 | 高耐圧半導体装置 |
KR100535062B1 (ko) * | 2001-06-04 | 2005-12-07 | 마츠시타 덴끼 산교 가부시키가이샤 | 고내압 반도체장치 |
JP2003347547A (ja) | 2002-05-27 | 2003-12-05 | Mitsubishi Electric Corp | 電力用半導体装置及びその製造方法 |
JP2005005443A (ja) * | 2003-06-11 | 2005-01-06 | Toshiba Corp | 高耐圧半導体装置 |
JP4269863B2 (ja) | 2003-09-25 | 2009-05-27 | 富士電機デバイステクノロジー株式会社 | 双方向高耐圧プレーナ型半導体装置 |
JP4731816B2 (ja) | 2004-01-26 | 2011-07-27 | 三菱電機株式会社 | 半導体装置 |
JP2006173437A (ja) | 2004-12-17 | 2006-06-29 | Toshiba Corp | 半導体装置 |
US20070029573A1 (en) | 2005-08-08 | 2007-02-08 | Lin Cheng | Vertical-channel junction field-effect transistors having buried gates and methods of making |
JP4935192B2 (ja) * | 2006-05-31 | 2012-05-23 | 三菱電機株式会社 | 半導体装置 |
JP2008187125A (ja) | 2007-01-31 | 2008-08-14 | Toshiba Corp | 半導体装置 |
JP2009004681A (ja) | 2007-06-25 | 2009-01-08 | Toshiba Corp | 半導体装置 |
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2009
- 2009-04-16 JP JP2009099997A patent/JP5376365B2/ja not_active Expired - Fee Related
- 2009-12-31 US US12/651,055 patent/US9236436B2/en active Active
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2010
- 2010-03-10 KR KR1020100021139A patent/KR101121045B1/ko active IP Right Grant
- 2010-03-12 DE DE102010011259.3A patent/DE102010011259B4/de active Active
- 2010-03-15 CN CN2010101500942A patent/CN101866946B/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2014084124A1 (ja) * | 2012-11-29 | 2014-06-05 | 富士電機株式会社 | 半導体装置 |
Also Published As
Publication number | Publication date |
---|---|
DE102010011259A1 (de) | 2010-10-28 |
CN101866946B (zh) | 2013-06-05 |
DE102010011259B4 (de) | 2015-05-28 |
US20100264507A1 (en) | 2010-10-21 |
US9236436B2 (en) | 2016-01-12 |
JP2010251553A (ja) | 2010-11-04 |
JP5376365B2 (ja) | 2013-12-25 |
CN101866946A (zh) | 2010-10-20 |
KR101121045B1 (ko) | 2012-03-20 |
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