JP5367940B2 - 横型pnpトランジスタ及びその製造方法 - Google Patents
横型pnpトランジスタ及びその製造方法 Download PDFInfo
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- JP5367940B2 JP5367940B2 JP2006206967A JP2006206967A JP5367940B2 JP 5367940 B2 JP5367940 B2 JP 5367940B2 JP 2006206967 A JP2006206967 A JP 2006206967A JP 2006206967 A JP2006206967 A JP 2006206967A JP 5367940 B2 JP5367940 B2 JP 5367940B2
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- 238000004519 manufacturing process Methods 0.000 title claims description 24
- 239000004065 semiconductor Substances 0.000 claims abstract description 57
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 53
- 239000011733 molybdenum Substances 0.000 claims abstract description 53
- 239000000758 substrate Substances 0.000 claims abstract description 46
- 239000012535 impurity Substances 0.000 claims description 25
- 239000007864 aqueous solution Substances 0.000 claims description 18
- 239000007788 liquid Substances 0.000 claims description 11
- 238000002955 isolation Methods 0.000 claims 2
- 238000005406 washing Methods 0.000 claims 2
- 238000000151 deposition Methods 0.000 claims 1
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 32
- 229910021421 monocrystalline silicon Inorganic materials 0.000 abstract description 8
- 230000015556 catabolic process Effects 0.000 abstract description 3
- 238000009792 diffusion process Methods 0.000 description 70
- 230000003321 amplification Effects 0.000 description 30
- 238000000034 method Methods 0.000 description 21
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 21
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 16
- 229910052814 silicon oxide Inorganic materials 0.000 description 16
- 229920002120 photoresistant polymer Polymers 0.000 description 10
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 8
- 229910052796 boron Inorganic materials 0.000 description 8
- 238000000206 photolithography Methods 0.000 description 7
- 229910052697 platinum Inorganic materials 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000000969 carrier Substances 0.000 description 4
- 238000011109 contamination Methods 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 238000004528 spin coating Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 229910018125 Al-Si Inorganic materials 0.000 description 3
- 229910018520 Al—Si Inorganic materials 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000001312 dry etching Methods 0.000 description 3
- 230000001590 oxidative effect Effects 0.000 description 3
- 239000005360 phosphosilicate glass Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 2
- 229910052787 antimony Inorganic materials 0.000 description 2
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- JKQOBWVOAYFWKG-UHFFFAOYSA-N molybdenum trioxide Chemical compound O=[Mo](=O)=O JKQOBWVOAYFWKG-UHFFFAOYSA-N 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 239000012808 vapor phase Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
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- 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
- H01L29/735—Lateral transistors
-
- 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
- H01L29/10—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 with semiconductor regions connected to an electrode not carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/1004—Base region of bipolar transistors
- H01L29/1008—Base region of bipolar transistors of lateral transistors
-
- 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
- H01L29/12—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed
- H01L29/16—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table
- H01L29/167—Semiconductor bodies ; Multistep manufacturing processes therefor characterised by the materials of which they are formed including, apart from doping materials or other impurities, only elements of Group IV of the Periodic Table further characterised by the doping material
-
- 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]
- H01L29/6625—Lateral transistors
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- 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)
- Bipolar Integrated Circuits (AREA)
Description
2 NPNトランジスタ
3 P型の単結晶シリコン基板
4 N型のエピタキシャル層
7 P型の拡散層
8 P型の拡散層
9 P型の拡散層
Claims (4)
- ベース領域として用いられる半導体層にエミッタ領域とコレクタ領域が配置される横型PNPトランジスタにおいて、
前記半導体層には、モリブデン(Mo)が拡散されていることを特徴とする横型PNPトランジスタ。 - 前記半導体層は、一導電型の半導体基板上に逆導電型のエピタキシャル層が堆積されて成り、前記エピタキシャル層は前記ベース領域として用いられ、前記半導体基板及び前記エピタキシャル層には、前記モリブデン(Mo)が拡散されていることを特徴とする請求項1に記載の横型PNPトランジスタ。
