CN101556955B - 测量高密度沟槽mosfet阵列的体区夹紧电阻的结构 - Google Patents
测量高密度沟槽mosfet阵列的体区夹紧电阻的结构 Download PDFInfo
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- CN101556955B CN101556955B CN2009101332037A CN200910133203A CN101556955B CN 101556955 B CN101556955 B CN 101556955B CN 2009101332037 A CN2009101332037 A CN 2009101332037A CN 200910133203 A CN200910133203 A CN 200910133203A CN 101556955 B CN101556955 B CN 101556955B
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- 238000005259 measurement Methods 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims description 18
- 239000004065 semiconductor Substances 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 6
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 3
- 229920005591 polysilicon Polymers 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims 3
- 238000003491 array Methods 0.000 claims 1
- 210000000746 body region Anatomy 0.000 abstract 2
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 2
- 229910000577 Silicon-germanium Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 229910052732 germanium Inorganic materials 0.000 description 1
- GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000012360 testing method Methods 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
- H01L29/66—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
- H01L29/7813—Vertical DMOS transistors, i.e. VDMOS transistors with trench gate electrode, e.g. UMOS transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L22/00—Testing or measuring during manufacture or treatment; Reliability measurements, i.e. testing of parts without further processing to modify the parts as such; Structural arrangements therefor
- H01L22/30—Structural arrangements specially adapted for testing or measuring during manufacture or treatment, or specially adapted for reliability measurements
- H01L22/34—Circuits for electrically characterising or monitoring manufacturing processes, e. g. whole test die, wafers filled with test structures, on-board-devices incorporated on each die, process control monitors or pad structures thereof, devices in scribe line
-
- 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
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
-
- 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
- H01L29/76—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
- H01L29/7815—Vertical DMOS transistors, i.e. VDMOS transistors with voltage or current sensing structure, e.g. emulator section, overcurrent sensing cell
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Automation & Control Theory (AREA)
- Testing Or Measuring Of Semiconductors Or The Like (AREA)
- Testing Of Individual Semiconductor Devices (AREA)
Abstract
Description
Claims (13)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/100,554 US7683369B2 (en) | 2008-04-10 | 2008-04-10 | Structure for measuring body pinch resistance of high density trench MOSFET array |
US12/100,554 | 2008-04-10 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101556955A CN101556955A (zh) | 2009-10-14 |
CN101556955B true CN101556955B (zh) | 2011-04-20 |
Family
ID=41163230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2009101332037A Active CN101556955B (zh) | 2008-04-10 | 2009-03-26 | 测量高密度沟槽mosfet阵列的体区夹紧电阻的结构 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7683369B2 (zh) |
CN (1) | CN101556955B (zh) |
TW (1) | TWI420612B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100940415B1 (ko) * | 2007-12-03 | 2010-02-02 | 주식회사 동부하이텍 | 배면 드레인 구조 웨이퍼의 온저항 측정방법 |
JP2012033552A (ja) * | 2010-07-28 | 2012-02-16 | On Semiconductor Trading Ltd | 双方向スイッチ及びその製造方法 |
CN103367330A (zh) * | 2013-07-31 | 2013-10-23 | 上海宏力半导体制造有限公司 | 功率半导体器件的测试结构及其制造方法 |
CN103383938B (zh) * | 2013-07-31 | 2015-12-23 | 中航(重庆)微电子有限公司 | 沟槽式功率mos器件接触孔电阻检测结构 |
US10199492B2 (en) | 2016-11-30 | 2019-02-05 | Alpha And Omega Semiconductor Incorporated | Folded channel trench MOSFET |
CN106803501B (zh) * | 2017-02-08 | 2019-08-13 | 上海华虹宏力半导体制造有限公司 | 孔链电阻 |
TWI650862B (zh) * | 2017-12-25 | 2019-02-11 | 大陸商萬國半導體(澳門)股份有限公司 | 折疊通道溝槽mosfet |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5841164A (en) * | 1995-10-30 | 1998-11-24 | Mitsubishi Denki Kabushiki Kaisha | Test structure for dielectric film evaluation |
US5889410A (en) * | 1996-05-22 | 1999-03-30 | International Business Machines Corporation | Floating gate interlevel defect monitor and method |
US6172398B1 (en) * | 1997-08-11 | 2001-01-09 | Magepower Semiconductor Corp. | Trenched DMOS device provided with body-dopant redistribution-compensation region for preventing punch through and adjusting threshold voltage |
US6750507B2 (en) * | 1999-04-22 | 2004-06-15 | Advanced Analogic Technologies, Inc. | Super-self-aligned trench-gated DMOS with reduced on-resistance |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6710403B2 (en) * | 2002-07-30 | 2004-03-23 | Fairchild Semiconductor Corporation | Dual trench power MOSFET |
US6861716B1 (en) * | 2003-10-31 | 2005-03-01 | International Business Machines Corporation | Ladder-type gate structure for four-terminal SOI semiconductor device |
-
2008
- 2008-04-10 US US12/100,554 patent/US7683369B2/en not_active Expired - Fee Related
-
2009
- 2009-03-26 CN CN2009101332037A patent/CN101556955B/zh active Active
- 2009-03-30 TW TW098110400A patent/TWI420612B/zh active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5841164A (en) * | 1995-10-30 | 1998-11-24 | Mitsubishi Denki Kabushiki Kaisha | Test structure for dielectric film evaluation |
US5889410A (en) * | 1996-05-22 | 1999-03-30 | International Business Machines Corporation | Floating gate interlevel defect monitor and method |
US6172398B1 (en) * | 1997-08-11 | 2001-01-09 | Magepower Semiconductor Corp. | Trenched DMOS device provided with body-dopant redistribution-compensation region for preventing punch through and adjusting threshold voltage |
US6750507B2 (en) * | 1999-04-22 | 2004-06-15 | Advanced Analogic Technologies, Inc. | Super-self-aligned trench-gated DMOS with reduced on-resistance |
Also Published As
Publication number | Publication date |
---|---|
CN101556955A (zh) | 2009-10-14 |
US20090256149A1 (en) | 2009-10-15 |
TWI420612B (zh) | 2013-12-21 |
US7683369B2 (en) | 2010-03-23 |
TW200943449A (en) | 2009-10-16 |
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Effective date of registration: 20160929 Address after: 400700 Chongqing city Beibei district and high tech Industrial Park the road No. 5 of 407 Patentee after: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Address before: Bermuda Hamilton Church 2 Cola Lunden House Street Patentee before: ALPHA & OMEGA SEMICONDUCTOR, Ltd. |
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Denomination of invention: Structure for measuring body pinch resistance of high density trench MOSFET array Effective date of registration: 20191210 Granted publication date: 20110420 Pledgee: Chongqing Branch of China Development Bank Pledgor: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Registration number: Y2019500000007 |
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