CN103515443B - 一种超结功率器件及其制造方法 - Google Patents
一种超结功率器件及其制造方法 Download PDFInfo
- Publication number
- CN103515443B CN103515443B CN201310420420.0A CN201310420420A CN103515443B CN 103515443 B CN103515443 B CN 103515443B CN 201310420420 A CN201310420420 A CN 201310420420A CN 103515443 B CN103515443 B CN 103515443B
- Authority
- CN
- China
- Prior art keywords
- conductive type
- type semiconductor
- drift region
- tagma
- region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 164
- 238000005516 engineering process Methods 0.000 claims abstract description 12
- 229910052751 metal Inorganic materials 0.000 claims description 22
- 239000002184 metal Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 20
- 238000005468 ion implantation Methods 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 16
- 239000012535 impurity Substances 0.000 claims description 14
- 238000001259 photo etching Methods 0.000 claims description 13
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims description 11
- 229920005591 polysilicon Polymers 0.000 claims description 11
- 238000000151 deposition Methods 0.000 claims description 6
- 238000002347 injection Methods 0.000 claims description 6
- 239000007924 injection Substances 0.000 claims description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000009792 diffusion process Methods 0.000 claims description 5
- 238000005530 etching Methods 0.000 claims description 5
- 229910052710 silicon Inorganic materials 0.000 claims description 5
- 239000010703 silicon Substances 0.000 claims description 5
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 4
- 229910052796 boron Inorganic materials 0.000 claims description 4
- 238000002161 passivation Methods 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 3
- 238000001459 lithography Methods 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 238000009825 accumulation Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 230000005684 electric field Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 230000004308 accommodation Effects 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical group [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 description 1
- 238000001020 plasma etching Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling 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
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7835—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with asymmetrical source and drain regions, e.g. lateral high-voltage MISFETs with drain offset region, extended drain MISFETs
-
- 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
- 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
- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42356—Disposition, e.g. buried gate electrode
-
- 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
-
- 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
- H01L29/7833—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's
- H01L29/7834—Field effect transistors with field effect produced by an insulated gate with lightly doped drain or source extension, e.g. LDD MOSFET's; DDD MOSFET's with a non-planar structure, e.g. the gate or the source or the drain being non-planar
-
- 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
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/423—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions not carrying the current to be rectified, amplified or switched
- H01L29/42312—Gate electrodes for field effect devices
- H01L29/42316—Gate electrodes for field effect devices for field-effect transistors
- H01L29/4232—Gate electrodes for field effect devices for field-effect transistors with insulated gate
- H01L29/42364—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the insulating layer, e.g. thickness or uniformity
- H01L29/42368—Gate electrodes for field effect devices for field-effect transistors with insulated gate characterised by the insulating layer, e.g. thickness or uniformity the thickness being non-uniform
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310420420.0A CN103515443B (zh) | 2013-09-16 | 2013-09-16 | 一种超结功率器件及其制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201310420420.0A CN103515443B (zh) | 2013-09-16 | 2013-09-16 | 一种超结功率器件及其制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN103515443A CN103515443A (zh) | 2014-01-15 |
CN103515443B true CN103515443B (zh) | 2016-03-02 |
Family
ID=49897859
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201310420420.0A Expired - Fee Related CN103515443B (zh) | 2013-09-16 | 2013-09-16 | 一种超结功率器件及其制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN103515443B (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103996715A (zh) * | 2014-05-29 | 2014-08-20 | 西安电子科技大学 | 一种横向双扩散金属氧化物半导体场效应管 |
JP6591312B2 (ja) * | 2016-02-25 | 2019-10-16 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
CN110534566B (zh) * | 2019-09-05 | 2021-03-30 | 电子科技大学 | 一种igbt功率器件 |
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 |
CN112071863A (zh) * | 2020-09-04 | 2020-12-11 | Tcl华星光电技术有限公司 | 一种阵列基板 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201570500U (zh) * | 2009-12-18 | 2010-09-01 | 东南大学 | P型超结横向双扩散半导体金属氧化物晶体管 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3944461B2 (ja) * | 2002-03-27 | 2007-07-11 | 株式会社東芝 | 電界効果型トランジスタおよびその応用装置 |
US7355224B2 (en) * | 2006-06-16 | 2008-04-08 | Fairchild Semiconductor Corporation | High voltage LDMOS |
JP4751340B2 (ja) * | 2007-01-09 | 2011-08-17 | 株式会社東芝 | 半導体装置及びその製造方法 |
-
2013
- 2013-09-16 CN CN201310420420.0A patent/CN103515443B/zh not_active Expired - Fee Related
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201570500U (zh) * | 2009-12-18 | 2010-09-01 | 东南大学 | P型超结横向双扩散半导体金属氧化物晶体管 |
Also Published As
Publication number | Publication date |
---|---|
CN103515443A (zh) | 2014-01-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102376762B (zh) | 超级结ldmos器件及制造方法 | |
CN103579353B (zh) | 一种具有p型辅助埋层的半超结vdmos | |
CN109065542A (zh) | 一种屏蔽栅功率mosfet器件及其制造方法 | |
CN103515443B (zh) | 一种超结功率器件及其制造方法 | |
CN107093622B (zh) | 一种具有半绝缘多晶硅层的纵向超结双扩散金属氧化物半导体场效应管 | |
CN106158973A (zh) | 一种积累型dmos | |
CN106098777A (zh) | 一种分裂栅积累型dmos器件 | |
CN116110944A (zh) | 一种基于Resurf效应的屏蔽栅沟槽型MOSFET器件及其制备方法 | |
CN114284358A (zh) | 一种碳化硅功率器件及其制备方法 | |
CN115881797A (zh) | 一种碳化硅器件及其制备方法 | |
CN107564965B (zh) | 一种横向双扩散mos器件 | |
CN116154000A (zh) | 多级沟槽型SiC MOSFET器件及其制造方法 | |
CN109713029B (zh) | 一种改善反向恢复特性的多次外延超结器件制作方法 | |
CN113066865B (zh) | 降低开关损耗的半导体器件及其制作方法 | |
CN106783620A (zh) | 抗emi的超结vdmos器件结构及其制备方法 | |
CN114005877A (zh) | 一种超薄超结igbt器件及制备方法 | |
CN102637731A (zh) | 一种沟槽功率mos器件的终端结构及其制造方法 | |
CN210092093U (zh) | 一种屏蔽栅功率mos的器件 | |
CN116469910B (zh) | 一种igbt器件 | |
CN102522338B (zh) | 高压超结mosfet结构及p型漂移区形成方法 | |
CN102157550A (zh) | 一种具有p埋层的纵向沟道SOI LIGBT器件单元 | |
CN109256428A (zh) | 一种鳍式超结功率半导体晶体管及其制备方法 | |
CN106057906B (zh) | 一种具有p型埋层的积累型dmos | |
CN109994550A (zh) | 一种低压槽栅超结mos器件 | |
CN103531621A (zh) | 一种带有侧边多晶硅电极沟槽非穿通型绝缘栅双极晶体管 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: INSTITUTE OF ELECTRONIC AND INFORMATION ENGINEERIN Effective date: 20140804 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20140804 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 |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160302 Termination date: 20190916 |