JP4892356B2 - 集積トランジスタ、特に40ボルト以上の電圧用集積トランジスタ - Google Patents
集積トランジスタ、特に40ボルト以上の電圧用集積トランジスタ Download PDFInfo
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- JP4892356B2 JP4892356B2 JP2006548189A JP2006548189A JP4892356B2 JP 4892356 B2 JP4892356 B2 JP 4892356B2 JP 2006548189 A JP2006548189 A JP 2006548189A JP 2006548189 A JP2006548189 A JP 2006548189A JP 4892356 B2 JP4892356 B2 JP 4892356B2
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- 239000002019 doping agent Substances 0.000 claims description 12
- 238000002955 isolation Methods 0.000 claims description 10
- 239000004065 semiconductor Substances 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 6
- 239000000615 nonconductor Substances 0.000 claims description 6
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- 238000004519 manufacturing process Methods 0.000 description 7
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- 238000010586 diagram Methods 0.000 description 5
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- 238000005530 etching Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 4
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- 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
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- 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
- H01L21/22—Diffusion of impurity materials, e.g. doping materials, electrode materials, into or out of a semiconductor body, or between semiconductor regions; Interactions between two or more impurities; Redistribution of impurities
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- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
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- H01L21/8232—Field-effect technology
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- H01L21/823481—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type isolation region manufacturing related aspects, e.g. to avoid interaction of isolation region with adjacent structure
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- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
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- H01L21/8232—Field-effect technology
- H01L21/8234—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
- H01L21/823487—MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of vertical transistor structures, i.e. with channel vertical to the substrate surface
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- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
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- H01L27/088—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including only semiconductor components of a single kind including field-effect components only the components being field-effect transistors with insulated gate
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- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/73—Bipolar junction transistors
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- 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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7802—Vertical DMOS transistors, i.e. VDMOS transistors
