JPH0352U - - Google Patents

Info

Publication number
JPH0352U
JPH0352U JP5777989U JP5777989U JPH0352U JP H0352 U JPH0352 U JP H0352U JP 5777989 U JP5777989 U JP 5777989U JP 5777989 U JP5777989 U JP 5777989U JP H0352 U JPH0352 U JP H0352U
Authority
JP
Japan
Prior art keywords
input
fet
nmos
terminal
internal circuit
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.)
Pending
Application number
JP5777989U
Other languages
English (en)
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 JP5777989U priority Critical patent/JPH0352U/ja
Publication of JPH0352U publication Critical patent/JPH0352U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)

Description

【図面の簡単な説明】
第１図は本考案の半導体集積装置の入力保護回
路の一実施例の回路図、第２図は第１図のＮＭＯ
Ｓ・ＦＥＴの断面図、第３図は従来の半導体集積
装置の入力保護回路の一例の回路図、第４図は第
３図の入力保護回路を使用した場合の問題点を説
明するための回路図、第５図は第３図の抵抗の断
面図である。 １２：ＮＭＯＳ・ＦＥＴ、１３：ダイオード、
Ｉ：信号入力端子、ＶＤ：電源端子、ＶＳ：接地
端子。

Claims (1)

  1. 【実用新案登録請求の範囲】 半導体基板上に形成されたＮＭＯＳ・ＦＥＴと
    ダイオードとからなり、 前記ＮＭＯＳ・ＦＥＴのソースは信号入力端子
    に、そのドレインは内部回路入力に、そのゲート
    は電源端子に接続され、 前記ダイオードは、そのアノードは前記内部回
    路入力に、そのカソードは接地端子に接続される
    ことを特徴とする半導体集積装置の入力保護回路
    。
JP5777989U 1989-05-19 1989-05-19 Pending JPH0352U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5777989U JPH0352U (ja) 1989-05-19 1989-05-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5777989U JPH0352U (ja) 1989-05-19 1989-05-19

Publications (1)

Publication Number Publication Date
JPH0352U true JPH0352U (ja) 1991-01-07

Family

ID=31582797

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5777989U Pending JPH0352U (ja) 1989-05-19 1989-05-19

Country Status (1)

Country Link
JP (1) JPH0352U (ja)

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