TW200603249A - Improved process for RESURF diffusion for high voltage MOSFET - Google Patents
Improved process for RESURF diffusion for high voltage MOSFETInfo
- Publication number
- TW200603249A TW200603249A TW094120444A TW94120444A TW200603249A TW 200603249 A TW200603249 A TW 200603249A TW 094120444 A TW094120444 A TW 094120444A TW 94120444 A TW94120444 A TW 94120444A TW 200603249 A TW200603249 A TW 200603249A
- Authority
- TW
- Taiwan
- Prior art keywords
- high voltage
- improved process
- voltage mosfet
- resurf diffusion
- diffusion
- Prior art date
Links
- 238000009792 diffusion process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 229910052785 arsenic Inorganic materials 0.000 abstract 2
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract 1
- 239000004065 semiconductor Substances 0.000 abstract 1
- 229910052710 silicon Inorganic materials 0.000 abstract 1
- 239000010703 silicon Substances 0.000 abstract 1
Classifications
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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
- H01L29/739—Transistor-type devices, i.e. able to continuously respond to applied control signals controlled by field-effect, e.g. bipolar static induction transistors [BSIT]
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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
- H01L29/76—Unipolar devices, e.g. field effect transistors
- H01L29/772—Field effect transistors
- H01L29/78—Field effect transistors with field effect produced by an insulated gate
- H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
- H01L29/7816—Lateral DMOS transistors, i.e. LDMOS transistors
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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
- H01L29/02—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
- H01L29/08—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 carrying current to be rectified, amplified or switched and such electrode being part of a semiconductor device which comprises three or more electrodes
- H01L29/0843—Source or drain regions of field-effect devices
- H01L29/0847—Source or drain regions of field-effect devices of field-effect transistors with insulated gate
- H01L29/0852—Source or drain regions of field-effect devices of field-effect transistors with insulated gate of DMOS transistors
- H01L29/0873—Drain regions
- H01L29/0878—Impurity concentration or distribution
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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
- H01L29/02—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
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1083—Substrate region of field-effect devices of field-effect transistors with insulated gate with an inactive supplementary region, e.g. for preventing punch-through, improving capacity effect or leakage current
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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
- H01L29/86—Types of semiconductor device ; Multistep manufacturing processes therefor controllable only by variation of the electric current supplied, or only the electric potential applied, to one or more of the electrodes carrying the current to be rectified, amplified, oscillated or switched
- H01L29/861—Diodes
- H01L29/8611—Planar PN junction diodes
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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
- H01L29/02—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]
- H01L29/063—Reduced surface field [RESURF] pn-junction structures
- H01L29/0634—Multiple reduced surface field (multi-RESURF) structures, e.g. double RESURF, charge compensation, cool, superjunction (SJ), 3D-RESURF, composite buffer (CB) structures
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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
- H01L29/02—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
- H01L29/107—Substrate region of field-effect devices
- H01L29/1075—Substrate region of field-effect devices of field-effect transistors
- H01L29/1079—Substrate region of field-effect devices of field-effect transistors with insulated gate
- H01L29/1087—Substrate region of field-effect devices of field-effect transistors with insulated gate characterised by the contact structure of the substrate region, e.g. for controlling or preventing bipolar effect
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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
- H01L29/02—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
- H01L29/1095—Body region, i.e. base region, of DMOS transistors or IGBTs
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
Landscapes
