CN102820227A - 一种深沟槽超级pn结的形成方法 - Google Patents
一种深沟槽超级pn结的形成方法 Download PDFInfo
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- CN102820227A CN102820227A CN2011101517844A CN201110151784A CN102820227A CN 102820227 A CN102820227 A CN 102820227A CN 2011101517844 A CN2011101517844 A CN 2011101517844A CN 201110151784 A CN201110151784 A CN 201110151784A CN 102820227 A CN102820227 A CN 102820227A
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- 238000001020 plasma etching Methods 0.000 claims abstract description 7
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- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
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- 229910052710 silicon Inorganic materials 0.000 abstract description 7
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- 238000000151 deposition Methods 0.000 abstract 1
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- 238000005498 polishing Methods 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 48
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
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- 229910052581 Si3N4 Inorganic materials 0.000 description 2
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- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
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- 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
- H01L29/66083—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials the devices being controllable only by variation of the electric current supplied or the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched, e.g. two-terminal devices
- H01L29/6609—Diodes
- H01L29/66136—PN junction diodes
-
- 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
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- 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]
- H01L29/0619—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] with a supplementary region doped oppositely to or in rectifying contact with the semiconductor containing or contacting region, e.g. guard rings with PN or Schottky junction
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/302—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to change their surface-physical characteristics or shape, e.g. etching, polishing, cutting
- H01L21/306—Chemical or electrical treatment, e.g. electrolytic etching
- H01L21/3065—Plasma etching; Reactive-ion etching
Abstract
Description
Claims (10)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110151784.4A CN102820227B (zh) | 2011-06-08 | 2011-06-08 | 一种深沟槽超级pn结的形成方法 |
JP2014513043A JP5755803B2 (ja) | 2011-06-08 | 2012-05-31 | 深溝を有する新型pn接合の形成方法 |
PCT/CN2012/076353 WO2012167715A1 (zh) | 2011-06-08 | 2012-05-31 | 一种深沟槽超级pn结的形成方法 |
EP12796409.6A EP2709142B1 (en) | 2011-06-08 | 2012-05-31 | Method for forming a PN superjunction |
US13/878,453 US8927386B2 (en) | 2011-06-08 | 2012-05-31 | Method for manufacturing deep-trench super PN junctions |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201110151784.4A CN102820227B (zh) | 2011-06-08 | 2011-06-08 | 一种深沟槽超级pn结的形成方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102820227A true CN102820227A (zh) | 2012-12-12 |
CN102820227B CN102820227B (zh) | 2015-08-19 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110151784.4A Active CN102820227B (zh) | 2011-06-08 | 2011-06-08 | 一种深沟槽超级pn结的形成方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8927386B2 (zh) |
EP (1) | EP2709142B1 (zh) |
JP (1) | JP5755803B2 (zh) |
CN (1) | CN102820227B (zh) |
WO (1) | WO2012167715A1 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10461152B2 (en) | 2017-07-10 | 2019-10-29 | Globalfoundries Inc. | Radio frequency switches with air gap structures |
US10833153B2 (en) | 2017-09-13 | 2020-11-10 | Globalfoundries Inc. | Switch with local silicon on insulator (SOI) and deep trench isolation |
US10446643B2 (en) | 2018-01-22 | 2019-10-15 | Globalfoundries Inc. | Sealed cavity structures with a planar surface |
