CN110364569A - 一种沟槽栅mos-gct结构及其制备方法 - Google Patents
一种沟槽栅mos-gct结构及其制备方法 Download PDFInfo
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- CN110364569A CN110364569A CN201910498395.5A CN201910498395A CN110364569A CN 110364569 A CN110364569 A CN 110364569A CN 201910498395 A CN201910498395 A CN 201910498395A CN 110364569 A CN110364569 A CN 110364569A
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- 238000002360 preparation method Methods 0.000 title claims abstract description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 18
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 9
- 229920005591 polysilicon Polymers 0.000 claims abstract description 9
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 37
- 229910052710 silicon Inorganic materials 0.000 claims description 37
- 239000010703 silicon Substances 0.000 claims description 37
- 238000005468 ion implantation Methods 0.000 claims description 18
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims description 12
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 12
- 238000000137 annealing Methods 0.000 claims description 12
- 229910052796 boron Inorganic materials 0.000 claims description 12
- 239000010408 film Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- 229910052698 phosphorus Inorganic materials 0.000 claims description 12
- 239000011574 phosphorus Substances 0.000 claims description 12
- 238000000206 photolithography Methods 0.000 claims description 12
- 239000005360 phosphosilicate glass Substances 0.000 claims description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 238000009792 diffusion process Methods 0.000 claims description 6
- 230000000873 masking effect Effects 0.000 claims description 6
- 238000005530 etching Methods 0.000 claims description 5
- 239000000758 substrate Substances 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 238000005275 alloying Methods 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 3
- 238000005229 chemical vapour deposition Methods 0.000 claims description 3
- 239000013078 crystal Substances 0.000 claims description 3
- 238000001704 evaporation Methods 0.000 claims description 3
- 238000011049 filling Methods 0.000 claims description 3
- 238000002513 implantation Methods 0.000 claims description 3
- 239000011104 metalized film Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 230000003647 oxidation Effects 0.000 claims description 3
- 238000007254 oxidation reaction Methods 0.000 claims description 3
- 229910052760 oxygen Inorganic materials 0.000 claims description 3
- 239000001301 oxygen Substances 0.000 claims description 3
- 238000002161 passivation Methods 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 238000004544 sputter deposition Methods 0.000 claims description 2
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- 238000004088 simulation Methods 0.000 description 6
- 238000009826 distribution Methods 0.000 description 5
- 230000005684 electric field Effects 0.000 description 5
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- 230000007423 decrease Effects 0.000 description 2
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- 229910004298 SiO 2 Inorganic materials 0.000 description 1
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- 239000000969 carrier 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
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions
- H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
- H10D64/291—Gate electrodes for thyristors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D18/00—Thyristors
- H10D18/01—Manufacture or treatment
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D18/00—Thyristors
- H10D18/60—Gate-turn-off devices
- H10D18/65—Gate-turn-off devices with turn-off by field effect
- H10D18/655—Gate-turn-off devices with turn-off by field effect produced by insulated gate structures
