CN103151268B - 一种垂直双扩散场效应管及其制造工艺 - Google Patents
一种垂直双扩散场效应管及其制造工艺 Download PDFInfo
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- CN103151268B CN103151268B CN201310092218.XA CN201310092218A CN103151268B CN 103151268 B CN103151268 B CN 103151268B CN 201310092218 A CN201310092218 A CN 201310092218A CN 103151268 B CN103151268 B CN 103151268B
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- 238000009792 diffusion process Methods 0.000 title claims abstract description 29
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 27
- 230000002146 bilateral effect Effects 0.000 title claims abstract description 26
- 230000005669 field effect Effects 0.000 title claims abstract description 26
- 210000000746 body region Anatomy 0.000 claims abstract description 24
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 10
- 229920005591 polysilicon Polymers 0.000 claims abstract description 10
- 229910045601 alloy Inorganic materials 0.000 claims description 34
- 239000000956 alloy Substances 0.000 claims description 34
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- 239000004411 aluminium Substances 0.000 claims description 9
- 239000002019 doping agent Substances 0.000 claims description 9
- 238000002955 isolation Methods 0.000 claims description 8
- 238000005530 etching Methods 0.000 claims description 7
- 238000002161 passivation Methods 0.000 claims description 7
- 238000003466 welding Methods 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000000151 deposition Methods 0.000 claims description 5
- 230000008021 deposition Effects 0.000 claims description 5
- 238000002513 implantation Methods 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 5
- 239000007924 injection Substances 0.000 claims description 5
- 230000005465 channeling Effects 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 19
- 238000001259 photo etching Methods 0.000 abstract description 6
- 230000007423 decrease Effects 0.000 abstract description 4
- 238000000206 photolithography Methods 0.000 abstract description 4
- 238000001459 lithography Methods 0.000 abstract description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 229910052785 arsenic Inorganic materials 0.000 description 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical group [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- 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
- H01L29/66007—Multistep manufacturing processes
- H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
- H01L29/66227—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by the electric current supplied or the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched, e.g. three-terminal devices
- H01L29/66409—Unipolar field-effect transistors
- H01L29/66477—Unipolar field-effect transistors with an insulated gate, i.e. MISFET
- H01L29/66674—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/66712—Vertical DMOS transistors, i.e. VDMOS transistors
-
- 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
- H01L29/08—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 with semiconductor regions connected to an electrode carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
- H01L29/0852—Source or drain regions of field-effect devices of field-effect transistors with insulated gate of DMOS transistors
- H01L29/0873—Drain regions
- H01L29/0878—Impurity concentration or distribution
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (7)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310092218.XA CN103151268B (zh) | 2013-03-21 | 2013-03-21 | 一种垂直双扩散场效应管及其制造工艺 |
TW102144438A TWI517267B (zh) | 2013-03-21 | 2013-12-04 | Vertical double diffusion field effect transistor and its manufacturing method |
US14/184,277 US9245977B2 (en) | 2013-03-21 | 2014-02-19 | Vertical double-diffusion MOS and manufacturing technique for the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310092218.XA CN103151268B (zh) | 2013-03-21 | 2013-03-21 | 一种垂直双扩散场效应管及其制造工艺 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103151268A CN103151268A (zh) | 2013-06-12 |
CN103151268B true CN103151268B (zh) | 2016-02-03 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201310092218.XA Active CN103151268B (zh) | 2013-03-21 | 2013-03-21 | 一种垂直双扩散场效应管及其制造工艺 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9245977B2 (zh) |
CN (1) | CN103151268B (zh) |
TW (1) | TWI517267B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104299908B (zh) * | 2013-07-19 | 2017-04-19 | 北大方正集团有限公司 | Vdmos及其制造方法 |
