CN101009328A - 生成低电阻自对准多晶硅化物栅极和台面接触区mosfet器件的结构和方法 - Google Patents
生成低电阻自对准多晶硅化物栅极和台面接触区mosfet器件的结构和方法 Download PDFInfo
- Publication number
- CN101009328A CN101009328A CNA2007100038545A CN200710003854A CN101009328A CN 101009328 A CN101009328 A CN 101009328A CN A2007100038545 A CNA2007100038545 A CN A2007100038545A CN 200710003854 A CN200710003854 A CN 200710003854A CN 101009328 A CN101009328 A CN 101009328A
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- salicide
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- Granted
Links
- 238000000034 method Methods 0.000 title claims description 41
- 229910021332 silicide Inorganic materials 0.000 title description 10
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 title description 9
- 238000002513 implantation Methods 0.000 claims abstract description 7
- 239000002019 doping agent Substances 0.000 claims description 26
- 230000008569 process Effects 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 21
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000004065 semiconductor Substances 0.000 claims description 19
- 210000000746 body region Anatomy 0.000 claims description 14
- 150000002500 ions Chemical class 0.000 claims description 13
- 238000002955 isolation Methods 0.000 claims description 12
- 239000010936 titanium Substances 0.000 claims description 8
- 229910008479 TiSi2 Inorganic materials 0.000 claims description 7
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 7
- DFJQEGUNXWZVAH-UHFFFAOYSA-N bis($l^{2}-silanylidene)titanium Chemical compound [Si]=[Ti]=[Si] DFJQEGUNXWZVAH-UHFFFAOYSA-N 0.000 claims description 7
- 238000005530 etching Methods 0.000 claims description 7
- 229910052719 titanium Inorganic materials 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 6
- 238000000151 deposition Methods 0.000 claims description 5
- 230000002708 enhancing effect Effects 0.000 claims description 5
- 238000004151 rapid thermal annealing Methods 0.000 claims description 5
- 239000007943 implant Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 238000004544 sputter deposition Methods 0.000 claims description 3
- 230000005669 field effect Effects 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 238000005728 strengthening Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000013461 design Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 115
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 14
- 229920005591 polysilicon Polymers 0.000 description 14
- 229910008484 TiSi Inorganic materials 0.000 description 8
- 230000008021 deposition Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 238000004518 low pressure chemical vapour deposition Methods 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 238000002161 passivation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000011165 process development Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/64—Double-diffused metal-oxide semiconductor [DMOS] FETs
- H10D30/66—Vertical DMOS [VDMOS] FETs
- H10D30/668—Vertical DMOS [VDMOS] FETs having trench gate electrodes, e.g. UMOS transistors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
- H10D30/0293—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs using formation of insulating sidewall spacers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/028—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs
- H10D30/0291—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs
- H10D30/0297—Manufacture or treatment of FETs having insulated gates [IGFET] of double-diffused metal oxide semiconductor [DMOS] FETs of vertical DMOS [VDMOS] FETs using recessing of the gate electrodes, e.g. to form trench gate electrodes
-
- 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
-
- 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
- H10D64/60—Electrodes characterised by their materials
- H10D64/62—Electrodes ohmically coupled to a semiconductor
-
- 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
- H10D64/60—Electrodes characterised by their materials
- H10D64/66—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes
- H10D64/661—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation
- H10D64/662—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures
