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WO2009025340A1 - Ｉｇｂｔ用のシリコン単結晶ウェーハ及びｉｇｂｔ用のシリコン単結晶ウェーハの製造方法 - Google Patents

Ｉｇｂｔ用のシリコン単結晶ウェーハ及びｉｇｂｔ用のシリコン単結晶ウェーハの製造方法 Download PDF

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Publication number
WO2009025340A1
WO2009025340A1 PCT/JP2008/064953 JP2008064953W WO2009025340A1 WO 2009025340 A1 WO2009025340 A1 WO 2009025340A1 JP 2008064953 W JP2008064953 W JP 2008064953W WO 2009025340 A1 WO2009025340 A1 WO 2009025340A1
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WO
WIPO (PCT)
Prior art keywords
single crystal
silicon single
igbt
crystal wafer
less
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.)
Ceased
Application number
PCT/JP2008/064953
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English (en)
French (fr)
Inventor
Koji Kato
Hiroshi Hayakawa
Yutaka Saita
Tsuyoshi Nakamura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sumco Corp
Original Assignee
Sumco Corp
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Filing date
Publication date
Application filed by Sumco Corp filed Critical Sumco Corp
Priority to JP2009529066A priority Critical patent/JP5359874B2/ja
Publication of WO2009025340A1 publication Critical patent/WO2009025340A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H10P36/20—
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/20—Controlling or regulating
    • C30B15/203—Controlling or regulating the relationship of pull rate (v) to axial thermal gradient (G)
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
    • C30B15/30—Mechanisms for rotating or moving either the melt or the crystal
    • C30B15/305—Stirring of the melt
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/02—Elements
    • C30B29/06—Silicon
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)

Abstract

　抵抗率のバラツキが小さく、かつ、ＩＧＢＴ製造プロセスを経ても酸素析出物の発生が極めて少ないウェーハの製造が可能であり、チョクラルスキー法によってシリコン単結晶を育成することにより得られるＩＧＢＴ用シリコン単結晶ウェーハの製造方法であって、磁場強度３０００ガウス以上とし、石英ルツボ回転数 ０．２ｒｐｍ以下、結晶回転数５ｒｐｍ以下とし、シリコン単結晶の引き上げ速度をＧｒｏｗｎ－ｉｎ欠陥フリーなシリコン単結晶が引き上げ可能な速度で、格子間酸素濃度が４×１０１７ａｔｏｍｓ／ｃｍ３以下の単結晶を育成する。
PCT/JP2008/064953 2007-08-21 2008-08-21 Ｉｇｂｔ用のシリコン単結晶ウェーハ及びｉｇｂｔ用のシリコン単結晶ウェーハの製造方法 Ceased WO2009025340A1 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2009529066A JP5359874B2 (ja) 2007-08-21 2008-08-21 Ｉｇｂｔ用シリコン単結晶ウェーハの製造方法

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007215337 2007-08-21
JP2007-215337 2007-08-21

Publications (1)

Publication Number Publication Date
WO2009025340A1 true WO2009025340A1 (ja) 2009-02-26

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PCT/JP2008/064953 Ceased WO2009025340A1 (ja) 2007-08-21 2008-08-21 Ｉｇｂｔ用のシリコン単結晶ウェーハ及びｉｇｂｔ用のシリコン単結晶ウェーハの製造方法

Country Status (2)

Country Link
JP (1) JP5359874B2 (ja)
WO (1) WO2009025340A1 (ja)

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010016099A (ja) * 2008-07-02 2010-01-21 Shin Etsu Handotai Co Ltd シリコン単結晶ウェーハ及びシリコン単結晶ウェーハの製造方法
JP2010202414A (ja) * 2009-02-27 2010-09-16 Sumco Corp シリコン単結晶の育成方法及びシリコンウェーハの製造方法
JP2010208877A (ja) * 2009-03-09 2010-09-24 Sumco Corp シリコン単結晶の育成方法及びシリコンウェーハの製造方法
JP2010265143A (ja) * 2009-05-15 2010-11-25 Sumco Corp シリコン単結晶の製造方法及びシリコンウェーハの製造方法
JP2014035305A (ja) * 2012-08-10 2014-02-24 Shin Etsu Handotai Co Ltd シリコン単結晶中の窒素濃度評価方法
WO2014190165A3 (en) * 2013-05-24 2015-03-26 Sunedison Semiconductor Limited Methods for producing low oxygen silicon ingots
JP2016117603A (ja) * 2014-12-19 2016-06-30 信越半導体株式会社 シリコン単結晶の製造方法
KR101680213B1 (ko) 2015-04-06 2016-11-28 주식회사 엘지실트론 실리콘 단결정 잉곳의 성장 방법
JP2020033200A (ja) * 2018-08-27 2020-03-05 株式会社Sumco シリコン単結晶の製造方法及びシリコンウェーハ
CN111615569A (zh) * 2017-11-29 2020-09-01 胜高股份有限公司 单晶硅及其制造方法以及硅晶片
DE112022002697T5 (de) 2021-07-29 2024-03-14 Shin-Etsu Handotai Co., Ltd. Verfahren zum herstellen eines silizium-einkristalls
WO2024155595A1 (en) * 2023-01-17 2024-07-25 Globalwafers Co., Ltd. Methods for producing single crystal silicon wafers for insulated gate bipolar transistors
KR20250023987A (ko) 2022-06-17 2025-02-18 신에쯔 한도타이 가부시키가이샤 실리콘 단결정의 제조방법
KR20250118201A (ko) 2024-01-29 2025-08-05 신에쯔 한도타이 가부시키가이샤 실리콘 단결정의 저항률 측정방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI761454B (zh) * 2017-03-31 2022-04-21 環球晶圓股份有限公司 單晶矽的製造方法
CN116971023A (zh) * 2022-04-29 2023-10-31 内蒙古中环晶体材料有限公司 一种降低单晶硅氧含量的方法及晶棒

