CN103730355A - 一种超结结构的制造方法 - Google Patents
一种超结结构的制造方法 Download PDFInfo
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- CN103730355A CN103730355A CN201310734654.2A CN201310734654A CN103730355A CN 103730355 A CN103730355 A CN 103730355A CN 201310734654 A CN201310734654 A CN 201310734654A CN 103730355 A CN103730355 A CN 103730355A
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- epitaxial layer
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- type epitaxial
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- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 12
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 229910052796 boron Inorganic materials 0.000 claims abstract description 9
- -1 boron ions Chemical class 0.000 claims abstract description 6
- 230000001681 protective effect Effects 0.000 claims abstract description 4
- 238000005530 etching Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 238000005468 ion implantation Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 150000002500 ions Chemical class 0.000 claims description 5
- 235000012239 silicon dioxide Nutrition 0.000 claims description 4
- 239000000377 silicon dioxide Substances 0.000 claims description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 3
- 239000007924 injection Substances 0.000 claims description 3
- 238000000206 photolithography Methods 0.000 claims description 3
- 238000000151 deposition Methods 0.000 abstract 1
- 238000000407 epitaxy Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 238000002513 implantation Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 230000005684 electric field Effects 0.000 description 2
- 239000007943 implant Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Classifications
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- 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
- H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
- H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
- H10D62/105—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices by having particular doping profiles, shapes or arrangements of PN junctions; by having supplementary regions, e.g. junction termination extension [JTE]
- H10D62/109—Reduced surface field [RESURF] PN junction structures
- H10D62/111—Multiple RESURF structures, e.g. double RESURF or 3D-RESURF structures
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- Recrystallisation Techniques (AREA)
Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310734654.2A CN103730355B (zh) | 2013-12-27 | 2013-12-27 | 一种超结结构的制造方法 |
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CN201310734654.2A CN103730355B (zh) | 2013-12-27 | 2013-12-27 | 一种超结结构的制造方法 |
Publications (2)
Publication Number | Publication Date |
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CN103730355A true CN103730355A (zh) | 2014-04-16 |
CN103730355B CN103730355B (zh) | 2016-05-11 |
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CN201310734654.2A Active CN103730355B (zh) | 2013-12-27 | 2013-12-27 | 一种超结结构的制造方法 |
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CN (1) | CN103730355B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108022924A (zh) * | 2017-11-30 | 2018-05-11 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结及其制造方法 |
CN108400093A (zh) * | 2018-02-05 | 2018-08-14 | 上海华虹宏力半导体制造有限公司 | 超级结器件工艺方法 |
CN112447505A (zh) * | 2019-09-03 | 2021-03-05 | 华润微电子(重庆)有限公司 | 自平衡超结结构及其制备方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011146429A (ja) * | 2010-01-12 | 2011-07-28 | Renesas Electronics Corp | パワー系半導体装置 |
JP2011233670A (ja) * | 2010-04-27 | 2011-11-17 | Fuji Electric Co Ltd | 超接合半導体装置の製造方法 |
CN102623350A (zh) * | 2012-04-11 | 2012-08-01 | 无锡新洁能功率半导体有限公司 | 具有超结结构的半导体器件的制造方法 |
CN103022086A (zh) * | 2011-09-26 | 2013-04-03 | 朱江 | 一种半导体晶片及其制备方法 |
CN103022087A (zh) * | 2011-09-26 | 2013-04-03 | 朱江 | 一种半导体晶片及其制造方法 |
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2013
- 2013-12-27 CN CN201310734654.2A patent/CN103730355B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2011146429A (ja) * | 2010-01-12 | 2011-07-28 | Renesas Electronics Corp | パワー系半導体装置 |
JP2011233670A (ja) * | 2010-04-27 | 2011-11-17 | Fuji Electric Co Ltd | 超接合半導体装置の製造方法 |
CN103022086A (zh) * | 2011-09-26 | 2013-04-03 | 朱江 | 一种半导体晶片及其制备方法 |
CN103022087A (zh) * | 2011-09-26 | 2013-04-03 | 朱江 | 一种半导体晶片及其制造方法 |
CN102623350A (zh) * | 2012-04-11 | 2012-08-01 | 无锡新洁能功率半导体有限公司 | 具有超结结构的半导体器件的制造方法 |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108022924A (zh) * | 2017-11-30 | 2018-05-11 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结及其制造方法 |
CN108022924B (zh) * | 2017-11-30 | 2020-08-07 | 上海华虹宏力半导体制造有限公司 | 沟槽型超级结及其制造方法 |
CN108400093A (zh) * | 2018-02-05 | 2018-08-14 | 上海华虹宏力半导体制造有限公司 | 超级结器件工艺方法 |
CN112447505A (zh) * | 2019-09-03 | 2021-03-05 | 华润微电子(重庆)有限公司 | 自平衡超结结构及其制备方法 |
CN112447505B (zh) * | 2019-09-03 | 2022-11-22 | 华润微电子(重庆)有限公司 | 自平衡超结结构及其制备方法 |
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CN103730355B (zh) | 2016-05-11 |
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Address after: 710021 export processing zone, No. twelve, 1 road, Fengcheng, Shaanxi, Xi'an Patentee after: Longteng Semiconductor Co.,Ltd. Address before: 710021 export processing zone, No. twelve, 1 road, Fengcheng, Shaanxi, Xi'an Patentee before: LONTEN SEMICONDUCTOR Co.,Ltd. Address after: 710021 export processing zone, No. twelve, 1 road, Fengcheng, Shaanxi, Xi'an Patentee after: LONTEN SEMICONDUCTOR Co.,Ltd. Address before: 710021 export processing zone, No. twelve, 1 road, Fengcheng, Shaanxi, Xi'an Patentee before: Xi'an Lonten Renewable Energy Technology Inc. |
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Effective date of registration: 20220324 Address after: 710000 export processing zone, No. 1, Fengcheng 12th Road, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee after: Longteng Semiconductor Co.,Ltd. Patentee after: Xi'an Longxiang Semiconductor Co.,Ltd. Address before: 710021 export processing zone, No.1, Fengcheng 12th Road, Xi'an City, Shaanxi Province Patentee before: Longteng Semiconductor Co.,Ltd. |