CN103268890B - 一种具有结型场板的功率ldmos器件 - Google Patents
一种具有结型场板的功率ldmos器件 Download PDFInfo
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- CN103268890B CN103268890B CN201310202668.XA CN201310202668A CN103268890B CN 103268890 B CN103268890 B CN 103268890B CN 201310202668 A CN201310202668 A CN 201310202668A CN 103268890 B CN103268890 B CN 103268890B
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- 239000004065 semiconductor Substances 0.000 claims abstract description 197
- 239000000758 substrate Substances 0.000 claims abstract description 23
- 230000003139 buffering effect Effects 0.000 claims description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 10
- 239000004020 conductor Substances 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 5
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 239000003989 dielectric material Substances 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 2
- 230000005684 electric field Effects 0.000 abstract description 21
- 230000015556 catabolic process Effects 0.000 abstract description 15
- 239000002184 metal Substances 0.000 abstract description 14
- 229910052751 metal Inorganic materials 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 11
- 230000002349 favourable effect Effects 0.000 abstract description 7
- 238000011982 device technology Methods 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 abstract 1
- 230000007812 deficiency Effects 0.000 abstract 1
- 230000010354 integration Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 238000000576 coating method Methods 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000018199 S phase Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 238000005036 potential barrier Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 238000007493 shaping process Methods 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
- H01L29/7817—Lateral DMOS transistors, i.e. LDMOS transistors structurally associated with at least one other device
- H01L29/7818—Lateral DMOS transistors, i.e. LDMOS transistors structurally associated with at least one other device the other device being a pn-junction diode
-
- 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
- H01L29/02—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
- H01L29/0603—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 characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions
- H01L29/0607—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 characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration
- H01L29/0611—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 characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices
- H01L29/0615—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 characterised by particular constructional design considerations, e.g. for preventing surface leakage, for controlling electric field concentration or for internal isolations regions for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse biased devices by the doping profile or the shape or the arrangement of the PN junction, or with supplementary regions, e.g. junction termination extension [JTE]
- H01L29/063—Reduced surface field [RESURF] pn-junction structures
- H01L29/0634—Multiple reduced surface field (multi-RESURF) structures, e.g. double RESURF, charge compensation, cool, superjunction (SJ), 3D-RESURF, composite buffer (CB) structures
-
- 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
- H01L29/02—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
- H01L29/10—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 not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1083—Substrate region of field-effect devices of field-effect transistors with insulated gate with an inactive supplementary region, e.g. for preventing punch-through, improving capacity effect or leakage current
-
- 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
- H01L29/402—Field plates
Abstract
Description
Claims (11)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310202668.XA CN103268890B (zh) | 2013-05-28 | 2013-05-28 | 一种具有结型场板的功率ldmos器件 |
Applications Claiming Priority (1)
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CN201310202668.XA CN103268890B (zh) | 2013-05-28 | 2013-05-28 | 一种具有结型场板的功率ldmos器件 |
Publications (2)
Publication Number | Publication Date |
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CN103268890A CN103268890A (zh) | 2013-08-28 |
CN103268890B true CN103268890B (zh) | 2015-08-19 |
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CN201310202668.XA Expired - Fee Related CN103268890B (zh) | 2013-05-28 | 2013-05-28 | 一种具有结型场板的功率ldmos器件 |
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CN (1) | CN103268890B (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104701375A (zh) * | 2013-12-10 | 2015-06-10 | 上海华虹宏力半导体制造有限公司 | 射频ldmos器件及工艺方法 |
CN104124274A (zh) * | 2014-01-14 | 2014-10-29 | 西安后羿半导体科技有限公司 | 超结横向双扩散金属氧化物半导体场效应管及其制作方法 |
CN103915506B (zh) * | 2014-04-28 | 2016-08-31 | 重庆大学 | 一种具有纵向npn结构的双栅ldmos器件 |
CN104009089B (zh) * | 2014-05-29 | 2017-01-11 | 西安电子科技大学 | 一种psoi横向双扩散金属氧化物半导体场效应管 |
CN104701381A (zh) * | 2015-03-03 | 2015-06-10 | 南京邮电大学 | 一种p柱区阶梯掺杂的二维类sj/resurf ldmos器件及其制造方法 |
WO2017114235A1 (zh) | 2015-12-28 | 2017-07-06 | 电子科技大学 | 横向绝缘栅双极型晶体管以及消除晶体管拖尾电流的方法 |
CN105590960B (zh) * | 2015-12-28 | 2018-11-23 | 电子科技大学 | 横向绝缘栅双极型晶体管 |
CN106887466A (zh) * | 2017-01-11 | 2017-06-23 | 南京邮电大学 | 一种二维类超结ldmos器件及其制备方法 |
CN107658214B (zh) * | 2017-09-02 | 2019-05-07 | 西安交通大学 | 一种双沟槽的带浮空区的低导通电阻碳化硅mosfet器件与制备方法 |
CN107680996A (zh) * | 2017-09-14 | 2018-02-09 | 电子科技大学 | 横向功率器件 |
CN108807525A (zh) * | 2017-10-23 | 2018-11-13 | 苏州捷芯威半导体有限公司 | 半导体器件及其制作方法 |
CN108767013A (zh) * | 2018-06-05 | 2018-11-06 | 电子科技大学 | 一种具有部分埋层的sj-ldmos器件 |
CN113270477A (zh) * | 2021-04-08 | 2021-08-17 | 西安电子科技大学 | 一种降低主结体电场的积累场效应晶体管及其制作方法 |
CN115188816A (zh) * | 2022-06-14 | 2022-10-14 | 西安电子科技大学 | 三端电压控制器件及其制作方法 |
CN115064582B (zh) * | 2022-08-08 | 2022-10-25 | 北京芯可鉴科技有限公司 | 横向双扩散场效应晶体管、制作方法、芯片及电路 |
CN116525660B (zh) * | 2023-07-03 | 2023-09-12 | 北京智芯微电子科技有限公司 | 纵向栅氧结构的ldmosfet器件及制造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6346451B1 (en) * | 1997-12-24 | 2002-02-12 | Philips Electronics North America Corporation | Laterial thin-film silicon-on-insulator (SOI) device having a gate electrode and a field plate electrode |
CN101488526A (zh) * | 2009-02-27 | 2009-07-22 | 东南大学 | N型绝缘体上硅的横向双扩散金属氧化物半导体晶体管 |
-
2013
- 2013-05-28 CN CN201310202668.XA patent/CN103268890B/zh not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6346451B1 (en) * | 1997-12-24 | 2002-02-12 | Philips Electronics North America Corporation | Laterial thin-film silicon-on-insulator (SOI) device having a gate electrode and a field plate electrode |
CN101488526A (zh) * | 2009-02-27 | 2009-07-22 | 东南大学 | N型绝缘体上硅的横向双扩散金属氧化物半导体晶体管 |
Non-Patent Citations (1)
Title |
---|
A Novel Triple RESURF LDMOS with Partial N+ Buried Layer;Fan Xiang, et al.;《2012 IEEE 11th International Conference on Solid-state and Integrated Circuit Technology》;20121101;全文 * |
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Effective date of registration: 20140730 Address after: 611731 Chengdu province high tech Zone (West) West source Avenue, No. 2006 Applicant after: University of Electronic Science and Technology of China Applicant after: Institute of Electronic and Information Engineering In Dongguan, UESTC Address before: 611731 Chengdu province high tech Zone (West) West source Avenue, No. 2006 Applicant before: University of Electronic Science and Technology of China |
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