CN103578992B - 一种集成vdmos芯片及其制作方法 - Google Patents
一种集成vdmos芯片及其制作方法 Download PDFInfo
- Publication number
- CN103578992B CN103578992B CN201210260934.XA CN201210260934A CN103578992B CN 103578992 B CN103578992 B CN 103578992B CN 201210260934 A CN201210260934 A CN 201210260934A CN 103578992 B CN103578992 B CN 103578992B
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- ions
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- 238000002360 preparation method Methods 0.000 title abstract 2
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 77
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 43
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 43
- 229920005591 polysilicon Polymers 0.000 claims abstract description 42
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000005530 etching Methods 0.000 claims abstract description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 10
- 150000002500 ions Chemical class 0.000 claims description 109
- 210000000746 body region Anatomy 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 claims description 24
- 229920002120 photoresistant polymer Polymers 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 13
- -1 boron ions Chemical class 0.000 claims description 12
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 229910052698 phosphorus Inorganic materials 0.000 claims description 8
- 239000011574 phosphorus Substances 0.000 claims description 8
- 239000004065 semiconductor Substances 0.000 claims description 7
- 229910052796 boron Inorganic materials 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 238000004518 low pressure chemical vapour deposition Methods 0.000 claims description 4
- 229910044991 metal oxide Inorganic materials 0.000 claims description 3
- 150000004706 metal oxides Chemical class 0.000 claims description 3
- 238000009792 diffusion process Methods 0.000 claims description 2
- 238000001259 photo etching Methods 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 claims 1
- 238000000576 coating method Methods 0.000 claims 1
- 238000005259 measurement Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 16
- 238000002513 implantation Methods 0.000 description 9
- 238000005468 ion implantation Methods 0.000 description 6
- 230000000149 penetrating effect Effects 0.000 description 6
- 238000000206 photolithography Methods 0.000 description 6
- 239000011810 insulating material Substances 0.000 description 5
- 239000000956 alloy Substances 0.000 description 4
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000005380 borophosphosilicate glass Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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
- H01L29/66—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)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (12)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210260934.XA CN103578992B (zh) | 2012-07-25 | 2012-07-25 | 一种集成vdmos芯片及其制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210260934.XA CN103578992B (zh) | 2012-07-25 | 2012-07-25 | 一种集成vdmos芯片及其制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103578992A CN103578992A (zh) | 2014-02-12 |
CN103578992B true CN103578992B (zh) | 2016-01-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201210260934.XA Active CN103578992B (zh) | 2012-07-25 | 2012-07-25 | 一种集成vdmos芯片及其制作方法 |
Country Status (1)
Country | Link |
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CN (1) | CN103578992B (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
CN105206528A (zh) * | 2014-06-17 | 2015-12-30 | 北大方正集团有限公司 | 平面vdmos器件的制造方法 |
CN106328514A (zh) * | 2015-06-25 | 2017-01-11 | 北大方正集团有限公司 | 一种功率二极管的制造方法及功率二极管 |
CN107331621A (zh) * | 2017-07-14 | 2017-11-07 | 欧阳慧琳 | 一种垂直双扩散场效应晶体管及其制作方法 |
CN108417639B (zh) * | 2018-04-20 | 2018-11-23 | 上海颛芯企业管理咨询合伙企业(有限合伙) | 半导体器件结构及其形成方法 |
CN109037073A (zh) * | 2018-08-02 | 2018-12-18 | 深圳市诚朗科技有限公司 | 一种晶体管及其制作方法 |
CN109037074A (zh) * | 2018-08-02 | 2018-12-18 | 深圳市诚朗科技有限公司 | 一种晶体管的制作方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006072148A1 (en) * | 2005-01-07 | 2006-07-13 | Ami Semiconductor Belgium Bvba | Hybrid esd clamp |
TW200840058A (en) * | 2007-03-22 | 2008-10-01 | Chao-Cheng Lu | Power MOSFET diode |
CN101431057A (zh) * | 2008-12-11 | 2009-05-13 | 电子科技大学 | 一种两次刻蚀单多晶硅的高功率bcd工艺 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0685441B2 (ja) * | 1986-06-18 | 1994-10-26 | 日産自動車株式会社 | 半導体装置 |
-
2012
- 2012-07-25 CN CN201210260934.XA patent/CN103578992B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006072148A1 (en) * | 2005-01-07 | 2006-07-13 | Ami Semiconductor Belgium Bvba | Hybrid esd clamp |
TW200840058A (en) * | 2007-03-22 | 2008-10-01 | Chao-Cheng Lu | Power MOSFET diode |
CN101431057A (zh) * | 2008-12-11 | 2009-05-13 | 电子科技大学 | 一种两次刻蚀单多晶硅的高功率bcd工艺 |
Also Published As
Publication number | Publication date |
---|---|
CN103578992A (zh) | 2014-02-12 |
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Effective date of registration: 20220718 Address after: 518116 founder Microelectronics Industrial Park, No. 5, Baolong seventh Road, Baolong Industrial City, Longgang District, Shenzhen, Guangdong Province Patentee after: SHENZHEN FOUNDER MICROELECTRONICS Co.,Ltd. Address before: 100871, Beijing, Haidian District Cheng Fu Road 298, founder building, 9 floor Patentee before: PEKING UNIVERSITY FOUNDER GROUP Co.,Ltd. Patentee before: SHENZHEN FOUNDER MICROELECTRONICS Co.,Ltd. |
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Effective date of registration: 20230905 Address after: Building 2, Building A, Shenzhen Bay Innovation Technology Center, No. 3156 Keyuan South Road, Gaoxin District, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province, 518000, 3901 Patentee after: Shenzhen Major Industry Investment Group Co.,Ltd. Address before: 518116 founder Microelectronics Industrial Park, No. 5, Baolong seventh Road, Baolong Industrial City, Longgang District, Shenzhen, Guangdong Province Patentee before: SHENZHEN FOUNDER MICROELECTRONICS Co.,Ltd. |