CN103500757B - 具有肖特基源ldmos的半导体器件及制造方法 - Google Patents
具有肖特基源ldmos的半导体器件及制造方法 Download PDFInfo
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- CN103500757B CN103500757B CN201310497151.8A CN201310497151A CN103500757B CN 103500757 B CN103500757 B CN 103500757B CN 201310497151 A CN201310497151 A CN 201310497151A CN 103500757 B CN103500757 B CN 103500757B
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 15
- 229910052751 metal Inorganic materials 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims abstract description 33
- 238000009792 diffusion process Methods 0.000 claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims description 25
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 19
- 229910052710 silicon Inorganic materials 0.000 claims description 19
- 239000010703 silicon Substances 0.000 claims description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 17
- 238000001020 plasma etching Methods 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 8
- 238000001755 magnetron sputter deposition Methods 0.000 claims description 7
- 229920002120 photoresistant polymer Polymers 0.000 claims description 7
- 230000004888 barrier function Effects 0.000 claims description 5
- 238000005498 polishing Methods 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000000126 substance Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000007800 oxidant agent Substances 0.000 claims description 4
- 238000005289 physical deposition Methods 0.000 claims description 4
- 229910021332 silicide Inorganic materials 0.000 claims description 4
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 4
- 238000002242 deionisation method Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 claims description 3
- 235000012239 silicon dioxide Nutrition 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 7
- 238000013461 design Methods 0.000 description 5
- 239000002019 doping agent Substances 0.000 description 4
- 230000035755 proliferation Effects 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 229920005591 polysilicon Polymers 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- 229910003978 SiClx Inorganic materials 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000001259 photo etching Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000011241 protective layer Substances 0.000 description 2
- 238000001947 vapour-phase growth Methods 0.000 description 2
- 238000001039 wet etching Methods 0.000 description 2
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 description 1
- 241000790917 Dioxys <bee> Species 0.000 description 1
- 229910052691 Erbium Inorganic materials 0.000 description 1
- 229910052771 Terbium Inorganic materials 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 229910001882 dioxygen Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- DOTMOQHOJINYBL-UHFFFAOYSA-N molecular nitrogen;molecular oxygen Chemical compound N#N.O=O DOTMOQHOJINYBL-UHFFFAOYSA-N 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
-
- 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
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/43—Electrodes ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/47—Schottky barrier electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. 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
- H01L29/66681—Lateral DMOS transistors, i.e. LDMOS transistors
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310497151.8A CN103500757B (zh) | 2013-10-21 | 2013-10-21 | 具有肖特基源ldmos的半导体器件及制造方法 |
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CN201310497151.8A CN103500757B (zh) | 2013-10-21 | 2013-10-21 | 具有肖特基源ldmos的半导体器件及制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN103500757A CN103500757A (zh) | 2014-01-08 |
CN103500757B true CN103500757B (zh) | 2017-03-08 |
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CN201310497151.8A Active CN103500757B (zh) | 2013-10-21 | 2013-10-21 | 具有肖特基源ldmos的半导体器件及制造方法 |
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Families Citing this family (1)
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CN114812878B (zh) * | 2022-04-07 | 2023-07-07 | 中北大学 | 一种高灵敏度压阻敏感单元及其制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6710416B1 (en) * | 2003-05-16 | 2004-03-23 | Agere Systems Inc. | Split-gate metal-oxide-semiconductor device |
DE102006038874A1 (de) * | 2006-08-18 | 2008-03-20 | Infineon Technologies Austria Ag | Halbleitervorrichtung mit gemeinsamen Bezugspotential über Deep-Trench-Isolation |
CN203536441U (zh) * | 2013-10-21 | 2014-04-09 | 苏州智瑞佳电子技术有限公司 | 具有肖特基源ldmos的半导体器件 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3575908B2 (ja) * | 1996-03-28 | 2004-10-13 | 株式会社東芝 | 半導体装置 |
-
2013
- 2013-10-21 CN CN201310497151.8A patent/CN103500757B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6710416B1 (en) * | 2003-05-16 | 2004-03-23 | Agere Systems Inc. | Split-gate metal-oxide-semiconductor device |
DE102006038874A1 (de) * | 2006-08-18 | 2008-03-20 | Infineon Technologies Austria Ag | Halbleitervorrichtung mit gemeinsamen Bezugspotential über Deep-Trench-Isolation |
CN203536441U (zh) * | 2013-10-21 | 2014-04-09 | 苏州智瑞佳电子技术有限公司 | 具有肖特基源ldmos的半导体器件 |
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Effective date of registration: 20170228 Address after: 215123 Suzhou Industrial Park, Jiangsu, if waterway No. 398 Patentee after: ZHIRUIJIA (SUZHOU) SEMICONDUCTOR TECHNOLOGY CO.,LTD. Address before: 215123 Suzhou Industrial Park, Jiangsu, if waterway No. 398 Patentee before: Suzhou Zhiruijia Electronic Technology Co.,Ltd. |
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Effective date of registration: 20231023 Address after: 314006 room 201-12, building 8, No. 3339 linggongtang Road, Daqiao Town, Nanhu District, Jiaxing City, Zhejiang Province Patentee after: Haike (Jiaxing) Electric Power Technology Co.,Ltd. Address before: 215123 No. 398 Shui Shui Road, Suzhou Industrial Park, Jiangsu Patentee before: ZHIRUIJIA (SUZHOU) SEMICONDUCTOR TECHNOLOGY CO.,LTD. |
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