-
- 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
- H10D62/80—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials
- H10D62/83—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge
- H10D62/834—Semiconductor bodies, or regions thereof, of devices having potential barriers characterised by the materials being Group IV materials, e.g. B-doped Si or undoped Ge further characterised by the dopants
Landscapes
- Thyristors (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
Abstract
Description
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110896102A (zh) * | 2019-11-04 | 2020-03-20 | 西安电子科技大学 | 一种基于双mos栅控的n型碳化硅晶闸管及其制备方法 |
CN114335171A (zh) * | 2020-10-09 | 2022-04-12 | 李培刚 | 可控硅元器件及其制备方法 |
CN114783874A (zh) * | 2022-06-22 | 2022-07-22 | 泰科天润半导体科技(北京)有限公司 | 具有三层外延的碳化硅凹槽mos栅控晶闸管的制造方法 |
CN114783875A (zh) * | 2022-06-22 | 2022-07-22 | 泰科天润半导体科技(北京)有限公司 | 具有四层外延的碳化硅凹槽mos栅控晶闸管的制造方法 |
CN118398657A (zh) * | 2024-06-27 | 2024-07-26 | 北京怀柔实验室 | 半导体器件芯片、其制造方法、半导体器件及电子设备 |
CN118738109A (zh) * | 2024-06-28 | 2024-10-01 | 北京怀柔实验室 | 门极换流晶闸管单元及其制备方法、半导体器件 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993022798A1 (en) * | 1992-04-29 | 1993-11-11 | North Carolina State University | Base resistance controlled mos gated thyristor with improved turn-off characteristics |
CN103956381A (zh) * | 2014-05-07 | 2014-07-30 | 电子科技大学 | 一种mos栅控晶闸管 |
US20150349104A1 (en) * | 2014-05-27 | 2015-12-03 | Pakal Technologies, Llc | Insulated gate turn-off device with turn-off transistor |
CN105590959A (zh) * | 2015-12-17 | 2016-05-18 | 清华大学 | 具有双p基区门阴极结构的门极换流晶闸管及其制备方法 |
CN108242465A (zh) * | 2016-12-23 | 2018-07-03 | 株洲中车时代电气股份有限公司 | 一种门极换流晶闸管及其制备方法 |
-
2019
- 2019-06-10 CN CN201910498395.5A patent/CN110364569B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1993022798A1 (en) * | 1992-04-29 | 1993-11-11 | North Carolina State University | Base resistance controlled mos gated thyristor with improved turn-off characteristics |
CN103956381A (zh) * | 2014-05-07 | 2014-07-30 | 电子科技大学 | 一种mos栅控晶闸管 |
US20150349104A1 (en) * | 2014-05-27 | 2015-12-03 | Pakal Technologies, Llc | Insulated gate turn-off device with turn-off transistor |
CN105590959A (zh) * | 2015-12-17 | 2016-05-18 | 清华大学 | 具有双p基区门阴极结构的门极换流晶闸管及其制备方法 |
CN108242465A (zh) * | 2016-12-23 | 2018-07-03 | 株洲中车时代电气股份有限公司 | 一种门极换流晶闸管及其制备方法 |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110896102A (zh) * | 2019-11-04 | 2020-03-20 | 西安电子科技大学 | 一种基于双mos栅控的n型碳化硅晶闸管及其制备方法 |
CN110896102B (zh) * | 2019-11-04 | 2021-03-30 | 西安电子科技大学 | 一种基于双mos栅控的n型碳化硅晶闸管及其制备方法 |
CN114335171A (zh) * | 2020-10-09 | 2022-04-12 | 李培刚 | 可控硅元器件及其制备方法 |
CN114783874A (zh) * | 2022-06-22 | 2022-07-22 | 泰科天润半导体科技(北京)有限公司 | 具有三层外延的碳化硅凹槽mos栅控晶闸管的制造方法 |
CN114783875A (zh) * | 2022-06-22 | 2022-07-22 | 泰科天润半导体科技(北京)有限公司 | 具有四层外延的碳化硅凹槽mos栅控晶闸管的制造方法 |
CN118398657A (zh) * | 2024-06-27 | 2024-07-26 | 北京怀柔实验室 | 半导体器件芯片、其制造方法、半导体器件及电子设备 |
CN118738109A (zh) * | 2024-06-28 | 2024-10-01 | 北京怀柔实验室 | 门极换流晶闸管单元及其制备方法、半导体器件 |
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CN110364569B (zh) | 2022-11-22 |
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Effective date of registration: 20230818 Address after: Room 412, 4th Floor, Building A3A4, Zhong'an Chuanggu Science and Technology Park, No. 900 Wangjiang West Road, High tech Zone, Hefei Area, China (Anhui) Pilot Free Trade Zone, 230000 Patentee after: Hefei Sensi Power Semiconductor Co.,Ltd. Address before: 710048 Shaanxi province Xi'an Beilin District Jinhua Road No. 5 Patentee before: XI'AN University OF TECHNOLOGY |
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Denomination of invention: A trench gate MOS-GCT structure and its preparation method Granted publication date: 20221122 Pledgee: Anhui pilot Free Trade Zone Hefei area sub branch of Huishang Bank Co.,Ltd. Pledgor: Hefei Sensi Power Semiconductor Co.,Ltd. Registration number: Y2024980052373 |