JPH02836U - - Google Patents

Info

Publication number
JPH02836U
JPH02836U JP7840388U JP7840388U JPH02836U JP H02836 U JPH02836 U JP H02836U JP 7840388 U JP7840388 U JP 7840388U JP 7840388 U JP7840388 U JP 7840388U JP H02836 U JPH02836 U JP H02836U
Authority
JP
Japan
Prior art keywords
terminal
zener diode
voltage
integrated circuit
high voltage
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
JP7840388U
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 JP7840388U priority Critical patent/JPH02836U/ja
Publication of JPH02836U publication Critical patent/JPH02836U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Logic Circuits (AREA)
  • Power Sources (AREA)
  • Electronic Switches (AREA)

Description

【図面の簡単な説明】
図面は本考案の実施例を示す要部電子回路図で
ある。 1…マイクロプロセツサ、4,5,10…プツ
シユスイツチ、8,9,11…ツエナーダイオー
ド、P1,P2,P3…端子。

Claims (1)

    【実用新案登録請求の範囲】
  1. 接片の開閉により高電圧又は低電圧に電位が変
    えられる端子を有する集積回路において、前記端
    子にツエナーダイオードのカソード端子を接続し
    、低電圧電位点に前記ツエナーダイオードのアノ
    ード端子を接続し、前記ツエナーダイオードのツ
    エナー電圧を前記高電圧より高い値に設定したこ
    とを特徴とする集積回路の保護回路。
JP7840388U 1988-06-14 1988-06-14 Pending JPH02836U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7840388U JPH02836U (ja) 1988-06-14 1988-06-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7840388U JPH02836U (ja) 1988-06-14 1988-06-14

Publications (1)

Publication Number Publication Date
JPH02836U true JPH02836U (ja) 1990-01-05

Family

ID=31303328

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7840388U Pending JPH02836U (ja) 1988-06-14 1988-06-14

Country Status (1)

Country Link
JP (1) JPH02836U (ja)

Similar Documents

Publication Publication Date Title
JPS63198567U (ja)
JPS6445440U (ja)
JPS61180556U (ja)
JPS58145042U (ja) 過電圧保護回路
JPS63147032U (ja)
JPS6440283U (ja)
JPS6247234U (ja)
JPS63181024U (ja)
JPS6168647U (ja)
JPS63137539U (ja)
JPS6295375U (ja)
JPS62179638U (ja)
JPS6440236U (ja)
JPS61205226U (ja)
JPS6244329U (ja)
JPH01100392U (ja)
JPH0218654U (ja)
JPS63146770U (ja)
JPS6433268U (ja)
JPS61133818U (ja)
JPS63199302U (ja)
JPH0279137U (ja)
JPH0294426U (ja)
JPS6039124U (ja) 定電流回路の過電圧保護回路
JPS61110175U (ja)