CN104835736A (zh) * | 2014-02-07 | 2015-08-12 | 北大方正集团有限公司 | 耗尽型双扩散金属氧化物晶体管制作方法 |
CN105097540B (zh) * | 2014-05-21 | 2018-07-24 | 北大方正集团有限公司 | 平面vdmos器件的制造方法 |
CN104319284A (zh) | 2014-10-24 | 2015-01-28 | 矽力杰半导体技术(杭州)有限公司 | 一种半导体器件结构及其制造方法 |
CN106033774A (zh) * | 2015-03-13 | 2016-10-19 | 北大方正集团有限公司 | 一种场效应管及其制备方法 |
CN106847880B (zh) | 2017-01-23 | 2019-11-26 | 矽力杰半导体技术(杭州)有限公司 | 一种半导体器件及其制备方法 |
CN107086245A (zh) * | 2017-06-01 | 2017-08-22 | 苏州锴威特半导体有限公司 | 超高压vdmos晶体管及其生产方法 |
CN107871787B (zh) | 2017-10-11 | 2021-10-12 | 矽力杰半导体技术(杭州)有限公司 | 一种制造沟槽mosfet的方法 |
CN109980009B (zh) * | 2017-12-28 | 2020-11-03 | 无锡华润上华科技有限公司 | 一种半导体器件的制造方法和集成半导体器件 |
CN110047759A (zh) | 2019-04-28 | 2019-07-23 | 矽力杰半导体技术(杭州)有限公司 | 沟槽型mosfet器件制造方法 |
CN110176401B (zh) * | 2019-06-13 | 2022-08-30 | 深圳市锐骏半导体股份有限公司 | 一种降低vdmos生产成本的方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1439172A (zh) * | 2000-05-05 | 2003-08-27 | 国际整流器公司 | 用于穿通非外延型绝缘栅双极型晶体管的缓冲区的氢注入 |
CN101017850A (zh) * | 2007-02-14 | 2007-08-15 | 上海富华微电子有限公司 | 采用psg掺杂技术的vdmos、igbt功率器件及其制造工艺 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5248627A (en) * | 1992-03-20 | 1993-09-28 | Siliconix Incorporated | Threshold adjustment in fabricating vertical dmos devices |
JPH08236542A (ja) * | 1995-02-23 | 1996-09-13 | Fuji Electric Co Ltd | 絶縁ゲート形サイリスタの製造方法 |
US5729037A (en) * | 1996-04-26 | 1998-03-17 | Megamos Corporation | MOSFET structure and fabrication process for decreasing threshold voltage |
US5960275A (en) * | 1996-10-28 | 1999-09-28 | Magemos Corporation | Power MOSFET fabrication process to achieve enhanced ruggedness, cost savings, and product reliability |
US6818513B2 (en) * | 2001-01-30 | 2004-11-16 | Fairchild Semiconductor Corporation | Method of forming a field effect transistor having a lateral depletion structure |
DE102005008191B4 (de) | 2005-04-13 | 2010-12-09 | X-Fab Semiconductor Foundries Ag | Verfahren zur Herstellung von VDMOS-Transistoren |
DE102008035813B4 (de) * | 2008-07-31 | 2014-05-15 | Advanced Micro Devices, Inc. | Durchlassstromeinstellung für Transistoren durch lokale Gateanpassung |
US8354698B2 (en) | 2010-01-28 | 2013-01-15 | System General Corp. | VDMOS and JFET integrated semiconductor device |
CN102299073A (zh) | 2010-06-25 | 2011-12-28 | 无锡华润上华半导体有限公司 | Vdmos器件及其制作方法 |
US8963218B2 (en) * | 2011-09-30 | 2015-02-24 | Maxim Integrated Products, Inc. | Dual-gate VDMOS device |
US8748981B2 (en) * | 2012-09-07 | 2014-06-10 | Freescale Semiconductor, Inc. | Semiconductor device and related fabrication methods |
-
2013
- 2013-03-21 CN CN201310092218.XA patent/CN103151268B/zh active Active
- 2013-12-04 TW TW102144438A patent/TWI517267B/zh active
-
2014
- 2014-02-19 US US14/184,277 patent/US9245977B2/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1439172A (zh) * | 2000-05-05 | 2003-08-27 | 国际整流器公司 | 用于穿通非外延型绝缘栅双极型晶体管的缓冲区的氢注入 |
CN101017850A (zh) * | 2007-02-14 | 2007-08-15 | 上海富华微电子有限公司 | 采用psg掺杂技术的vdmos、igbt功率器件及其制造工艺 |
Also Published As
Publication number | Publication date |
---|---|
TW201438112A (zh) | 2014-10-01 |
US20140284703A1 (en) | 2014-09-25 |
CN103151268A (zh) | 2013-06-12 |
US9245977B2 (en) | 2016-01-26 |
TWI517267B (zh) | 2016-01-11 |
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CP02 | Change in the address of a patent holder |
Address after: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. Address before: 310012 Wensanlu Road, Hangzhou Province, No. 90 East Software Park, science and technology building A1501 Patentee before: Silergy Semiconductor Technology (Hangzhou ) Co., Ltd. |
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Effective date of registration: 20200729 Address after: Room 232, building 3, No. 1500, Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou chuangqin Sensor Technology Co., Ltd Address before: 310051 No. 6 Lianhui Street, Xixing Street, Binjiang District, Hangzhou City, Zhejiang Province Patentee before: Silergy Semiconductor Technology (Hangzhou) Ltd. |
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Effective date of registration: 20211208 Address after: 310051 1-1201, No. 6, Lianhui street, Xixing street, Binjiang District, Hangzhou City, Zhejiang Province Patentee after: Hangzhou Xinmai Semiconductor Technology Co.,Ltd. Address before: 311100 room 232, building 3, No. 1500, Wenyi West Road, Cangqian street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: Hangzhou chuangqin Sensor Technology Co., Ltd |
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