- Microelectronics & Electronic Packaging (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Ceramic Engineering (AREA)
- Computer Hardware Design (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
- Recrystallisation Techniques (AREA)
- Element Separation (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/888,690 US7180152B2 (en) | 2004-07-08 | 2004-07-08 | Process for resurf diffusion for high voltage MOSFET |
Publications (2)
Publication Number | Publication Date |
---|---|
TW200603249A true TW200603249A (en) | 2006-01-16 |
TWI274372B TWI274372B (en) | 2007-02-21 |
Family
ID=35540464
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW094120444A TWI274372B (en) | 2004-07-08 | 2005-06-20 | Improved process for resurf diffusion for high voltage MOSFET |
Country Status (7)
Country | Link |
---|---|
US (2) | US7180152B2 (zh) |
JP (1) | JP5319918B2 (zh) |
KR (1) | KR100858154B1 (zh) |
DE (1) | DE112005001587T9 (zh) |
GB (1) | GB2430804B (zh) |
TW (1) | TWI274372B (zh) |
WO (1) | WO2006016965A2 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7652326B2 (en) * | 2003-05-20 | 2010-01-26 | Fairchild Semiconductor Corporation | Power semiconductor devices and methods of manufacture |
US20070090360A1 (en) * | 2005-10-20 | 2007-04-26 | Vishay General Semiconductors, Llc | Blanket implant diode |
JP2010010408A (ja) * | 2008-06-27 | 2010-01-14 | Sanyo Electric Co Ltd | 半導体装置及びその製造方法 |
US8174067B2 (en) | 2008-12-08 | 2012-05-08 | Fairchild Semiconductor Corporation | Trench-based power semiconductor devices with increased breakdown voltage characteristics |
US8432000B2 (en) | 2010-06-18 | 2013-04-30 | Fairchild Semiconductor Corporation | Trench MOS barrier schottky rectifier with a planar surface using CMP techniques |
US8872278B2 (en) | 2011-10-25 | 2014-10-28 | Fairchild Semiconductor Corporation | Integrated gate runner and field implant termination for trench devices |
CN104205335B (zh) * | 2012-05-28 | 2017-05-17 | 富士电机株式会社 | 半导体装置以及半导体装置的制造方法 |
CN102723304B (zh) * | 2012-05-31 | 2014-07-16 | 日银Imp微电子有限公司 | 用于直接驱动功率器件的n阱高压栅驱动芯片的制备方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH02170571A (ja) * | 1988-12-23 | 1990-07-02 | Fujitsu Ltd | 半導体装置とその製造方法 |
IT1247293B (it) * | 1990-05-09 | 1994-12-12 | Int Rectifier Corp | Dispositivo transistore di potenza presentante una regione ultra-profonda, a maggior concentrazione |
JPH0629374A (ja) * | 1992-07-09 | 1994-02-04 | Fuji Electric Co Ltd | 半導体集積回路装置 |
US5861657A (en) * | 1996-01-18 | 1999-01-19 | International Rectifier Corporation | Graded concentration epitaxial substrate for semiconductor device having resurf diffusion |
US5747853A (en) * | 1996-08-07 | 1998-05-05 | Megamos Corporation | Semiconductor structure with controlled breakdown protection |
US6100572A (en) * | 1997-03-20 | 2000-08-08 | International Rectifier Corp. | Amorphous silicon combined with resurf region for termination for MOSgated device |
US6153495A (en) * | 1998-03-09 | 2000-11-28 | Intersil Corporation | Advanced methods for making semiconductor devices by low temperature direct bonding |
US6194290B1 (en) * | 1998-03-09 | 2001-02-27 | Intersil Corporation | Methods for making semiconductor devices by low temperature direct bonding |
US6593594B1 (en) * | 1999-12-21 | 2003-07-15 | Koninklijke Philips Electonics N.V. | Silicon carbide n-channel power LMOSFET |
KR100456691B1 (ko) * | 2002-03-05 | 2004-11-10 | 삼성전자주식회사 | 이중격리구조를 갖는 반도체 소자 및 그 제조방법 |
US6949424B2 (en) * | 2003-08-28 | 2005-09-27 | Texas Instruments Incorporated | Single poly-emitter PNP using DWELL diffusion in a BiCMOS technology |
-
2004
- 2004-07-08 US US10/888,690 patent/US7180152B2/en active Active
-
2005
- 2005-06-16 KR KR1020077000508A patent/KR100858154B1/ko active IP Right Grant
- 2005-06-16 WO PCT/US2005/021101 patent/WO2006016965A2/en active Application Filing
- 2005-06-16 JP JP2007520318A patent/JP5319918B2/ja active Active
- 2005-06-16 DE DE200511001587 patent/DE112005001587T9/de not_active Ceased
- 2005-06-16 GB GB0700231A patent/GB2430804B/en active Active
- 2005-06-20 TW TW094120444A patent/TWI274372B/zh active
-
2006
- 2006-12-11 US US11/636,763 patent/US7482205B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US20070085160A1 (en) | 2007-04-19 |
KR100858154B1 (ko) | 2008-09-10 |
GB2430804A (en) | 2007-04-04 |
JP5319918B2 (ja) | 2013-10-16 |
GB2430804B (en) | 2009-03-25 |
WO2006016965A3 (en) | 2006-04-27 |
KR20070012882A (ko) | 2007-01-29 |
US7482205B2 (en) | 2009-01-27 |
DE112005001587T9 (de) | 2008-02-14 |
GB0700231D0 (en) | 2007-02-14 |
TWI274372B (en) | 2007-02-21 |
WO2006016965A2 (en) | 2006-02-16 |
US20060006555A1 (en) | 2006-01-12 |
JP2008506256A (ja) | 2008-02-28 |
DE112005001587T5 (de) | 2007-05-24 |
US7180152B2 (en) | 2007-02-20 |
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