KR930003431A - 반도체장치 - Google Patents

반도체장치 Download PDF

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Publication number
KR930003431A
KR930003431A KR1019920011975A KR920011975A KR930003431A KR 930003431 A KR930003431 A KR 930003431A KR 1019920011975 A KR1019920011975 A KR 1019920011975A KR 920011975 A KR920011975 A KR 920011975A KR 930003431 A KR930003431 A KR 930003431A
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channel region
semiconductor material
semiconductor device
disposed
top surface
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KR1019920011975A
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KR100242477B1 (ko
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에프. 캄보 버트랜드
비. 데이비스 로버트
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찰스 알. 루이스
모토로라 인코포레이티드
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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
    • H01L29/66007—Multistep manufacturing processes
    • H01L29/66075—Multistep manufacturing processes of devices having semiconductor bodies comprising group 14 or group 13/15 materials
    • H01L29/66227—Multistep 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
    • H01L29/66409—Unipolar field-effect transistors
    • H01L29/66848—Unipolar field-effect transistors with a Schottky gate, i.e. MESFET
    • H01L29/66856—Unipolar field-effect transistors with a Schottky gate, i.e. MESFET with an active layer made of a group 13/15 material
    • H01L29/66863—Lateral single gate transistors
    • H01L29/66878—Processes wherein the final gate is made before the formation, e.g. activation anneal, of the source and drain regions in the active layer
    • 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
    • H01L29/80—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier
    • H01L29/812—Field effect transistors with field effect produced by a PN or other rectifying junction gate, i.e. potential-jump barrier with a Schottky gate
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
    • H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
    • H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
    • H01L21/28575—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds
    • H01L21/28587—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds characterised by the sectional shape, e.g. T, inverted T
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
    • H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
    • H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
    • H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
    • H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
    • H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
    • H01L21/285—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation
    • H01L21/28506—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers
    • H01L21/28575—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds
    • H01L21/28587—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds characterised by the sectional shape, e.g. T, inverted T
    • H01L21/28593—Deposition of conductive or insulating materials for electrodes conducting electric current from a gas or vapour, e.g. condensation of conductive layers on semiconductor bodies comprising AIIIBV compounds characterised by the sectional shape, e.g. T, inverted T asymmetrical sectional shape
    • 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
    • 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
    • H01L29/1025—Channel region of field-effect devices
    • H01L29/1029—Channel region of field-effect devices of field-effect transistors

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Junction Field-Effect Transistors (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)

Abstract

내용 없음.

Description

반도체장치
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제1도는 본 발명 제1구현예의 확대 단면도,
제2도는 본 발명 제2구현예의 확대 단면도,
제3도는 제2도 구현예보다 더욱 상위의 제조 공정을 거친 본 발명 제2구현예의 확대 단면도,
제4도는 제3도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제2구현예의 확대 단면도,
제5도는 제4도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제2구현예의 확대 단면도,
제6도는 제5도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제2구현예의 확대 단면도,
제7도는 제6도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제2구현예의 확대 단면도,
제8도는 초기 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제9도는 제8도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제10도는 제9도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제11도는 제10도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제12도는 제11도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제13도는 제12도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제3구현예의 확대 단면도,
제14도는 초기 제조공정을 거친 본 발명 제4구현예의 확대 단면도,
제15도는 제14도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제4구현예의 확대 단면도,
제16도는 제15도 구현예 보다 더욱 상위의 제조공정을 거친 본 발명 제4구현예의 확대 단면도.

Claims (3)