- H10D64/663—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes the conductor comprising a layer of silicon contacting the insulator, e.g. polysilicon having vertical doping variation the conductor further comprising additional layers, e.g. multiple silicon layers having different crystal structures the additional layers comprising a silicide layer contacting the layer of silicon, e.g. polycide gates
Landscapes
- Electrodes Of Semiconductors (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Junction Field-Effect Transistors (AREA)
Abstract
Description
Claims (20)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/338,019 US7829941B2 (en) | 2006-01-24 | 2006-01-24 | Configuration and method to form MOSFET devices with low resistance silicide gate and mesa contact regions |
US11/338,019 | 2006-01-24 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101009328A true CN101009328A (zh) | 2007-08-01 |
CN101009328B CN101009328B (zh) | 2010-05-26 |
Family
ID=38284692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007100038545A Active CN101009328B (zh) | 2006-01-24 | 2007-01-08 | 生成低电阻自对准多晶硅化mosfet器件的结构和方法 |
Country Status (3)
Country | Link |
---|---|
US (4) | US7829941B2 (zh) |
CN (1) | CN101009328B (zh) |
TW (1) | TWI344211B (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012055288A1 (zh) * | 2010-10-27 | 2012-05-03 | 香港商莫斯飞特半导体有限公司 | 一种自对准金属硅化物的沟槽型半导体器件及制造方法 |
CN102569300A (zh) * | 2010-12-21 | 2012-07-11 | 瑞萨电子株式会社 | 半导体器件及其制造方法 |
CN101958282B (zh) * | 2009-07-16 | 2013-07-17 | 中芯国际集成电路制造(上海)有限公司 | Ldmos的制造方法 |
CN103887175A (zh) * | 2012-12-21 | 2014-06-25 | 万国半导体股份有限公司 | 带有自对准有源接触的基于高密度沟槽的功率mosfet及其制备方法 |
CN104078507A (zh) * | 2013-03-27 | 2014-10-01 | 力士科技股份有限公司 | 一种沟槽金属氧化物半导体场效应管 |
CN105990433A (zh) * | 2015-03-04 | 2016-10-05 | 和舰科技(苏州)有限公司 | 一种低电阻沟槽型金属氧化物半导体场效应晶体管及其自对准工艺 |
CN108140670A (zh) * | 2015-10-19 | 2018-06-08 | 维西埃-硅化物公司 | 具有采用间隙壁的自对准体接触的沟槽mosfet |
CN114864404A (zh) * | 2022-04-20 | 2022-08-05 | 捷捷微电(上海)科技有限公司 | 一种3次掩膜实现电荷耦合的sbr器件的制作工艺 |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8143125B2 (en) * | 2009-03-27 | 2012-03-27 | Fairchild Semiconductor Corporation | Structure and method for forming a salicide on the gate electrode of a trench-gate FET |
US8471302B2 (en) * | 2010-10-25 | 2013-06-25 | Texas Instruments Incorporated | Neutralization capacitance implementation |
US9893209B2 (en) * | 2010-12-02 | 2018-02-13 | Alpha And Omega Semiconductor Incorporated | Cascoded high voltage junction field effect transistor |
US8536645B2 (en) | 2011-02-21 | 2013-09-17 | International Rectifier Corporation | Trench MOSFET and method for fabricating same |
US9793153B2 (en) | 2011-09-20 | 2017-10-17 | Alpha And Omega Semiconductor Incorporated | Low cost and mask reduction method for high voltage devices |
US9214457B2 (en) | 2011-09-20 | 2015-12-15 | Alpha & Omega Semiconductor Incorporated | Method of integrating high voltage devices |
KR101841445B1 (ko) | 2011-12-06 | 2018-03-23 | 삼성전자주식회사 | 저항성 메모리 소자 및 그 제조 방법 |
US8692373B2 (en) * | 2012-02-21 | 2014-04-08 | Micron Technology, Inc. | Methods of forming a metal silicide region on at least one silicon structure |
KR101658483B1 (ko) | 2012-08-21 | 2016-09-22 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법 |
US20140110777A1 (en) * | 2012-10-18 | 2014-04-24 | United Microelectronics Corp. | Trench gate metal oxide semiconductor field effect transistor and fabricating method thereof |
US9543292B2 (en) | 2015-02-27 | 2017-01-10 | Alpha And Omega Semiconductor Incorporated | Field effect transistor with integrated Zener diode |
DE102016101545B4 (de) | 2016-01-28 | 2020-10-08 | Infineon Technologies Dresden Gmbh | Verfahren zum herstellen einer halbleitervorrichtung mit silicidschichten und eine halbleitervorrichtung |
US10147785B2 (en) | 2017-01-26 | 2018-12-04 | Semiconductor Components Industries, Llc | High-voltage superjunction field effect transistor |
US11211484B2 (en) | 2019-02-13 | 2021-12-28 | Monolithic Power Systems, Inc. | Vertical transistor structure with buried channel and resurf regions and method of manufacturing the same |
US11088688B2 (en) * | 2019-02-13 | 2021-08-10 | Logisic Devices, Inc. | Configurations of composite devices comprising of a normally-on FET and a normally-off FET |
US11289613B2 (en) | 2019-10-16 | 2022-03-29 | Semiconductor Components Industries, Llc | Electronic device including a junction field-effect transistor |
CN112151620B (zh) * | 2020-10-27 | 2022-07-19 | 杰华特微电子股份有限公司 | 一种具有esd防护结构的结型场效应管 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS63194368A (ja) * | 1987-02-09 | 1988-08-11 | Toshiba Corp | 電界効果型トランジスタとその製造方法 |
