CN102412155B - 隔离型ldmos的制造方法 - Google Patents
隔离型ldmos的制造方法 Download PDFInfo
- Publication number
- CN102412155B CN102412155B CN2011100094560A CN201110009456A CN102412155B CN 102412155 B CN102412155 B CN 102412155B CN 2011100094560 A CN2011100094560 A CN 2011100094560A CN 201110009456 A CN201110009456 A CN 201110009456A CN 102412155 B CN102412155 B CN 102412155B
- Authority
- CN
- China
- Prior art keywords
- gate
- well
- drain region
- ion implantation
- shallow trench
- 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.)
- Active
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
- H10D62/13—Semiconductor regions connected to electrodes carrying current to be rectified, amplified or switched, e.g. source or drain regions
- H10D62/149—Source or drain regions of field-effect devices
- H10D62/151—Source or drain regions of field-effect devices of IGFETs
- H10D62/156—Drain regions of DMOS transistors
- H10D62/157—Impurity concentrations or distributions
Landscapes
- Insulated Gate Type Field-Effect Transistor (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100094560A CN102412155B (zh) | 2011-01-17 | 2011-01-17 | 隔离型ldmos的制造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2011100094560A CN102412155B (zh) | 2011-01-17 | 2011-01-17 | 隔离型ldmos的制造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102412155A CN102412155A (zh) | 2012-04-11 |
CN102412155B true CN102412155B (zh) | 2013-12-18 |
Family
ID=45914171
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2011100094560A Active CN102412155B (zh) | 2011-01-17 | 2011-01-17 | 隔离型ldmos的制造方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102412155B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103456783B (zh) * | 2012-05-30 | 2016-06-08 | 上海华虹宏力半导体制造有限公司 | 高击穿电压p型ldmos器件及制造方法 |
CN102779821B (zh) * | 2012-07-31 | 2015-04-15 | 电子科技大学 | 一种集成了采样电阻的电流检测ldmos器件 |
US9035380B2 (en) | 2012-11-27 | 2015-05-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | High voltage drain-extended MOSFET having extra drain-OD addition |
CN115483154A (zh) * | 2021-06-16 | 2022-12-16 | 无锡华润上华科技有限公司 | 半导体器件及其制造方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101217160A (zh) * | 2007-12-28 | 2008-07-09 | 上海宏力半导体制造有限公司 | 一种高压mos器件 |
CN101266930A (zh) * | 2008-04-11 | 2008-09-17 | 北京大学 | 一种横向双扩散场效应晶体管的制备方法 |
CN101312211A (zh) * | 2007-05-25 | 2008-11-26 | 东部高科股份有限公司 | 半导体器件及其制造方法 |
CN101373767A (zh) * | 2007-08-22 | 2009-02-25 | 精工电子有限公司 | 半导体器件 |
CN101405867A (zh) * | 2002-09-29 | 2009-04-08 | 先进模拟科技公司 | 一种模块化双极-cmos-dmos模拟集成电路和功率晶体管技术 |
CN101719472A (zh) * | 2009-11-18 | 2010-06-02 | 上海宏力半导体制造有限公司 | 一种垂直双扩散mos晶体管的制备方法 |
-
2011
- 2011-01-17 CN CN2011100094560A patent/CN102412155B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101405867A (zh) * | 2002-09-29 | 2009-04-08 | 先进模拟科技公司 | 一种模块化双极-cmos-dmos模拟集成电路和功率晶体管技术 |
CN101312211A (zh) * | 2007-05-25 | 2008-11-26 | 东部高科股份有限公司 | 半导体器件及其制造方法 |
CN101373767A (zh) * | 2007-08-22 | 2009-02-25 | 精工电子有限公司 | 半导体器件 |
CN101217160A (zh) * | 2007-12-28 | 2008-07-09 | 上海宏力半导体制造有限公司 | 一种高压mos器件 |
CN101266930A (zh) * | 2008-04-11 | 2008-09-17 | 北京大学 | 一种横向双扩散场效应晶体管的制备方法 |
CN101719472A (zh) * | 2009-11-18 | 2010-06-02 | 上海宏力半导体制造有限公司 | 一种垂直双扩散mos晶体管的制备方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102412155A (zh) | 2012-04-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US9660074B2 (en) | Methods and apparatus for LDMOS devices with cascaded RESURF implants and double buffers | |
US8759912B2 (en) | High-voltage transistor device | |
CN102130168B (zh) | 隔离型ldnmos器件及其制造方法 | |
US9997626B2 (en) | NLDMOS device and method for manufacturing the same | |
CN104681621B (zh) | 一种源极抬高电压使用的高压ldmos及其制造方法 | |
US8581338B2 (en) | Lateral-diffused metal oxide semiconductor device (LDMOS) and fabrication method thereof | |
CN107482061A (zh) | 超结器件及其制造方法 | |
CN105070759A (zh) | Nldmos器件及其制造方法 | |
CN108242467B (zh) | Ldmos器件及其制作方法 | |
CN102130164A (zh) | Ldmos的埋层 | |
CN103208519B (zh) | 与5伏cmos工艺兼容的nldmos结构及其制法 | |
CN106298935B (zh) | Ldmos器件及其制造方法 | |
US9105656B2 (en) | High voltage device and manufacturing method thereof | |
CN102412155B (zh) | 隔离型ldmos的制造方法 | |
CN102376705B (zh) | 静电放电防护装置及其制作方法、以及集成电路 | |
CN107492497A (zh) | 晶体管的形成方法 | |
CN105140289A (zh) | N型ldmos器件及工艺方法 | |
KR20110078621A (ko) | 반도체 소자 및 그 제조 방법 | |
JP5983122B2 (ja) | 半導体装置 | |
CN102157384B (zh) | 晶体管的制造方法 | |
CN110323138B (zh) | 一种ldmos器件的制造方法 | |
US9627524B2 (en) | High voltage metal oxide semiconductor device and method for making same | |
CN108574014A (zh) | Ldmos器件及其制造方法 | |
US9343538B2 (en) | High voltage device with additional isolation region under gate and manufacturing method thereof | |
CN113611733B (zh) | 隔离型nldmos器件及其制造方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HUAHONG GRACE SEMICONDUCTOR MANUFACTURING Free format text: FORMER OWNER: HUAHONG NEC ELECTRONICS CO LTD, SHANGHAI Effective date: 20131225 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 201206 PUDONG NEW AREA, SHANGHAI TO: 201203 PUDONG NEW AREA, SHANGHAI |
|
TR01 | Transfer of patent right |
Effective date of registration: 20131225 Address after: 201203 Shanghai city Zuchongzhi road Pudong New Area Zhangjiang hi tech Park No. 1399 Patentee after: Shanghai Huahong Grace Semiconductor Manufacturing Corporation Address before: 201206, Shanghai, Pudong New Area, Sichuan Road, No. 1188 Bridge Patentee before: Shanghai Huahong NEC Electronics Co., Ltd. |