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0544440B2 (ja) * 1984-12-24 1993-07-06 Tokyo Shibaura Electric Co
JP2005145724A (ja) * 2003-11-11 2005-06-09 Shin Etsu Handotai Co Ltd シリコン単結晶の製造方法及びシリコン単結晶
JP2005154172A (ja) * 2003-11-21 2005-06-16 Shin Etsu Handotai Co Ltd シリコン単結晶の製造方法及びシリコン単結晶製造装置の設計方法並びにシリコン単結晶製造装置
JP2006312575A (ja) * 2005-04-08 2006-11-16 Sumco Corp シリコンウェーハおよびその製造方法
JP2007191350A (ja) * 2006-01-19 2007-08-02 Sumco Corp Ｉｇｂｔ用シリコン単結晶ウェーハ及びｉｇｂｔ用シリコン単結晶ウェーハの製造方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0544440B2 (ja) * 1984-12-24 1993-07-06 Tokyo Shibaura Electric Co
JP2005145724A (ja) * 2003-11-11 2005-06-09 Shin Etsu Handotai Co Ltd シリコン単結晶の製造方法及びシリコン単結晶
JP2005154172A (ja) * 2003-11-21 2005-06-16 Shin Etsu Handotai Co Ltd シリコン単結晶の製造方法及びシリコン単結晶製造装置の設計方法並びにシリコン単結晶製造装置
JP2006312575A (ja) * 2005-04-08 2006-11-16 Sumco Corp シリコンウェーハおよびその製造方法
JP2007191350A (ja) * 2006-01-19 2007-08-02 Sumco Corp Ｉｇｂｔ用シリコン単結晶ウェーハ及びｉｇｂｔ用シリコン単結晶ウェーハの製造方法

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010016099A (ja) * 2008-07-02 2010-01-21 Shin Etsu Handotai Co Ltd シリコン単結晶ウェーハ及びシリコン単結晶ウェーハの製造方法
JP2010202414A (ja) * 2009-02-27 2010-09-16 Sumco Corp シリコン単結晶の育成方法及びシリコンウェーハの製造方法
JP2010208877A (ja) * 2009-03-09 2010-09-24 Sumco Corp シリコン単結晶の育成方法及びシリコンウェーハの製造方法
JP2010265143A (ja) * 2009-05-15 2010-11-25 Sumco Corp シリコン単結晶の製造方法及びシリコンウェーハの製造方法
JP2014035305A (ja) * 2012-08-10 2014-02-24 Shin Etsu Handotai Co Ltd シリコン単結晶中の窒素濃度評価方法
WO2014190165A3 (en) * 2013-05-24 2015-03-26 Sunedison Semiconductor Limited Methods for producing low oxygen silicon ingots
US9951440B2 (en) 2013-05-24 2018-04-24 Sunedison Semiconductor Limited Methods for producing low oxygen silicon ingots
US10513796B2 (en) 2013-05-24 2019-12-24 Globalwafers Co., Ltd. Methods for producing low oxygen silicon ingots
JP2016117603A (ja) * 2014-12-19 2016-06-30 信越半導体株式会社 シリコン単結晶の製造方法
KR101680213B1 (ko) 2015-04-06 2016-11-28 주식회사 엘지실트론 실리콘 단결정 잉곳의 성장 방법
CN111615569A (zh) * 2017-11-29 2020-09-01 胜高股份有限公司 单晶硅及其制造方法以及硅晶片
JP2020033200A (ja) * 2018-08-27 2020-03-05 株式会社Sumco シリコン単結晶の製造方法及びシリコンウェーハ
CN110863240A (zh) * 2018-08-27 2020-03-06 胜高股份有限公司 单晶硅的制造方法和硅晶片
JP7099175B2 (ja) 2018-08-27 2022-07-12 株式会社Sumco シリコン単結晶の製造方法及びシリコンウェーハ
DE112022002697T5 (de) 2021-07-29 2024-03-14 Shin-Etsu Handotai Co., Ltd. Verfahren zum herstellen eines silizium-einkristalls
KR20240038957A (ko) 2021-07-29 2024-03-26 신에쯔 한도타이 가부시키가이샤 실리콘 단결정의 제조방법
KR20250023987A (ko) 2022-06-17 2025-02-18 신에쯔 한도타이 가부시키가이샤 실리콘 단결정의 제조방법
DE112023001882T5 (de) 2022-06-17 2025-02-27 Shin-Etsu Handotai Co., Ltd. Verfahren zur Herstellung von Silizium-Einkristallen
WO2024155595A1 (en) * 2023-01-17 2024-07-25 Globalwafers Co., Ltd. Methods for producing single crystal silicon wafers for insulated gate bipolar transistors
KR20250118201A (ko) 2024-01-29 2025-08-05 신에쯔 한도타이 가부시키가이샤 실리콘 단결정의 저항률 측정방법

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Publication number Publication date
JP5359874B2 (ja) 2013-12-04
JPWO2009025340A1 (ja) 2010-11-25

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