JPS641943B2 - - Google Patents

Info

Publication number
JPS641943B2
JPS641943B2 JP55099584A JP9958480A JPS641943B2 JP S641943 B2 JPS641943 B2 JP S641943B2 JP 55099584 A JP55099584 A JP 55099584A JP 9958480 A JP9958480 A JP 9958480A JP S641943 B2 JPS641943 B2 JP S641943B2
Authority
JP
Japan
Prior art keywords
region
semiconductor region
semiconductor
conductive layer
regions
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.)
Expired
Application number
JP55099584A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5724564A (en
Inventor
Hitoshi Nagano
Kuniharu Kato
Juki Shimada
Iwao Kuroda
Hiroshi Yoshida
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.)
NEC Corp
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
Nippon Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nippon Telegraph and Telephone Corp, Nippon Electric Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP9958480A priority Critical patent/JPS5724564A/ja
Publication of JPS5724564A publication Critical patent/JPS5724564A/ja
Publication of JPS641943B2 publication Critical patent/JPS641943B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/102—Constructional design considerations for preventing surface leakage or controlling electric field concentration
    • H10D62/103—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices
    • H10D62/104—Constructional design considerations for preventing surface leakage or controlling electric field concentration for increasing or controlling the breakdown voltage of reverse-biased devices having particular shapes of the bodies at or near reverse-biased junctions, e.g. having bevels or moats
    • 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
    • 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
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
    • H10D62/351—Substrate regions of field-effect devices
    • H10D62/357—Substrate regions of field-effect devices of FETs
    • H10D62/364—Substrate regions of field-effect devices of FETs of IGFETs
    • 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
    • H10D62/10—Shapes, relative sizes or dispositions of the regions of the semiconductor bodies; Shapes of the semiconductor bodies
    • H10D62/17—Semiconductor regions connected to electrodes not carrying current to be rectified, amplified or switched, e.g. channel regions
    • H10D62/351—Substrate regions of field-effect devices
    • H10D62/357—Substrate regions of field-effect devices of FETs
    • H10D62/364—Substrate regions of field-effect devices of FETs of IGFETs
    • H10D62/378—Contact regions to the substrate regions
    • 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
JP9958480A 1980-07-21 1980-07-21 Insulated gate field effect transistor Granted JPS5724564A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9958480A JPS5724564A (en) 1980-07-21 1980-07-21 Insulated gate field effect transistor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9958480A JPS5724564A (en) 1980-07-21 1980-07-21 Insulated gate field effect transistor

Publications (2)

Publication Number Publication Date
JPS5724564A JPS5724564A (en) 1982-02-09
JPS641943B2 true JPS641943B2 (enExample) 1989-01-13

Family

ID=14251141

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9958480A Granted JPS5724564A (en) 1980-07-21 1980-07-21 Insulated gate field effect transistor

Country Status (1)

Country Link
JP (1) JPS5724564A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4553151A (en) * 1982-09-23 1985-11-12 Eaton Corporation Bidirectional power FET with field shaping

Also Published As

Publication number Publication date
JPS5724564A (en) 1982-02-09

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