  1. 상면(top surface)(10a)를 가지며, 상면(10a)으로 부터 반도체 물질(10)의 내부로 확장되도록 반도체 물질(10)에 형성된 제1형 도전성을 갖는 채널 영역 제1부(13a)와, 상면 (10a)으로부터 반도체 물질(10)의 내부에 이르러 채널 영역 제1부에 이어지며 채널 영역 제1부 보다 반도체 물질(10)내부로 더욱 깊숙한 곳에 닿도록 형성된 제1형 도전성을 갖는 채널 영역 제2부(43b) 및 채널 영역 제1부(13a)와 채널 영역 제2부(13b)의 일부상의 상면(10a)에 배치된 게이트 층을 갖는 반도체물질(10)로 구성된 반도체장치.
  2. 상면(10a)를 가지며, 상면(10a)으로 부터 반도체물질(10)내부에 이르도록 형성된 제1형 도전성을 갖는 채널 영역 제1부와 상면(10a)으로 부터 반도체 물질(10)내부에 이르러 채널 영역 제1부에 이어지고 반도체 장치의 동작중 실질적으로 공핍되도록 반도체 물질(10)에 형성된 채널 영역 제2부(13b)와 채널 영역 제1부(13a)일부와 채널 영역 제2부(13b)일부상의 상면(10a)제1부에 배치되고 채널 영역 제2부(13b)로부터 내정 거리만큼 떨어진 위치에 배치된 절연층(16) 및 절연층(16)의 일부와 채널 영역 제1부 및 제2부(13a)상의 상면(10a) 제2부에 배치된 게이트층을 갖는 반도체 물질로 구성되는 반도체장치.
  3. 제1상면(10a)와 제2상면을 가지며, 제1상면으로 부터 반도체 물질(10) 내부에 이르도록 반도체 물질(10)에 형성된 제1형 도전성을 갖는 채널 영역 제1부(13a)와, 제2상면으로 부터 반도체물질(10)내부로 확장되어 채널 영역 제1부(13a)에 이어지고 반도체 장치의 동작중 실질적으로 공핍되지 않도록 반도체 물질(10)에 형성된 제1형 도전성을 갖는 채널 영역 제2부와 채널 영역 제1부상의 제1상면(10a) 제1부(10a)에 배치되고, 채널 영역 제2부(13b)로 부터 내정 거리 만큼 떨어진 위치에 배치된 절연층(16) 및 절연층(16)의 일부와 채널 영역 제1부 및 제2부(13a와 13B)일부상의 제1상면(10a) 제2부와 채널 영역 제2부(13b)상의 제2상면(l0b) 제1부에 배치된 게이트층(22)으로 구성되는 반도체장치.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019920011975A 1991-07-15 1992-07-06 반도체 장치 KR100242477B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72966291A 1991-07-15 1991-07-15
US729,662 1991-07-15

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KR930003431A true KR930003431A (ko) 1993-02-24
KR100242477B1 KR100242477B1 (ko) 2000-02-01

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US (2) US5281839A (ko)
EP (1) EP0523593B1 (ko)
JP (1) JP2871311B2 (ko)
KR (1) KR100242477B1 (ko)
DE (1) DE69208297T2 (ko)

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JPH06224225A (ja) * 1993-01-27 1994-08-12 Fujitsu Ltd 電界効果半導体装置
US5384273A (en) * 1994-04-26 1995-01-24 Motorola Inc. Method of making a semiconductor device having a short gate length
US5667632A (en) * 1995-11-13 1997-09-16 Motorola, Inc. Method of defining a line width
JP3180776B2 (ja) * 1998-09-22 2001-06-25 日本電気株式会社 電界効果型トランジスタ
US6867078B1 (en) 2003-11-19 2005-03-15 Freescale Semiconductor, Inc. Method for forming a microwave field effect transistor with high operating voltage
US20070057289A1 (en) 2004-01-10 2007-03-15 Davies Robert B Power semiconductor device and method therefor
US8530963B2 (en) 2005-01-06 2013-09-10 Estivation Properties Llc Power semiconductor device and method therefor
US7402844B2 (en) 2005-11-29 2008-07-22 Cree, Inc. Metal semiconductor field effect transistors (MESFETS) having channels of varying thicknesses and related methods

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DE2801085A1 (de) * 1977-01-11 1978-07-13 Zaidan Hojin Handotai Kenkyu Statischer induktionstransistor
FR2466862A1 (fr) * 1979-10-05 1981-04-10 Thomson Csf Transistor a effet de champ et amplificateur pour hyperfrequences comprenant un tel transistor
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JPH02205325A (ja) * 1989-02-03 1990-08-15 Sharp Corp 半導体装置
JPH02253632A (ja) * 1989-03-27 1990-10-12 Matsushita Electric Ind Co Ltd 電界効果型トランジスタの製造方法

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EP0523593B1 (en) 1996-02-14
US5449628A (en) 1995-09-12
DE69208297T2 (de) 1996-09-05
KR100242477B1 (ko) 2000-02-01
DE69208297D1 (de) 1996-03-28
US5281839A (en) 1994-01-25
JPH05243278A (ja) 1993-09-21
EP0523593A1 (en) 1993-01-20
JP2871311B2 (ja) 1999-03-17

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