- H01L29/7809—Vertical DMOS transistors, i.e. VDMOS transistors having both source and drain contacts on the same surface, i.e. Up-Drain VDMOS transistors
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- 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
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- Condensed Matter Physics & Semiconductors (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Bipolar Transistors (AREA)
- Bipolar Integrated Circuits (AREA)
- Element Separation (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
Claims (12)
- 半導体基板(10)と、
上記半導体基板のメイン領域から遠い側に位置し、
上記半導体基板(10)に含まれ、
基礎のドープ型にドープされ、
上記半導体基板(10)のメイン領域(30)から離れて配置されている、接続領域(14)と、
上記半導体基板(10)に含まれ、
上記メイン領域から遠い側に位置する上記接続領域(14)よりも低いドーパント濃度で上記基礎のドープ型にドープされ、
上記メイン領域から遠い側に位置する上記接続領域(14)と上記メイン領域(30)との間に配置されている、ドリフト領域(50)と、
上記メイン領域から近い側に位置し、
上記基礎のドープ型にドープされ、
上記メイン領域から遠い側に位置する接続領域14よりも上記基板の上記メイン領域(30)の近くに配置されている、接続領域(58)と、
上記基礎のドープ型とは異なるドーピングタイプにドープされ、
上記ドリフト領域(50)を、上記メイン領域から近い側に位置する上記接続領域(58)から分離させる、逆ドーピング領域(56)と、
上記メイン領域(30)から、該メイン領域から遠い側に位置する接続領域(14)の方向に延伸する電気絶縁性の絶縁トレンチ(48)と、
上記メイン領域(30)から、少なくとも、該メイン領域から遠い側に位置する接続領域(14)まで延伸した補助トレンチ(46)と、を含み、
上記絶縁トレンチ(48〜48d、148)が、上記逆ドーピング領域(56〜56d、156)と上記補助トレンチ(46〜46d、146)との間に配置され、
上記補助トレンチ(46〜46d、146)は、上記ドリフト領域(50〜50d、150)におけるよりも高いドーパント濃度で上記基礎のドープ型にドープされたドーピング領域(52〜52d、152)により、その側壁およびトレンチ底を囲まれ、
上記補助トレンチ(46〜46d、146)は、ただ一つのトランジスタ用である、集積トランジスタ(T1〜T8)。 - 上記絶縁トレンチ(48〜48e、148)または上記補助トレンチ(46〜46e、146)が、
(a)トレンチ幅(B)が、1μmより大きい、もしくは、2μmより大きい、
(b)トレンチ幅(B)が、10μmより小さい、もしくは、5μmより小さい、
(c)トレンチ深さが、10μmより深い、もしくは、15μmより深い、
(d)上記基板の材料(10、20)の切り抜きに上記トレンチが生成されている、
のうち少なくとも1つの特徴を有することを特徴とする請求項1に記載の集積トランジスタ(T1〜T8)。 - 上記絶縁トレンチ(48〜48e、148)は、該トレンチを完全に充填する電気絶縁体を含む、または、
上記絶縁トレンチ(48〜48e、148)は、少なくとも1つのトレンチ壁およびトレンチ底上に電気絶縁体と、さらに、上記トレンチ内に電気伝導性を有する領域とを含む、ことを特徴とする請求項1または2に記載の集積トランジスタ(T1〜T8)。 - 上記絶縁トレンチ(48〜48e、148)は、上記補助トレンチ(46〜46e、146)と同じ深さを有することを特徴とする請求項1〜3のいずれか1項に記載の集積トランジスタ(T1〜T8)。
- 上記補助トレンチ(46〜46e、146)は、上記絶縁トレンチ(48〜48e、148)より深いことを特徴とする請求項1〜3のいずれか1項に記載の集積トランジスタ(T1〜T8)。
- 上記絶縁トレンチ(48)の少なくとも一部において、上記絶縁トレンチ(48)の底と、上記メイン領域から離れた側に位置する接続領域(14〜14e、114)との間の距離が、上記メイン領域(30〜30e、130)と、上記メイン領域から離れた側に位置する接続領域(14〜14e、114)との間の距離に対して、1/5〜4/5の範囲、もしくは、1/3〜2/3の範囲の距離である、および/または、
上記メイン領域から離れた側にさらなる接続領域(16)を有し、上記補助トレンチ(46)と好ましくは同じ深さを有するさらなる絶縁トレンチ(48b)が、該さらなる接続領域(16)まで延伸している、または、
上記絶縁トレンチ(48)の別の部分が、上記メイン領域から遠い側に位置する上記接続領域(14)まで延伸していることを特徴とする請求項5に記載の集積トランジスタ(T1〜T8)。 - 上記補助トレンチ(46〜46e、146)は、上記絶縁トレンチ(48〜48e、148)と同一の充填材を含むことを特徴とする請求項1〜6のいずれか1項に記載の集積トランジスタ(T1〜T8)。
- 上記ドリフト領域(50〜50e、150)におけるよりも高いドーパント濃度で上記基礎のドープ型にドープされたドーピング領域(52〜52e、98、152)が、上記絶縁トレンチ(48〜48e、148)と上記補助トレンチ(46〜46e、146)との間に配置され、
該ドーピング領域(52〜52e、98、152)は、上記補助トレンチ(46〜46e、146)の近傍の領域のみを充填し、上記絶縁トレンチ(48〜48e、148)の近傍の領域を充填しないことを特徴とする請求項1〜7のいずれか1項に記載の集積トランジスタ(T1〜T8)。 - 逆ドーピングタイプによりドープされた基板メイン領域(10〜10e、110)と、
上記メイン領域(30)から上記基板メイン領域(10)まで延伸する、少なくとも1つの基板トレンチ(12、12e、60、62、112)とを有することを特徴とする請求項1〜8のいずれか1項に記載の集積トランジスタ(T1〜T8)。 - 上記基板トレンチ(12、12e)は、上記基板メイン領域(10、10e)におけるよりも高いドーパント濃度で逆ドーピングタイプによりドープされたドーピング領域(26、26e)により、囲まれていることを特徴とする請求項9に記載の集積トランジスタ(T1〜T8)。
- 少なくとも2つの基板トレンチ(60、62)が形成されており、一方の該基板トレンチ(60)のトレンチ端からもう一方の該基板トレンチ(62)のトレンチ端まで、上記基板メイン領域(10d)におけるよりも高いドーパント濃度で逆ドーピングタイプによりドープされたドーピング領域(26d)が延伸していることを特徴とする請求項9に記載の集積トランジスタ(T5)。
