JPH0321858U - - Google Patents

Info

Publication number
JPH0321858U
JPH0321858U JP8193189U JP8193189U JPH0321858U JP H0321858 U JPH0321858 U JP H0321858U JP 8193189 U JP8193189 U JP 8193189U JP 8193189 U JP8193189 U JP 8193189U JP H0321858 U JPH0321858 U JP H0321858U
Authority
JP
Japan
Prior art keywords
region
well region
conductivity type
guard ring
anode
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.)
Granted
Application number
JP8193189U
Other languages
English (en)
Japanese (ja)
Other versions
JP2509485Y2 (ja
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 filed Critical
Priority to JP1989081931U priority Critical patent/JP2509485Y2/ja
Publication of JPH0321858U publication Critical patent/JPH0321858U/ja
Application granted granted Critical
Publication of JP2509485Y2 publication Critical patent/JP2509485Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Semiconductor Integrated Circuits (AREA)
  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
JP1989081931U 1989-07-11 1989-07-11 半導体集積回路 Expired - Lifetime JP2509485Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989081931U JP2509485Y2 (ja) 1989-07-11 1989-07-11 半導体集積回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989081931U JP2509485Y2 (ja) 1989-07-11 1989-07-11 半導体集積回路

Publications (2)

Publication Number Publication Date
JPH0321858U true JPH0321858U (enrdf_load_stackoverflow) 1991-03-05
JP2509485Y2 JP2509485Y2 (ja) 1996-09-04

Family

ID=31628300

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989081931U Expired - Lifetime JP2509485Y2 (ja) 1989-07-11 1989-07-11 半導体集積回路

Country Status (1)

Country Link
JP (1) JP2509485Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147278A (en) * 1981-03-05 1982-09-11 Fujitsu Ltd Protecting device for mis integrated circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57147278A (en) * 1981-03-05 1982-09-11 Fujitsu Ltd Protecting device for mis integrated circuit

Also Published As

Publication number Publication date
JP2509485Y2 (ja) 1996-09-04

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term