CN108054095B - 双极晶体管的制作方法 - Google Patents
双极晶体管的制作方法 Download PDFInfo
- Publication number
- CN108054095B CN108054095B CN201711397380.7A CN201711397380A CN108054095B CN 108054095 B CN108054095 B CN 108054095B CN 201711397380 A CN201711397380 A CN 201711397380A CN 108054095 B CN108054095 B CN 108054095B
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- Prior art keywords
- silicon
- silicon nitride
- oxide
- layer
- active region
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims description 24
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 82
- 229910052581 Si3N4 Inorganic materials 0.000 claims abstract description 66
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 64
- 229910021420 polycrystalline silicon Inorganic materials 0.000 claims abstract description 42
- 229920005591 polysilicon Polymers 0.000 claims abstract description 23
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 9
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 9
- 238000005530 etching Methods 0.000 claims description 10
- 238000000137 annealing Methods 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 239000000758 substrate Substances 0.000 claims description 6
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical compound [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 claims description 4
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000004151 rapid thermal annealing Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000001259 photo etching Methods 0.000 description 6
- 239000004065 semiconductor Substances 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000002513 implantation Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Images
Classifications
-
- 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
- H01L29/66—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
- H01L29/66227—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
- H01L29/66234—Bipolar junction transistors [BJT]
-
- 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
- H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
- H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
- H01L29/70—Bipolar devices
- H01L29/72—Transistor-type devices, i.e. able to continuously respond to applied control signals
- H01L29/73—Bipolar junction transistors
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Bipolar Transistors (AREA)
Abstract
Description
Claims (8)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711397380.7A CN108054095B (zh) | 2017-12-21 | 2017-12-21 | 双极晶体管的制作方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711397380.7A CN108054095B (zh) | 2017-12-21 | 2017-12-21 | 双极晶体管的制作方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108054095A CN108054095A (zh) | 2018-05-18 |
CN108054095B true CN108054095B (zh) | 2020-08-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711397380.7A Expired - Fee Related CN108054095B (zh) | 2017-12-21 | 2017-12-21 | 双极晶体管的制作方法 |
Country Status (1)
Country | Link |
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CN (1) | CN108054095B (zh) |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5716859A (en) * | 1995-12-22 | 1998-02-10 | The Whitaker Corporation | Method of fabricating a silicon BJT |
JPH10284503A (ja) * | 1997-04-09 | 1998-10-23 | Nec Corp | 半導体装置およびその製造方法 |
CN1255238A (zh) * | 1997-03-18 | 2000-05-31 | 艾利森电话股份有限公司 | 槽隔离的双极型器件 |
US6352907B1 (en) * | 1999-05-31 | 2002-03-05 | Stmicroelectronics S.A. | Method for manufacturing bipolar devices with a self-aligned base-emitter junction |
CN104465372A (zh) * | 2014-12-24 | 2015-03-25 | 上海华虹宏力半导体制造有限公司 | 双极型三极管的制造方法及结构 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7005359B2 (en) * | 2003-11-17 | 2006-02-28 | Intel Corporation | Bipolar junction transistor with improved extrinsic base region and method of fabrication |
US7060550B2 (en) * | 2004-10-26 | 2006-06-13 | United Microelectronics Corp. | Method of fabricating a bipolar junction transistor |
-
2017
- 2017-12-21 CN CN201711397380.7A patent/CN108054095B/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5716859A (en) * | 1995-12-22 | 1998-02-10 | The Whitaker Corporation | Method of fabricating a silicon BJT |
CN1255238A (zh) * | 1997-03-18 | 2000-05-31 | 艾利森电话股份有限公司 | 槽隔离的双极型器件 |
JPH10284503A (ja) * | 1997-04-09 | 1998-10-23 | Nec Corp | 半導体装置およびその製造方法 |
US6352907B1 (en) * | 1999-05-31 | 2002-03-05 | Stmicroelectronics S.A. | Method for manufacturing bipolar devices with a self-aligned base-emitter junction |
CN104465372A (zh) * | 2014-12-24 | 2015-03-25 | 上海华虹宏力半导体制造有限公司 | 双极型三极管的制造方法及结构 |
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Publication number | Publication date |
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CN108054095A (zh) | 2018-05-18 |
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Effective date of registration: 20200806 Address after: 210000 Kechuang building, Futian Road, Zhetang street, Lishui Economic Development Zone, Nanjing City, Jiangsu Province Applicant after: Nanjing Lishui hi tech Venture Capital Management Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Baoan District Fuyong Street Peace community Junfeng Industrial Zone A3 building the first floor Applicant before: SHENZHEN JINGTE SMART MANUFACTURING TECHNOLOGY Co.,Ltd. |
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GR01 | Patent grant | ||
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200828 Termination date: 20201221 |