CN104821335B - N型埋层覆盖型半超结横向双扩散金属氧化物半导体场效应管 - Google Patents
N型埋层覆盖型半超结横向双扩散金属氧化物半导体场效应管 Download PDFInfo
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- CN104821335B CN104821335B CN201510112412.9A CN201510112412A CN104821335B CN 104821335 B CN104821335 B CN 104821335B CN 201510112412 A CN201510112412 A CN 201510112412A CN 104821335 B CN104821335 B CN 104821335B
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 24
- 230000005669 field effect Effects 0.000 title claims abstract description 15
- 238000009792 diffusion process Methods 0.000 title claims abstract description 10
- 239000000758 substrate Substances 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 claims abstract description 5
- 229910044991 metal oxide Inorganic materials 0.000 claims description 11
- 150000004706 metal oxides Chemical class 0.000 claims description 11
- 239000002019 doping agent Substances 0.000 claims 3
- 238000000407 epitaxy Methods 0.000 claims 2
- 230000015556 catabolic process Effects 0.000 abstract description 15
- 238000005516 engineering process Methods 0.000 abstract description 5
- 230000005684 electric field Effects 0.000 abstract description 4
- 230000009291 secondary effect Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000001788 irregular Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011982 device technology Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
Classifications
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- 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
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices 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
- H01L29/02—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]
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)
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510112412.9A CN104821335B (zh) | 2015-03-13 | 2015-03-13 | N型埋层覆盖型半超结横向双扩散金属氧化物半导体场效应管 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510112412.9A CN104821335B (zh) | 2015-03-13 | 2015-03-13 | N型埋层覆盖型半超结横向双扩散金属氧化物半导体场效应管 |
Publications (2)
Publication Number | Publication Date |
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CN104821335A CN104821335A (zh) | 2015-08-05 |
CN104821335B true CN104821335B (zh) | 2018-03-02 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510112412.9A Active CN104821335B (zh) | 2015-03-13 | 2015-03-13 | N型埋层覆盖型半超结横向双扩散金属氧化物半导体场效应管 |
Country Status (1)
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CN (1) | CN104821335B (zh) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6528849B1 (en) * | 2000-08-31 | 2003-03-04 | Motorola, Inc. | Dual-gate resurf superjunction lateral DMOSFET |
CN101819998A (zh) * | 2010-04-29 | 2010-09-01 | 哈尔滨工程大学 | 具有应变硅结构的高压低功耗soi ldmos 晶体管 |
CN102130176A (zh) * | 2010-12-31 | 2011-07-20 | 中国科学院上海微系统与信息技术研究所 | 一种具有缓冲层的soi超结ldmos器件 |
CN103165678A (zh) * | 2013-03-12 | 2013-06-19 | 电子科技大学 | 一种超结ldmos器件 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI408811B (zh) * | 2011-02-25 | 2013-09-11 | Richtek Technology Corp | 高壓元件及其製造方法 |
-
2015
- 2015-03-13 CN CN201510112412.9A patent/CN104821335B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6528849B1 (en) * | 2000-08-31 | 2003-03-04 | Motorola, Inc. | Dual-gate resurf superjunction lateral DMOSFET |
CN101819998A (zh) * | 2010-04-29 | 2010-09-01 | 哈尔滨工程大学 | 具有应变硅结构的高压低功耗soi ldmos 晶体管 |
CN102130176A (zh) * | 2010-12-31 | 2011-07-20 | 中国科学院上海微系统与信息技术研究所 | 一种具有缓冲层的soi超结ldmos器件 |
CN103165678A (zh) * | 2013-03-12 | 2013-06-19 | 电子科技大学 | 一种超结ldmos器件 |
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Publication number | Publication date |
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CN104821335A (zh) | 2015-08-05 |
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C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20180205 Address after: Caotan economic and Technological Development Zone, eco industrial park in Shaanxi city of Xi'an province is 710000 Jilu No. 8928 Applicant after: Xi'an Hua Yi Electronic Limited by Share Ltd Applicant after: Xidian University Address before: Yanta District 710065 Shaanxi city of Xi'an province Yong song Road No. 18 Qiutao Pavilion 1 room 40501 Applicant before: XI'AN HOOYI SEMICONDUCTOR TECHNOLOGY CO., LTD. Applicant before: Xidian University |
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TA01 | Transfer of patent application right | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder |
Address after: 710000 No. 8928, Shang Ji Road, an ecological industrial park in Xi'an, Shaanxi economic and Technological Development Zone Co-patentee after: Xidian University Patentee after: Huayi Microelectronics Co., Ltd. Address before: 710000 No. 8928, Shang Ji Road, an ecological industrial park in Xi'an, Shaanxi economic and Technological Development Zone Co-patentee before: Xidian University Patentee before: Xi'an Hua Yi Electronic Limited by Share Ltd |
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CP01 | Change in the name or title of a patent holder |