US10156676B1 (en) | 2018-02-26 | 2018-12-18 | Globalfoundries Inc. | Waveguides with multiple airgaps arranged in and over a silicon-on-insulator substrate |
US10393960B1 (en) | 2018-02-26 | 2019-08-27 | Globalfoundries Inc. | Waveguides with multiple-level airgaps |
US11410872B2 (en) | 2018-11-30 | 2022-08-09 | Globalfoundries U.S. Inc. | Oxidized cavity structures within and under semiconductor devices |
US10923577B2 (en) | 2019-01-07 | 2021-02-16 | Globalfoundries U.S. Inc. | Cavity structures under shallow trench isolation regions |
US11127816B2 (en) | 2020-02-14 | 2021-09-21 | Globalfoundries U.S. Inc. | Heterojunction bipolar transistors with one or more sealed airgap |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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US5923073A (en) * | 1991-07-01 | 1999-07-13 | Kabushiki Kaisha Toshiba | Method of manufacturing a semiconductor device and semiconductor device manufactured according to the method |
CN1691284A (zh) * | 2004-03-31 | 2005-11-02 | 株式会社电装 | 半导体器件的制造方法 |
CN101872724A (zh) * | 2009-04-24 | 2010-10-27 | 上海华虹Nec电子有限公司 | 超级结mosfet的制作方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61283141A (ja) * | 1985-06-10 | 1986-12-13 | Nec Corp | 半導体装置の製造方法 |
JPH01108746A (ja) * | 1987-10-21 | 1989-04-26 | Toshiba Corp | 半導体装置の製造方法 |
US6399506B2 (en) * | 1999-04-07 | 2002-06-04 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method for planarizing an oxide layer |
JP2001244328A (ja) * | 2000-02-29 | 2001-09-07 | Denso Corp | 半導体装置の製造方法 |
US7811907B2 (en) * | 2005-09-29 | 2010-10-12 | Denso Corporation | Method for manufacturing semiconductor device and epitaxial growth equipment |
CN101510557B (zh) * | 2008-01-11 | 2013-08-14 | 艾斯莫斯技术有限公司 | 具有电介质终止的超结半导体器件及制造该器件的方法 |
JP5572924B2 (ja) * | 2008-06-23 | 2014-08-20 | 富士電機株式会社 | 半導体装置の製造方法 |
JP2010028018A (ja) * | 2008-07-24 | 2010-02-04 | Fuji Electric Device Technology Co Ltd | 半導体ウエハおよび半導体装置と半導体装置の製造方法 |
CN101752252A (zh) * | 2008-12-16 | 2010-06-23 | 上海华虹Nec电子有限公司 | CoolMOS结构中纵向P型区的形成方法 |
JP2011096691A (ja) * | 2009-10-27 | 2011-05-12 | Toshiba Corp | 半導体装置の製造方法 |
CN102280402A (zh) * | 2010-06-12 | 2011-12-14 | 上海华虹Nec电子有限公司 | 刻蚀和填充深沟槽的方法 |
TWI463571B (zh) * | 2011-12-08 | 2014-12-01 | Vanguard Int Semiconduct Corp | 半導體裝置的製造方法 |
-
2011
- 2011-06-08 CN CN201110151784.4A patent/CN102820227B/zh active Active
-
2012
- 2012-05-31 WO PCT/CN2012/076353 patent/WO2012167715A1/zh active Application Filing
- 2012-05-31 EP EP12796409.6A patent/EP2709142B1/en active Active
- 2012-05-31 US US13/878,453 patent/US8927386B2/en active Active
- 2012-05-31 JP JP2014513043A patent/JP5755803B2/ja active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5923073A (en) * | 1991-07-01 | 1999-07-13 | Kabushiki Kaisha Toshiba | Method of manufacturing a semiconductor device and semiconductor device manufactured according to the method |
CN1691284A (zh) * | 2004-03-31 | 2005-11-02 | 株式会社电装 | 半导体器件的制造方法 |
CN101872724A (zh) * | 2009-04-24 | 2010-10-27 | 上海华虹Nec电子有限公司 | 超级结mosfet的制作方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2014522568A (ja) | 2014-09-04 |
US20130196489A1 (en) | 2013-08-01 |
WO2012167715A1 (zh) | 2012-12-13 |
CN102820227B (zh) | 2015-08-19 |
JP5755803B2 (ja) | 2015-07-29 |
EP2709142A1 (en) | 2014-03-19 |
EP2709142B1 (en) | 2016-03-23 |
US8927386B2 (en) | 2015-01-06 |
EP2709142A4 (en) | 2015-01-07 |
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Effective date of registration: 20140403 Address after: 214028 Wuxi provincial high tech Industrial Development Zone, Hanjiang Road, No. 5, Jiangsu, China Applicant after: Wuxi CSMC Semiconductor Co., Ltd. Address before: No. 5 Hanjiang Road, national hi tech Industrial Development Zone, Wuxi, China Applicant before: Wuxi CSMC Semiconductor Co., Ltd. Applicant before: Wuxi Huarun Shanghua Technology Co., Ltd. |
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