JP5834801B2 - 半導体装置の製造方法および半導体装置 - Google Patents

半導体装置の製造方法および半導体装置 Download PDF

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Publication number
JP5834801B2
JP5834801B2 JP2011250256A JP2011250256A JP5834801B2 JP 5834801 B2 JP5834801 B2 JP 5834801B2 JP 2011250256 A JP2011250256 A JP 2011250256A JP 2011250256 A JP2011250256 A JP 2011250256A JP 5834801 B2 JP5834801 B2 JP 5834801B2
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oxide film
substrate
semiconductor device
manufacturing
trench
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Japanese (ja)
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JP2013105966A (ja
JP2013105966A5 (https=
Inventor
増田　健良
健良 増田
和田　圭司
圭司 和田
透 日吉
透 日吉
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Sumitomo Electric Industries Ltd
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Sumitomo Electric Industries Ltd
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Priority to JP2011250256A priority Critical patent/JP5834801B2/ja
Application filed by Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Industries Ltd
Priority to CN201280049775.7A priority patent/CN103890951B/zh
Priority to PCT/JP2012/074661 priority patent/WO2013073293A1/ja
Priority to KR1020147004423A priority patent/KR20140041863A/ko
Priority to EP12849942.3A priority patent/EP2782137A4/en
Priority to US13/676,931 priority patent/US20130119407A1/en
Publication of JP2013105966A publication Critical patent/JP2013105966A/ja
Publication of JP2013105966A5 publication Critical patent/JP2013105966A5/ja
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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
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/01—Manufacture or treatment
    • H10D12/031—Manufacture or treatment of IGBTs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/01—Manufacture or treatment
    • H10D12/031—Manufacture or treatment of IGBTs
    • H10D12/032—Manufacture or treatment of IGBTs of vertical IGBTs
    • H10D12/038—Manufacture or treatment of IGBTs of vertical IGBTs having a recessed gate, e.g. trench-gate IGBTs
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D12/00—Bipolar devices controlled by the field effect, e.g. insulated-gate bipolar transistors [IGBT]
    • H10D12/411—Insulated-gate bipolar transistors [IGBT]
    • H10D12/441—Vertical IGBTs
    • H10D12/461—Vertical IGBTs having non-planar surfaces, e.g. having trenches, recesses or pillars in the surfaces of the emitter, base or collector regions
    • H10D12/481—Vertical IGBTs having non-planar surfaces, e.g. having trenches, recesses or pillars in the surfaces of the emitter, base or collector regions having gate structures on slanted surfaces, on vertical surfaces, or in grooves, e.g. trench gate IGBTs
    • 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
    • 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
    • H10D62/40—Crystalline structures
    • H10D62/405—Orientations of crystalline planes
    • 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
    • H10D62/832—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 being Group IV materials comprising two or more elements, e.g. SiGe
    • H10D62/8325—Silicon carbide
    • 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
    • H10D64/01—Manufacture or treatment
    • H10D64/013—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator
    • H10D64/01366—Manufacture or treatment of electrodes having a conductor capacitively coupled to a semiconductor by an insulator the semiconductor being silicon carbide
    • 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
    • H10D64/20—Electrodes characterised by their shapes, relative sizes or dispositions 
    • H10D64/27—Electrodes not carrying the current to be rectified, amplified, oscillated or switched, e.g. gates
    • H10D64/311—Gate electrodes for field-effect devices
    • H10D64/411—Gate electrodes for field-effect devices for FETs
    • H10D64/511—Gate electrodes for field-effect devices for FETs for IGFETs
    • H10D64/512—Disposition of the gate electrodes, e.g. buried gates
    • H10D64/513—Disposition of the gate electrodes, e.g. buried gates within recesses in the substrate, e.g. trench gates, groove gates or buried gates
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
    • H10P14/6302—Non-deposition formation processes
    • H10P14/6304—Formation by oxidation, e.g. oxidation of the substrate
    • H10P14/6306—Formation by oxidation, e.g. oxidation of the substrate of the semiconductor materials
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
    • H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
    • H10P14/65—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials
    • H10P14/6516—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed after formation of the materials
    • H10P14/6518—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed after formation of the materials by introduction of substances into an already-existing insulating layer
    • H10P14/6524—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed after formation of the materials by introduction of substances into an already-existing insulating layer the substance being nitrogen
    • H10P14/6526—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by treatments performed before or after the formation of the materials of treatments performed after formation of the materials by introduction of substances into an already-existing insulating layer the substance being nitrogen introduced into an oxide material, e.g. changing SiO to SiON
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
    • H10P50/00—Etching of wafers, substrates or parts of devices
    • H10P50/20—Dry etching; Plasma etching; Reactive-ion etching
    • H10P50/24—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials
    • H10P50/242—Dry etching; Plasma etching; Reactive-ion etching of semiconductor materials of Group IV materials
    • 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
    • H10D64/68—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator
    • H10D64/693—Electrodes having a conductor capacitively coupled to a semiconductor by an insulator, e.g. MIS electrodes characterised by the insulator, e.g. by the gate insulator the insulator comprising nitrogen, e.g. nitrides, oxynitrides or nitrogen-doped materials

