KR970004069A - 반도체 소자의 트랜지스터 제조방법 및 그 구조 - Google Patents

반도체 소자의 트랜지스터 제조방법 및 그 구조 Download PDF

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KR970004069A
KR970004069A KR1019950016420A KR19950016420A KR970004069A KR 970004069 A KR970004069 A KR 970004069A KR 1019950016420 A KR1019950016420 A KR 1019950016420A KR 19950016420 A KR19950016420 A KR 19950016420A KR 970004069 A KR970004069 A KR 970004069A
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South Korea
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layer
soi
transistor
soi layer
photoresist film
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KR1019950016420A
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English (en)
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KR100227644B1 (ko
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황준
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김주용
현대전자산업 주식회사
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Priority to KR1019950016420A priority Critical patent/KR100227644B1/ko
Priority to TW085106813A priority patent/TW301034B/zh
Priority to JP8152113A priority patent/JPH098308A/ja
Priority to CN96108211A priority patent/CN1050701C/zh
Publication of KR970004069A publication Critical patent/KR970004069A/ko
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Publication of KR100227644B1 publication Critical patent/KR100227644B1/ko

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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof  ; Multistep manufacturing processes therefor
    • H01L29/66Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007Multistep manufacturing processes
    • H01L29/66075Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227Multistep 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
    • H01L29/66409Unipolar field-effect transistors
    • H01L29/66477Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/66568Lateral single gate silicon transistors
    • H01L29/66575Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate
    • H01L29/6659Lateral single gate silicon transistors where the source and drain or source and drain extensions are self-aligned to the sides of the gate with both lightly doped source and drain extensions and source and drain self-aligned to the sides of the gate, e.g. lightly doped drain [LDD] MOSFET, double diffused drain [DDD] MOSFET
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
    • H01L21/18Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic System or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/30Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
    • H01L21/31Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
    • H01L21/3205Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
    • H01L21/32055Deposition of semiconductive layers, e.g. poly - or amorphous silicon layers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/70Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
    • H01L21/77Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate
    • H01L21/78Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices
    • H01L21/82Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components
    • H01L21/822Manufacture or treatment of devices consisting of a plurality of solid state components or integrated circuits formed in, or on, a common substrate with subsequent division of the substrate into plural individual devices to produce devices, e.g. integrated circuits, each consisting of a plurality of components the substrate being a semiconductor, using silicon technology
    • H01L21/8232Field-effect technology
    • H01L21/8234MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type
    • H01L21/823437MIS technology, i.e. integration processes of field effect transistors of the conductor-insulator-semiconductor type with a particular manufacturing method of the gate conductors, e.g. particular materials, shapes
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00Semiconductor devices adapted for rectifying, amplifying, oscillating or switching, or capacitors or resistors with at least one potential-jump barrier or surface barrier, e.g. PN junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof  ; Multistep manufacturing processes therefor
    • H01L29/66Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/66007Multistep manufacturing processes
    • H01L29/66075Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227Multistep 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
    • H01L29/66409Unipolar field-effect transistors
    • H01L29/66477Unipolar field-effect transistors with an insulated gate, i.e. MISFET
    • H01L29/6656Unipolar field-effect transistors with an insulated gate, i.e. MISFET using multiple spacer layers, e.g. multiple sidewall spacers

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Ceramic Engineering (AREA)
  • Thin Film Transistor (AREA)

Abstract

본 발명은 반도체 소자의 트랜지스터 제조방법 및 그 구조에 관한 것으로, 접합영역의 자체저항을 감소시키기 위하여 SOI (Silicon On Insulator)층이 두껍게 형성된 웨이퍼(Wafer)를 사용하여 접합영역을 채널 및 LDD영역보다 두껍게 형성시키므로써 동작속도를 향상시킬 수 있도록 한 반도체 소자의 트랜지스터 제조방법 및 그 구조에 관한 것이다.

Description

반도체 소자의 트랜지스터 제조방법 및 그 구조
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제2A 내지 제2E도는 본 발명에 따른 반도체 소자의 트랜지스터 제조방법을 설명하기 위한 소자의 단면도.

Claims (6)

