CN101840934A - 底部漏极ldmos功率mosfet的结构及制备方法 - Google Patents
底部漏极ldmos功率mosfet的结构及制备方法 Download PDFInfo
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- CN101840934A CN101840934A CN201010147337A CN201010147337A CN101840934A CN 101840934 A CN101840934 A CN 101840934A CN 201010147337 A CN201010147337 A CN 201010147337A CN 201010147337 A CN201010147337 A CN 201010147337A CN 101840934 A CN101840934 A CN 101840934A
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- H01L29/08—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 carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
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- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
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- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/4175—Source or drain electrodes for field effect devices for lateral devices where the connection to the source or drain region is done through at least one part of the semiconductor substrate thickness, e.g. with connecting sink or with via-hole
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- 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
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- H01L29/0649—Dielectric regions, e.g. SiO2 regions, air gaps
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- H01L29/40—Electrodes ; Multistep manufacturing processes therefor
- H01L29/41—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions
- H01L29/417—Electrodes ; Multistep manufacturing processes therefor characterised by their shape, relative sizes or dispositions carrying the current to be rectified, amplified or switched
- H01L29/41725—Source or drain electrodes for field effect devices
- H01L29/41775—Source or drain electrodes for field effect devices characterised by the proximity or the relative position of the source or drain electrode and the gate electrode, e.g. the source or drain electrode separated from the gate electrode by side-walls or spreading around or above the gate electrode
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
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- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
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Abstract
Description
Claims (25)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US12/406,048 | 2009-03-17 | ||
US12/406,048 US7829947B2 (en) | 2009-03-17 | 2009-03-17 | Bottom-drain LDMOS power MOSFET structure having a top drain strap |
Publications (2)
Publication Number | Publication Date |
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CN101840934A true CN101840934A (zh) | 2010-09-22 |
CN101840934B CN101840934B (zh) | 2012-11-21 |
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Application Number | Title | Priority Date | Filing Date |
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CN2010101473377A Active CN101840934B (zh) | 2009-03-17 | 2010-03-17 | 底部漏极ldmos功率mosfet的结构及制备方法 |
Country Status (3)
Country | Link |
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US (2) | US7829947B2 (zh) |
CN (1) | CN101840934B (zh) |
TW (1) | TWI445172B (zh) |
Cited By (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101958282A (zh) * | 2009-07-16 | 2011-01-26 | 中芯国际集成电路制造(上海)有限公司 | Ldmos的制造方法 |
CN102148251A (zh) * | 2011-01-10 | 2011-08-10 | 电子科技大学 | Soi横向mosfet器件和集成电路 |
CN102364682A (zh) * | 2011-10-28 | 2012-02-29 | 上海宏力半导体制造有限公司 | 垂直双扩散mos晶体管测试结构及形成方法、测试方法 |
CN102569073A (zh) * | 2010-12-07 | 2012-07-11 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件的制作方法 |
CN102569182A (zh) * | 2012-03-01 | 2012-07-11 | 上海宏力半导体制造有限公司 | 接触孔及其制作方法、半导体器件 |
CN103390645A (zh) * | 2012-05-08 | 2013-11-13 | 上海韦尔半导体股份有限公司 | 横向扩散金属氧化物半导体晶体管及其制作方法 |
CN103903983A (zh) * | 2012-12-24 | 2014-07-02 | 上海华虹宏力半导体制造有限公司 | 形成埋入式沟槽的工艺方法 |
CN104241368A (zh) * | 2013-06-18 | 2014-12-24 | 国际商业机器公司 | 横向扩散的金属氧化物半导体(ldmos) |
CN104299998A (zh) * | 2013-09-26 | 2015-01-21 | 成都芯源系统有限公司 | 一种ldmos器件及其制作方法 |
CN104377137A (zh) * | 2014-11-19 | 2015-02-25 | 上海华虹宏力半导体制造有限公司 | Rfldmos器件的制造方法 |
CN104658901A (zh) * | 2015-01-23 | 2015-05-27 | 无锡同方微电子有限公司 | 一种分裂栅型沟槽mosfet的制备方法 |
CN104701382A (zh) * | 2015-03-27 | 2015-06-10 | 上海新储集成电路有限公司 | 一种dmos器件及其制备方法 |
CN104701365A (zh) * | 2013-12-05 | 2015-06-10 | 中芯国际集成电路制造(上海)有限公司 | 半导体器件及其形成方法 |
CN106298655A (zh) * | 2015-05-11 | 2017-01-04 | 北大方正集团有限公司 | 金属氧化物功率器件的制备方法及功率器件 |
CN108231886A (zh) * | 2016-12-22 | 2018-06-29 | 意法半导体股份有限公司 | 制造半导体器件的方法以及半导体器件 |
CN108470772A (zh) * | 2018-05-24 | 2018-08-31 | 中芯集成电路(宁波)有限公司 | 一种soi半导体器件及其形成方法 |
CN109728069A (zh) * | 2017-10-27 | 2019-05-07 | 立锜科技股份有限公司 | 高压金属氧化物半导体元件及其制造方法 |
CN110366781A (zh) * | 2017-01-19 | 2019-10-22 | 德克萨斯仪器股份有限公司 | 具有深源接触的功率mosfet |
CN110729354A (zh) * | 2019-10-11 | 2020-01-24 | 深圳第三代半导体研究院 | 一种碳化硅横向mosfet器件及其制备方法 |
CN113809162A (zh) * | 2020-06-12 | 2021-12-17 | 新唐科技股份有限公司 | 功率元件 |
CN114551338A (zh) * | 2020-11-24 | 2022-05-27 | 豪威科技股份有限公司 | 具有掩埋金属焊盘的半导体器件及其制造方法 |
CN114946035A (zh) * | 2019-11-06 | 2022-08-26 | 安普莱西娅有限责任公司 | 具有混和型接触的ldmos及其他mos晶体管的装置及方法 |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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CN101840934B (zh) | 2012-11-21 |
US20110014766A1 (en) | 2011-01-20 |
US20100237416A1 (en) | 2010-09-23 |
TWI445172B (zh) | 2014-07-11 |
US8198154B2 (en) | 2012-06-12 |
TW201101491A (en) | 2011-01-01 |
US7829947B2 (en) | 2010-11-09 |
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