Landscapes

  • Electrodes Of Semiconductors (AREA)
  • Formation Of Insulating Films (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
JP2011250256A 2011-11-16 2011-11-16 半導体装置の製造方法および半導体装置 Active JP5834801B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2011250256A JP5834801B2 (ja) 2011-11-16 2011-11-16 半導体装置の製造方法および半導体装置
PCT/JP2012/074661 WO2013073293A1 (ja) 2011-11-16 2012-09-26 半導体装置の製造方法および半導体装置
KR1020147004423A KR20140041863A (ko) 2011-11-16 2012-09-26 반도체 장치의 제조 방법 및 반도체 장치
EP12849942.3A EP2782137A4 (en) 2011-11-16 2012-09-26 METHOD FOR PRODUCING A SEMICONDUCTOR COMPONENT AND SEMICONDUCTOR COMPONENT
CN201280049775.7A CN103890951B (zh) 2011-11-16 2012-09-26 用于制造半导体器件的方法和半导体器件
US13/676,931 US20130119407A1 (en) 2011-11-16 2012-11-14 Method for manufacturing semiconductor device, and semiconductor device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2011250256A JP5834801B2 (ja) 2011-11-16 2011-11-16 半導体装置の製造方法および半導体装置

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JP2015161088A Division JP6070790B2 (ja) 2015-08-18 2015-08-18 半導体装置の製造方法および半導体装置

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JP2013105966A JP2013105966A (ja) 2013-05-30
JP2013105966A5 JP2013105966A5 (https=) 2014-10-16
JP5834801B2 true JP5834801B2 (ja) 2015-12-24

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US (1) US20130119407A1 (https=)
EP (1) EP2782137A4 (https=)
JP (1) JP5834801B2 (https=)
KR (1) KR20140041863A (https=)
CN (1) CN103890951B (https=)
WO (1) WO2013073293A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3051982B2 (ja) 1989-06-01 2000-06-12 東急建設株式会社 全天光集光系

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5806600B2 (ja) * 2011-11-21 2015-11-10 住友電気工業株式会社 炭化珪素半導体装置の製造方法
JP5751146B2 (ja) * 2011-11-24 2015-07-22 住友電気工業株式会社 半導体装置およびその製造方法
JP2015015352A (ja) 2013-07-04 2015-01-22 住友電気工業株式会社 炭化珪素半導体装置の製造方法
US9570570B2 (en) * 2013-07-17 2017-02-14 Cree, Inc. Enhanced gate dielectric for a field effect device with a trenched gate
JP6357869B2 (ja) * 2014-05-20 2018-07-18 住友電気工業株式会社 炭化珪素半導体装置の製造方法
CN104465440A (zh) * 2014-11-26 2015-03-25 上海华力微电子有限公司 一种监测原位水汽生长栅氧化膜的生长缺陷的方法
CN109037060A (zh) * 2018-07-19 2018-12-18 厦门芯代集成电路有限公司 一种能抑制沟道迁移率低下的igbt新结构的制备方法

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
JP3471473B2 (ja) 1994-04-06 2003-12-02 株式会社デンソー 半導体装置及びその製造方法
JP3551909B2 (ja) * 1999-11-18 2004-08-11 株式会社デンソー 炭化珪素半導体装置の製造方法
JP4843854B2 (ja) * 2001-03-05 2011-12-21 住友電気工業株式会社 Ｍｏｓデバイス
US20060214268A1 (en) * 2005-03-25 2006-09-28 Shindengen Electric Manufacturing Co., Ltd. SiC semiconductor device
JP4775102B2 (ja) * 2005-05-09 2011-09-21 住友電気工業株式会社 半導体装置の製造方法
JP5017823B2 (ja) * 2005-09-12 2012-09-05 富士電機株式会社 半導体素子の製造方法
US20070096107A1 (en) * 2005-11-03 2007-05-03 Brown Dale M Semiconductor devices with dielectric layers and methods of fabricating same
JP4923543B2 (ja) * 2005-11-30 2012-04-25 トヨタ自動車株式会社 炭化珪素半導体装置及びその製造方法
JP2008226997A (ja) * 2007-03-09 2008-09-25 Sumitomo Electric Ind Ltd 半導体装置およびその製造方法
JP5588670B2 (ja) * 2008-12-25 2014-09-10 ローム株式会社 半導体装置
US8709897B2 (en) * 2010-11-30 2014-04-29 Taiwan Semiconductor Manufacturing Company, Ltd. High performance strained source-drain structure and method of fabricating the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3051982B2 (ja) 1989-06-01 2000-06-12 東急建設株式会社 全天光集光系

Also Published As

Publication number Publication date
JP2013105966A (ja) 2013-05-30
WO2013073293A1 (ja) 2013-05-23
EP2782137A1 (en) 2014-09-24
EP2782137A4 (en) 2015-08-12
CN103890951A (zh) 2014-06-25
KR20140041863A (ko) 2014-04-04
CN103890951B (zh) 2017-07-21
US20130119407A1 (en) 2013-05-16

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