- 上記ドーピング領域(52〜52d、152)により囲まれている、上記補助トレンチ(46〜46d、146)のトレンチ底の深さは、上記接続領域(14)の深さ方向の両端の中間の深さであることを特徴とする請求項1に記載の集積トランジスタ。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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DE102004002181A DE102004002181B4 (de) | 2004-01-15 | 2004-01-15 | Integrierter Transistor, insbesondere für Spannungen größer 40 Volt, und Herstellungsverfahren |
DE102004002181.3 | 2004-01-15 | ||
PCT/EP2004/053137 WO2005069380A1 (de) | 2004-01-15 | 2004-11-26 | Integrierter transistor, insbesondere für spannungen grösser 40 volt, und herstellungsverfahren |
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JP2007522650A JP2007522650A (ja) | 2007-08-09 |
JP4892356B2 true JP4892356B2 (ja) | 2012-03-07 |
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JP2006548189A Expired - Fee Related JP4892356B2 (ja) | 2004-01-15 | 2004-11-26 | 集積トランジスタ、特に40ボルト以上の電圧用集積トランジスタ |
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US (3) | US7582948B2 (ja) |
JP (1) | JP4892356B2 (ja) |
DE (1) | DE102004002181B4 (ja) |
WO (1) | WO2005069380A1 (ja) |
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DE102004002181B4 (de) * | 2004-01-15 | 2011-08-18 | Infineon Technologies AG, 81669 | Integrierter Transistor, insbesondere für Spannungen größer 40 Volt, und Herstellungsverfahren |
DE102006023731B4 (de) * | 2006-05-19 | 2008-04-17 | Infineon Technologies Ag | Halbleiterstruktur und Verfahren zur Herstellung der Halbleiterstruktur |
DE102006054334B3 (de) | 2006-11-17 | 2008-07-10 | Austriamicrosystems Ag | Verfahren zur Herstellung eines Halbleiterbauelementes mit Isolationsgraben und Kontaktgraben |
DE102007033839B4 (de) * | 2007-07-18 | 2015-04-09 | Infineon Technologies Austria Ag | Halbleiterbauelement und Verfahren zur Herstellung desselben |
EP3102661B1 (en) | 2014-02-07 | 2020-08-05 | GOJO Industries, Inc. | Compositions and methods with efficacy against spores and other organisms |
US10553633B2 (en) * | 2014-05-30 | 2020-02-04 | Klaus Y.J. Hsu | Phototransistor with body-strapped base |
US10811543B2 (en) * | 2018-12-26 | 2020-10-20 | Texas Instruments Incorporated | Semiconductor device with deep trench isolation and trench capacitor |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0778833A (ja) * | 1993-09-09 | 1995-03-20 | Fujitsu Ltd | バイポーラトランジスタとその製造方法 |
JPH11214398A (ja) * | 1997-11-04 | 1999-08-06 | Motorola Inc | 高周波バイポーラ・トランジスタおよびその製造方法 |
US6011297A (en) * | 1997-07-18 | 2000-01-04 | Advanced Micro Devices,Inc. | Use of multiple slots surrounding base region of a bipolar junction transistor to increase cumulative breakdown voltage |
US20010015470A1 (en) * | 1999-04-19 | 2001-08-23 | National Semiconductor Corporation | Trench isolated bipolar transistor structure integrated with CMOS technology |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0068072A2 (en) * | 1981-07-01 | 1983-01-05 | Rockwell International Corporation | Lateral PNP transistor and method |
DE3586341T2 (de) * | 1984-02-03 | 1993-02-04 | Advanced Micro Devices Inc | Bipolartransistor mit in schlitzen gebildeten aktiven elementen. |
