CN108054202B - 一种半导体结构及其形成方法 - Google Patents
一种半导体结构及其形成方法 Download PDFInfo
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- CN108054202B CN108054202B CN201810026243.0A CN201810026243A CN108054202B CN 108054202 B CN108054202 B CN 108054202B CN 201810026243 A CN201810026243 A CN 201810026243A CN 108054202 B CN108054202 B CN 108054202B
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- 238000000034 method Methods 0.000 title claims abstract description 25
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- 239000000758 substrate Substances 0.000 claims abstract description 31
- 238000009826 distribution Methods 0.000 claims abstract description 10
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 230000015556 catabolic process Effects 0.000 description 16
- 230000005684 electric field Effects 0.000 description 15
- 238000004519 manufacturing process Methods 0.000 description 10
- 238000002513 implantation Methods 0.000 description 9
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- 239000007943 implant Substances 0.000 description 5
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- 238000010586 diagram Methods 0.000 description 4
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- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
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- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
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- 238000000407 epitaxy Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 229910052733 gallium Inorganic materials 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
- 230000012447 hatching Effects 0.000 description 1
- 229910001449 indium ion Inorganic materials 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
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- 229910052751 metal Inorganic materials 0.000 description 1
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- 229910052698 phosphorus Inorganic materials 0.000 description 1
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0281—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of lateral DMOS [LDMOS] FETs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/601—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs
- H10D30/603—Insulated-gate field-effect transistors [IGFET] having lightly-doped drain or source extensions, e.g. LDD IGFETs or DDD IGFETs having asymmetry in the channel direction, e.g. lateral high-voltage MISFETs having drain offset region or extended drain IGFETs [EDMOS]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/65—Lateral DMOS [LDMOS] FETs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/113—Isolations within a component, i.e. internal isolations
- H10D62/115—Dielectric isolations, e.g. air gaps
- H10D62/116—Dielectric isolations, e.g. air gaps adjoining the input or output regions of field-effect devices, e.g. adjoining source or drain regions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/124—Shapes, relative sizes or dispositions of the regions of semiconductor bodies or of junctions between the regions
- H10D62/126—Top-view geometrical layouts of the regions or the junctions
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/292—Non-planar channels of IGFETs
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
- H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
- H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
- H10D62/213—Channel regions of field-effect devices
- H10D62/221—Channel regions of field-effect devices of FETs
- H10D62/235—Channel regions of field-effect devices of FETs of IGFETs
- H10D62/299—Channel regions of field-effect devices of FETs of IGFETs having lateral doping variations
- H10D62/307—Channel regions of field-effect devices of FETs of IGFETs having lateral doping variations the doping variations being parallel to the channel lengths
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- Insulated Gate Type Field-Effect Transistor (AREA)
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CN201810026243.0A CN108054202B (zh) | 2015-02-13 | 2015-02-13 | 一种半导体结构及其形成方法 |
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CN201510078210.7A CN104599974B (zh) | 2015-02-13 | 2015-02-13 | 半导体结构及其形成方法 |
CN201810026243.0A CN108054202B (zh) | 2015-02-13 | 2015-02-13 | 一种半导体结构及其形成方法 |
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CN201811207907.XA Active CN109273364B (zh) | 2015-02-13 | 2015-02-13 | 一种半导体结构及其形成方法 |
CN201810026243.0A Active CN108054202B (zh) | 2015-02-13 | 2015-02-13 | 一种半导体结构及其形成方法 |
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CN104599974B (zh) * | 2015-02-13 | 2019-05-03 | 杰华特微电子(杭州)有限公司 | 半导体结构及其形成方法 |
CN109119472A (zh) * | 2018-07-18 | 2019-01-01 | 北京顿思集成电路设计有限责任公司 | 一种ldmos器件结构及其制作方法 |
CN111710723B (zh) * | 2020-07-16 | 2022-09-16 | 杰华特微电子股份有限公司 | 横向双扩散晶体管及其制造方法 |
US12336220B2 (en) * | 2022-02-24 | 2025-06-17 | Globalfoundries Singapore Pte. Ltd. | Extended-drain metal-oxide-semiconductor devices with a gap between the drain and body wells |
CN119069358B (zh) * | 2024-11-04 | 2025-03-25 | 浙江创芯集成电路有限公司 | 半导体结构及其形成方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077895A (zh) * | 2012-12-19 | 2013-05-01 | 上海宏力半导体制造有限公司 | Ldmos晶体管及其形成方法 |
CN104599974A (zh) * | 2015-02-13 | 2015-05-06 | 杰华特微电子(杭州)有限公司 | 半导体结构及其形成方法 |
CN204464292U (zh) * | 2015-02-13 | 2015-07-08 | 杰华特微电子(杭州)有限公司 | 半导体结构 |
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DE69509494T2 (de) * | 1995-02-24 | 1999-10-07 | Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno, Catania | Leistungsbauelement als integrierte Struktur in MOS-Technologie und Verfahren zu seiner Herstellung |
JP2010045130A (ja) * | 2008-08-11 | 2010-02-25 | Nec Electronics Corp | 半導体装置および半導体装置の製造方法 |
DE102008051245B4 (de) * | 2008-10-10 | 2015-04-02 | Austriamicrosystems Ag | Hochvolttransistor mit hoher Stromtragfähigkeit und Verfahren zur Herstellung |
US8963237B2 (en) * | 2011-09-17 | 2015-02-24 | Richtek Technology Corporation, R.O.C. | High voltage device and manufacturing method thereof |
CN103208519B (zh) * | 2012-01-12 | 2015-12-09 | 上海华虹宏力半导体制造有限公司 | 与5伏cmos工艺兼容的nldmos结构及其制法 |
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- 2015-02-13 CN CN201510078210.7A patent/CN104599974B/zh active Active
- 2015-02-13 CN CN201811207907.XA patent/CN109273364B/zh active Active
- 2015-02-13 CN CN201810026243.0A patent/CN108054202B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103077895A (zh) * | 2012-12-19 | 2013-05-01 | 上海宏力半导体制造有限公司 | Ldmos晶体管及其形成方法 |
CN104599974A (zh) * | 2015-02-13 | 2015-05-06 | 杰华特微电子(杭州)有限公司 | 半导体结构及其形成方法 |
CN204464292U (zh) * | 2015-02-13 | 2015-07-08 | 杰华特微电子(杭州)有限公司 | 半导体结构 |
Also Published As
Publication number | Publication date |
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CN108054202A (zh) | 2018-05-18 |
CN109273364A (zh) | 2019-01-25 |
CN104599974A (zh) | 2015-05-06 |
CN109273364B (zh) | 2021-10-01 |
CN104599974B (zh) | 2019-05-03 |
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Address after: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee after: Jiehuate Microelectronics Co.,Ltd. Address before: Room 901-23, 9 / F, west 4 building, Xigang development center, 298 Zhenhua Road, Sandun Town, Xihu District, Hangzhou City, Zhejiang Province, 310030 Patentee before: JOULWATT TECHNOLOGY (HANGZHOU) Co.,Ltd. |
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