JPH04240058A (ja) | 1991-01-14 | 1992-08-27 | Tipton Mfg Corp | 工作物のバレル研磨装置群による研磨方法および研磨システム |
US5087889A (en) * | 1991-02-20 | 1992-02-11 | Analog Devices, Inc. | Area efficient cascode driver circuit |
TW287307B (zh) * | 1992-04-14 | 1996-10-01 | Philips Electronics Nv | |
US6291310B1 (en) | 1999-11-24 | 2001-09-18 | Fairfield Semiconductor Corporation | Method of increasing trench density for semiconductor |
EP1271654B1 (en) | 2001-02-01 | 2017-09-20 | Mitsubishi Denki Kabushiki Kaisha | Semiconductor device and method of manufacturing the same |
US7045859B2 (en) | 2001-09-05 | 2006-05-16 | International Rectifier Corporation | Trench fet with self aligned source and contact |
US7217976B2 (en) * | 2004-02-09 | 2007-05-15 | International Rectifier Corporation | Low temperature process and structures for polycide power MOSFET with ultra-shallow source |
US7667264B2 (en) * | 2004-09-27 | 2010-02-23 | Alpha And Omega Semiconductor Limited | Shallow source MOSFET |
US7719055B1 (en) * | 2007-05-10 | 2010-05-18 | Northrop Grumman Systems Corporation | Cascode power switch topologies |
-
2006
- 2006-01-24 US US11/338,019 patent/US7829941B2/en active Active
-
2007
- 2007-01-08 CN CN2007100038545A patent/CN101009328B/zh active Active
- 2007-01-09 TW TW096100858A patent/TWI344211B/zh not_active IP Right Cessation
-
2010
- 2010-11-08 US US12/927,177 patent/US8105905B2/en not_active Expired - Fee Related
- 2010-12-02 US US12/928,107 patent/US8097905B2/en active Active
-
2012
- 2012-01-31 US US13/361,950 patent/US8236653B2/en not_active Expired - Fee Related
Cited By (13)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101958282B (zh) * | 2009-07-16 | 2013-07-17 | 中芯国际集成电路制造(上海)有限公司 | Ldmos的制造方法 |
CN102456574A (zh) * | 2010-10-27 | 2012-05-16 | 香港商莫斯飞特半导体有限公司 | 一种自对准金属硅化物的沟槽型半导体器件及制造方法 |
CN102456574B (zh) * | 2010-10-27 | 2014-07-16 | 香港商莫斯飞特半导体有限公司 | 一种自对准金属硅化物的沟槽型半导体器件及制造方法 |
WO2012055288A1 (zh) * | 2010-10-27 | 2012-05-03 | 香港商莫斯飞特半导体有限公司 | 一种自对准金属硅化物的沟槽型半导体器件及制造方法 |
CN102569300B (zh) * | 2010-12-21 | 2016-11-23 | 瑞萨电子株式会社 | 半导体器件及其制造方法 |
CN102569300A (zh) * | 2010-12-21 | 2012-07-11 | 瑞萨电子株式会社 | 半导体器件及其制造方法 |
CN103887175A (zh) * | 2012-12-21 | 2014-06-25 | 万国半导体股份有限公司 | 带有自对准有源接触的基于高密度沟槽的功率mosfet及其制备方法 |
CN104078507A (zh) * | 2013-03-27 | 2014-10-01 | 力士科技股份有限公司 | 一种沟槽金属氧化物半导体场效应管 |
CN105990433A (zh) * | 2015-03-04 | 2016-10-05 | 和舰科技(苏州)有限公司 | 一种低电阻沟槽型金属氧化物半导体场效应晶体管及其自对准工艺 |
CN108140670A (zh) * | 2015-10-19 | 2018-06-08 | 维西埃-硅化物公司 | 具有采用间隙壁的自对准体接触的沟槽mosfet |
US10903163B2 (en) | 2015-10-19 | 2021-01-26 | Vishay-Siliconix, LLC | Trench MOSFET with self-aligned body contact with spacer |
US10930591B2 (en) | 2015-10-19 | 2021-02-23 | Vishay-Siliconix, LLC | Trench MOSFET with self-aligned body contact with spacer |
CN114864404A (zh) * | 2022-04-20 | 2022-08-05 | 捷捷微电(上海)科技有限公司 | 一种3次掩膜实现电荷耦合的sbr器件的制作工艺 |
Also Published As
Publication number | Publication date |
---|---|
US20120129306A1 (en) | 2012-05-24 |
US20070170498A1 (en) | 2007-07-26 |
US7829941B2 (en) | 2010-11-09 |
CN101009328B (zh) | 2010-05-26 |
US20110079825A1 (en) | 2011-04-07 |
TW200729482A (en) | 2007-08-01 |
US8236653B2 (en) | 2012-08-07 |
US20110124167A1 (en) | 2011-05-26 |
TWI344211B (en) | 2011-06-21 |
US8105905B2 (en) | 2012-01-31 |
US8097905B2 (en) | 2012-01-17 |
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SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
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Effective date of registration: 20161012 Address after: 400700 Chongqing city Beibei district and high tech Industrial Park the road No. 5 of 407 Patentee after: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Address before: Bermuda Hamilton No. 22 Vitoria street Canon hospital Patentee before: ALPHA & OMEGA SEMICONDUCTOR, Ltd. |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: Configuration and method to form MOSFET devices with low resistance silicide gate and mesa contact regions Effective date of registration: 20191210 Granted publication date: 20100526 Pledgee: Chongqing Branch of China Development Bank Pledgor: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Registration number: Y2019500000007 |
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Granted publication date: 20100526 Pledgee: Chongqing Branch of China Development Bank Pledgor: Chongqing Wanguo Semiconductor Technology Co.,Ltd. Registration number: Y2019500000007 |