- 半導体層上に絶縁層を形成し、少なくともエミッタ領域またはコレクタ領域が形成される領域の前記絶縁層に開口部を形成する工程と、
前記開口部から露出する前記半導体層表面が親水性となるように前記半導体層表面を洗浄した後、前記半導体層に拡散させるモリブデン(Mo)を含有する水溶液を前記半導体層表面に塗布する工程と、
前記モリブデン(Mo)を含有する水溶液を塗布した後、前記エミッタ領域またはコレクタ領域を形成する不純物を含有する液体ソースを前記半導体層上に塗布した後、前記モリブデン(Mo)及び前記不純物を前記半導体層へと熱拡散させる工程とを有することを特徴とする横型PNPトランジスタの製造方法。 - 一導電型の半導体基板上に逆導電型のエピタキシャル層を形成し、前記エピタキシャル層上に絶縁層を形成した後、少なくとも分離領域、エミッタ領域またはコレクタ領域が形成される領域の前記絶縁層に開口部を形成する工程と、
前記開口部から露出する前記エピタキシャル層表面が親水性となるように前記エピタキシャル層表面を洗浄した後、前記エピタキシャル層に拡散させるモリブデン(Mo)を含有する水溶液を前記エピタキシャル層表面に塗布する工程と、
前記モリブデン(Mo)を含有する水溶液を塗布した後、前記分離領域、エミッタ領域またはコレクタ領域を形成する不純物を含有する液体ソースを前記エピタキシャル層上に塗布した後、前記モリブデン(Mo)及び前記不純物を前記エピタキシャル層へと熱拡散させる工程とを有することを特徴とする横型PNPトランジスタの製造方法。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006206967A JP5367940B2 (ja) | 2006-07-28 | 2006-07-28 | 横型pnpトランジスタ及びその製造方法 |
CN200710136906.6A CN101114671B (zh) | 2006-07-28 | 2007-07-23 | 半导体装置及其制造方法 |
US11/829,397 US8080863B2 (en) | 2006-07-28 | 2007-07-27 | Semiconductor device and method of manufacturing the same |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006206967A JP5367940B2 (ja) | 2006-07-28 | 2006-07-28 | 横型pnpトランジスタ及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2008034652A JP2008034652A (ja) | 2008-02-14 |
JP5367940B2 true JP5367940B2 (ja) | 2013-12-11 |
Family
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Application Number | Title | Priority Date | Filing Date |
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JP2006206967A Active JP5367940B2 (ja) | 2006-07-28 | 2006-07-28 | 横型pnpトランジスタ及びその製造方法 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8080863B2 (ja) |
JP (1) | JP5367940B2 (ja) |
CN (1) | CN101114671B (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7932580B2 (en) * | 2006-12-21 | 2011-04-26 | Sanyo Electric Co., Ltd. | Semiconductor device and method of manufacturing the same |
US7791171B2 (en) * | 2007-02-09 | 2010-09-07 | Sanyo Electric Co., Ltd. | Semiconductor device and method of manufacturing the same |
CN103594499B (zh) * | 2013-10-16 | 2016-02-03 | 无锡市晶源微电子有限公司 | 一种多晶硅发射极BiCMOS工艺中减小发射极电阻的NPN管结构 |
CN103594359A (zh) * | 2013-10-23 | 2014-02-19 | 溧阳市东大技术转移中心有限公司 | 一种具有环状集电极区域的晶体管的制造方法 |
CN103606553A (zh) * | 2013-10-23 | 2014-02-26 | 溧阳市东大技术转移中心有限公司 | 一种具有环状集电极区域的晶体管 |
CN103606555A (zh) * | 2013-10-23 | 2014-02-26 | 溧阳市东大技术转移中心有限公司 | Pnp晶体管 |
CN103606552A (zh) * | 2013-10-23 | 2014-02-26 | 溧阳市东大技术转移中心有限公司 | Npn晶体管 |
CN103606556A (zh) * | 2013-10-23 | 2014-02-26 | 溧阳市东大技术转移中心有限公司 | 半导体装置 |
CN103594358A (zh) * | 2013-10-23 | 2014-02-19 | 溧阳市东大技术转移中心有限公司 | Npn晶体管的制造方法 |
CN103594357A (zh) * | 2013-10-23 | 2014-02-19 | 溧阳市东大技术转移中心有限公司 | Pnp晶体管的制造方法 |
CN103594360A (zh) * | 2013-10-23 | 2014-02-19 | 溧阳市东大技术转移中心有限公司 | 半导体装置的制造方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS57112071A (en) * | 1980-12-29 | 1982-07-12 | Fujitsu Ltd | Semiconductor device |
JPS60138963A (ja) * | 1983-12-27 | 1985-07-23 | Fuji Electric Co Ltd | 半導体装置 |
JP2740208B2 (ja) * | 1988-11-16 | 1998-04-15 | 三洋電機株式会社 | 半導体装置の製造方法 |
JPH0485934A (ja) * | 1990-07-30 | 1992-03-18 | Sanyo Electric Co Ltd | 半導体装置の製造方法 |
JPH05144830A (ja) | 1991-11-20 | 1993-06-11 | Nec Ic Microcomput Syst Ltd | 半導体装置 |
US5389799A (en) * | 1992-06-12 | 1995-02-14 | Kabushiki Kaisha Toshiba | Semiconductor device |
DE4421529C2 (de) * | 1994-06-20 | 1996-04-18 | Semikron Elektronik Gmbh | Schnelle Leistungsdiode |
DE4435079C1 (de) * | 1994-09-30 | 1996-01-18 | Siemens Ag | Abschaltbares Halbleiterbauelement |
JPH10163111A (ja) * | 1996-12-03 | 1998-06-19 | Toshiba Corp | エピタキシャル・ウェーハ |
US6239463B1 (en) * | 1997-08-28 | 2001-05-29 | Siliconix Incorporated | Low resistance power MOSFET or other device containing silicon-germanium layer |
JP2004095781A (ja) * | 2002-08-30 | 2004-03-25 | Mitsumi Electric Co Ltd | 半導体装置の製造方法 |
-
2006
- 2006-07-28 JP JP2006206967A patent/JP5367940B2/ja active Active
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2007
- 2007-07-23 CN CN200710136906.6A patent/CN101114671B/zh not_active Expired - Fee Related
- 2007-07-27 US US11/829,397 patent/US8080863B2/en active Active
Also Published As
Publication number | Publication date |
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US8080863B2 (en) | 2011-12-20 |
JP2008034652A (ja) | 2008-02-14 |
CN101114671A (zh) | 2008-01-30 |
CN101114671B (zh) | 2013-11-06 |
US20080023796A1 (en) | 2008-01-31 |
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