CN109346465B - 一种低箝位保护器件结构及其制作方法 - Google Patents
一种低箝位保护器件结构及其制作方法 Download PDFInfo
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- CN109346465B CN109346465B CN201811351628.0A CN201811351628A CN109346465B CN 109346465 B CN109346465 B CN 109346465B CN 201811351628 A CN201811351628 A CN 201811351628A CN 109346465 B CN109346465 B CN 109346465B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000002955 isolation Methods 0.000 claims abstract description 53
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000002184 metal Substances 0.000 claims description 50
- 239000000758 substrate Substances 0.000 claims description 40
- 238000000137 annealing Methods 0.000 claims description 25
- 150000002500 ions Chemical class 0.000 claims description 19
- 238000000151 deposition Methods 0.000 claims description 3
- 238000005530 etching Methods 0.000 claims description 3
- 238000001465 metallisation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 239000004065 semiconductor Substances 0.000 abstract description 4
- 230000000087 stabilizing effect Effects 0.000 abstract description 4
- 238000002513 implantation Methods 0.000 description 5
- 229910052581 Si3N4 Inorganic materials 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 4
- 238000002161 passivation Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- NUHSROFQTUXZQQ-UHFFFAOYSA-N isopentenyl diphosphate Chemical compound CC(=C)CCO[P@](O)(=O)OP(O)(O)=O NUHSROFQTUXZQQ-UHFFFAOYSA-N 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 230000001960 triggered effect Effects 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000407 epitaxy Methods 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0207—Geometrical layout of the components, e.g. computer aided design; custom LSI, semi-custom LSI, standard cell technique
-
- 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
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/77—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
- H01L21/78—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
- H01L21/82—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
- H01L21/822—Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
- H01L21/8232—Field-effect technology
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/0203—Particular design considerations for integrated circuits
- H01L27/0248—Particular design considerations for integrated circuits for electrical or thermal protection, e.g. electrostatic discharge [ESD] protection
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a 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]
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Integrated Circuits (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
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CN201811351628.0A CN109346465B (zh) | 2018-11-14 | 2018-11-14 | 一种低箝位保护器件结构及其制作方法 |
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CN201811351628.0A CN109346465B (zh) | 2018-11-14 | 2018-11-14 | 一种低箝位保护器件结构及其制作方法 |
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CN109346465A CN109346465A (zh) | 2019-02-15 |
CN109346465B true CN109346465B (zh) | 2023-11-14 |
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CN111524885B (zh) * | 2020-05-27 | 2024-05-14 | 捷捷半导体有限公司 | 一种功率集成电路芯片及其制作方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103474428A (zh) * | 2013-09-16 | 2013-12-25 | 杭州士兰集成电路有限公司 | 集成式双向超低电容tvs器件及其制造方法 |
CN107731932A (zh) * | 2017-11-13 | 2018-02-23 | 成都方舟微电子有限公司 | 一种功率缓冲二极管芯片结构及其制作方法 |
CN108109998A (zh) * | 2017-12-29 | 2018-06-01 | 杭州士兰集成电路有限公司 | 单向低电容tvs器件及其制造方法 |
US10062682B1 (en) * | 2017-05-25 | 2018-08-28 | Alpha And Omega Semiconductor (Cayman) Ltd. | Low capacitance bidirectional transient voltage suppressor |
CN208861983U (zh) * | 2018-11-14 | 2019-05-14 | 合肥诺华微电子有限公司 | 一种低箝位保护器件结构 |
-
2018
- 2018-11-14 CN CN201811351628.0A patent/CN109346465B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103474428A (zh) * | 2013-09-16 | 2013-12-25 | 杭州士兰集成电路有限公司 | 集成式双向超低电容tvs器件及其制造方法 |
US10062682B1 (en) * | 2017-05-25 | 2018-08-28 | Alpha And Omega Semiconductor (Cayman) Ltd. | Low capacitance bidirectional transient voltage suppressor |
CN107731932A (zh) * | 2017-11-13 | 2018-02-23 | 成都方舟微电子有限公司 | 一种功率缓冲二极管芯片结构及其制作方法 |
CN108109998A (zh) * | 2017-12-29 | 2018-06-01 | 杭州士兰集成电路有限公司 | 单向低电容tvs器件及其制造方法 |
CN208861983U (zh) * | 2018-11-14 | 2019-05-14 | 合肥诺华微电子有限公司 | 一种低箝位保护器件结构 |
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Address after: Room 310, R & D building, China sound Valley, 3333 Xiyou Road, high tech Zone, Hefei City, Anhui Province, 230011 Applicant after: Hefei Novartis Microelectronics Technology Co.,Ltd. Address before: Room 607 / 608, F1 building, phase II, innovation industrial park, high tech Zone, Hefei City, Anhui Province, 230094 Applicant before: HEFEI NUOHUA MICROELECTRONIC Co.,Ltd. |
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Effective date of registration: 20210127 Address after: 811-1829, yinxiu Road, Binhu District, Wuxi City, Jiangsu Province Applicant after: Wuxi Xinyu Microelectronics Co.,Ltd. Address before: Room 310, R & D building, China sound Valley, 3333 Xiyou Road, high tech Zone, Hefei City, Anhui Province, 230011 Applicant before: Hefei Novartis Microelectronics Technology Co.,Ltd. |
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