JPH0475660B2 - - Google Patents

Info

Publication number
JPH0475660B2
JPH0475660B2 JP58065334A JP6533483A JPH0475660B2 JP H0475660 B2 JPH0475660 B2 JP H0475660B2 JP 58065334 A JP58065334 A JP 58065334A JP 6533483 A JP6533483 A JP 6533483A JP H0475660 B2 JPH0475660 B2 JP H0475660B2
Authority
JP
Japan
Prior art keywords
region
layer
semiconductor
epitaxial layer
semiconductor epitaxial
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 - Lifetime
Application number
JP58065334A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59191365A (ja
Inventor
Yasuaki Kowase
Tooru Inaba
Tatsutoshi Takagi
Akira Takigawa
Susumu Tokuoka
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.)
Hitachi Microcomputer System Ltd
Hitachi Ltd
Original Assignee
Hitachi Microcomputer System Ltd
Hitachi 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 Hitachi Microcomputer System Ltd, Hitachi Ltd filed Critical Hitachi Microcomputer System Ltd
Priority to JP58065334A priority Critical patent/JPS59191365A/ja
Publication of JPS59191365A publication Critical patent/JPS59191365A/ja
Publication of JPH0475660B2 publication Critical patent/JPH0475660B2/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
    • H10D89/00—Aspects of integrated devices not covered by groups H10D84/00 - H10D88/00
    • H10D89/60—Integrated devices comprising arrangements for electrical or thermal protection, e.g. protection circuits against electrostatic discharge [ESD]

Landscapes

  • Semiconductor Integrated Circuits (AREA)
  • Bipolar Integrated Circuits (AREA)
JP58065334A 1983-04-15 1983-04-15 半導体装置 Granted JPS59191365A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58065334A JPS59191365A (ja) 1983-04-15 1983-04-15 半導体装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58065334A JPS59191365A (ja) 1983-04-15 1983-04-15 半導体装置

Publications (2)

Publication Number Publication Date
JPS59191365A JPS59191365A (ja) 1984-10-30
JPH0475660B2 true JPH0475660B2 (en]) 1992-12-01

Family

ID=13283916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58065334A Granted JPS59191365A (ja) 1983-04-15 1983-04-15 半導体装置

Country Status (1)

Country Link
JP (1) JPS59191365A (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63184359A (ja) * 1987-01-27 1988-07-29 Toshiba Corp 半導体装置の入力保護回路

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326686A (en) * 1976-08-25 1978-03-11 Hitachi Ltd Protection circuit device for semi conductor
JPS587845A (ja) * 1981-07-06 1983-01-17 Seiko Instr & Electronics Ltd バイポ−ラ集積回路の保護回路

Also Published As

Publication number Publication date
JPS59191365A (ja) 1984-10-30

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