  1. 반도체 소자의 트랜지스터 제조방법에 있어서, 실리콘층, 절연층 및 SOI 층이 적층 구조로 형성된 SOI웨이퍼상에 제1감광막을 도포한 후 채널 및 LDD 영역이 형성될 부분의 상기 SOI 층이 노출되도록 상기 제1감광막을 패티닝하는 단계와, 상기 단계로부터 상기 패터닝된 제1감광막을 마스크로 이용한 식각공정으로 노출된 부분의 SOI 층을 소정 깊이 식각하여 트렌치를 형성시키는 단계와, 상기 단계로부터 상기 제1감광막을 제거한후 전체 상부면에 게이트산화막, 폴리실리콘층 및 제2감광막을 순차적으로 형성하고 게이트전극용 마스크를 이용하여 상기 제2감광막을 패터닝하는 단계와, 상기 단계로부터 상기 패터닝된 제2감광막을 마스크로 이용한 식각공정으로 상기 폴리실리콘층 및 게이트산화막을 순차적으로 식각하여 게이트전극을 형성한 후 상기 제2감광막을 제거하는 단계와, 상기 단계로부터 저농도 불순물이온을 주입하여 상기 트렌치내의 노출된 SOI 층에 LDD 영역을 형성하는 단계와, 상기 단계로부터 전체 상부면에 산화막을 형성하고 블랜켓 식각하여 상기 게이트전극의 양측벽 및 상기 LDD 영역의 상부에 산화막 스페이서를 형성시키는 단계와, 상기 단계로부터 노출된 상기 SOI 층에 고농도 불순물이온을 주입하여 접합영역을 형성하는 단계로 이루어지는 것을 특징으로하는 반도체 소자의 트랜지스터 제조방법.
  2. 제1항에 있어서, 상기 SOI 층의 두께는 3000 내지 5000인 것을 특징으로 하는 반도체 소자의 트랜지스터 제조방법.
  3. 제1항에 있어서, 상기 절연층은 산화막인 것을 특징으로 하는 반도체 소자의 트랜지스터 제조방법.
  4. 제1항에 있어서, 상기 트렌치내에 잔류되는 SOI 층의 두께는 500내지 1500인 것을 특징으로 하는 반도체 소자의 트랜지스터 제조방법.
  5. 실리콘층, 절연층 및 SOI 층이 적층된 구조로 형성된 SOI 웨이퍼와, 상기 SOI 층의 채널영역 상부에 형성된 게이트전극과, 상기 게이트전극의 양측벽에 형성된 산화막 스페이서와, 상기 산화막 스페이서 하부의 상기 SOI층에 형성되며 저농도 불순물이온이 주입된 LDD영역과, 상기 LDD영역 외측부의 상기 SOI층에 형성되며 고농도 불순물이온이 주입된 접합영역으로 이루어지는 트랜지스터에 있어서, 상기 접합영역이 상기 채널 및 LDD영역보다 두껍게 형성되는 것을 특징으로 하는 트랜지스터.
  6. 제5항에 있어서, 상기 접합영역의 두께는 3000 내지 5000이며, 상기 채널 및 LDD 영역의 두께는 500내지 1500인 것을 특징으로 하는 트랜지스터.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019950016420A 1995-06-20 1995-06-20 반도체 소자의 트랜지스터 제조방법 KR100227644B1 (ko)

Priority Applications (4)

Application Number Priority Date Filing Date Title
KR1019950016420A KR100227644B1 (ko) 1995-06-20 1995-06-20 반도체 소자의 트랜지스터 제조방법
TW085106813A TW301034B (ko) 1995-06-20 1996-06-06
JP8152113A JPH098308A (ja) 1995-06-20 1996-06-13 半導体素子のトランジスター及びその製造方法
CN96108211A CN1050701C (zh) 1995-06-20 1996-06-19 半导体器件中的晶体管及其制造方法

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KR1019950016420A KR100227644B1 (ko) 1995-06-20 1995-06-20 반도체 소자의 트랜지스터 제조방법

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KR970004069A true KR970004069A (ko) 1997-01-29
KR100227644B1 KR100227644B1 (ko) 1999-11-01

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CN (1) CN1050701C (ko)
TW (1) TW301034B (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343472B1 (ko) * 2000-08-31 2002-07-18 박종섭 모스 트랜지스터의 제조방법

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3408437B2 (ja) 1998-10-30 2003-05-19 シャープ株式会社 半導体装置の製造方法
US6780686B2 (en) * 2002-03-21 2004-08-24 Advanced Micro Devices, Inc. Doping methods for fully-depleted SOI structures, and device comprising the resulting doped regions
US7022575B2 (en) * 2003-10-29 2006-04-04 Sanyo Electric Co., Ltd. Manufacturing method of semiconductor device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02185068A (ja) * 1989-01-12 1990-07-19 Toshiba Corp 電界効果型トランジスタの製造方法
JPH0766972B2 (ja) * 1989-06-22 1995-07-19 三菱電機株式会社 半導体装置の製造方法
JPH03155166A (ja) * 1989-11-14 1991-07-03 Fuji Electric Co Ltd 薄膜半導体素子
JP2660451B2 (ja) * 1990-11-19 1997-10-08 三菱電機株式会社 半導体装置およびその製造方法
JPH05259457A (ja) * 1992-03-16 1993-10-08 Sharp Corp 薄膜トランジスタ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343472B1 (ko) * 2000-08-31 2002-07-18 박종섭 모스 트랜지스터의 제조방법

Also Published As

Publication number Publication date
JPH098308A (ja) 1997-01-10
KR100227644B1 (ko) 1999-11-01
TW301034B (ko) 1997-03-21
CN1050701C (zh) 2000-03-22
CN1148273A (zh) 1997-04-23

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