US5206182A (en) * | 1989-06-08 | 1993-04-27 | United Technologies Corporation | Trench isolation process |
EP0483487B1 (en) * | 1990-10-31 | 1995-03-01 | International Business Machines Corporation | Self-aligned epitaxial base transistor and method for fabricating same |
US5539238A (en) * | 1992-09-02 | 1996-07-23 | Texas Instruments Incorporated | Area efficient high voltage Mosfets with vertical resurf drift regions |
DE69331052T2 (de) * | 1993-07-01 | 2002-06-06 | Cons Ric Microelettronica | Integrierte Randstruktur für Hochspannung-Halbleiteranordnungen und dazugehöriger Herstellungsprozess |
KR950021600A (ko) * | 1993-12-09 | 1995-07-26 | 가나이 쯔또무 | 반도체 집적회로장치 및 그 제조방법 |
US5614750A (en) * | 1995-06-29 | 1997-03-25 | Northern Telecom Limited | Buried layer contact for an integrated circuit structure |
US5912501A (en) * | 1997-07-18 | 1999-06-15 | Advanced Micro Devices, Inc. | Elimination of radius of curvature effects of p-n junction avalanche breakdown using slots |
GB0005650D0 (en) * | 2000-03-10 | 2000-05-03 | Koninkl Philips Electronics Nv | Field-effect semiconductor devices |
US6831346B1 (en) * | 2001-05-04 | 2004-12-14 | Cypress Semiconductor Corp. | Buried layer substrate isolation in integrated circuits |
JP2004228466A (ja) * | 2003-01-27 | 2004-08-12 | Renesas Technology Corp | 集積半導体装置およびその製造方法 |
US7368777B2 (en) * | 2003-12-30 | 2008-05-06 | Fairchild Semiconductor Corporation | Accumulation device with charge balance structure and method of forming the same |
EP1553574A1 (en) | 2004-01-08 | 2005-07-13 | Deutsche Thomson-Brandt Gmbh | Method for determining spherical aberration |
DE102004002181B4 (de) * | 2004-01-15 | 2011-08-18 | Infineon Technologies AG, 81669 | Integrierter Transistor, insbesondere für Spannungen größer 40 Volt, und Herstellungsverfahren |
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2004
- 2004-01-15 DE DE102004002181A patent/DE102004002181B4/de not_active Expired - Fee Related
- 2004-11-26 WO PCT/EP2004/053137 patent/WO2005069380A1/de active Application Filing
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0778833A (ja) * | 1993-09-09 | 1995-03-20 | Fujitsu Ltd | バイポーラトランジスタとその製造方法 |
US6011297A (en) * | 1997-07-18 | 2000-01-04 | Advanced Micro Devices,Inc. | Use of multiple slots surrounding base region of a bipolar junction transistor to increase cumulative breakdown voltage |
JPH11214398A (ja) * | 1997-11-04 | 1999-08-06 | Motorola Inc | 高周波バイポーラ・トランジスタおよびその製造方法 |
US20010015470A1 (en) * | 1999-04-19 | 2001-08-23 | National Semiconductor Corporation | Trench isolated bipolar transistor structure integrated with CMOS technology |
Also Published As
Publication number | Publication date |
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DE102004002181B4 (de) | 2011-08-18 |
JP2007522650A (ja) | 2007-08-09 |
US7582948B2 (en) | 2009-09-01 |
US8129249B2 (en) | 2012-03-06 |
US20070023865A1 (en) | 2007-02-01 |
WO2005069380A1 (de) | 2005-07-28 |
DE102004002181A1 (de) | 2005-08-11 |
US20100330765A1 (en) | 2010-12-30 |
US8021952B2 (en) | 2011-09-20 |
US20090280616A1 (en) | 2009-11-12 |
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