JPS6138953U - Input protection circuit for integrated circuit components - Google Patents

Input protection circuit for integrated circuit components

Info

Publication number
JPS6138953U
JPS6138953U JP12193084U JP12193084U JPS6138953U JP S6138953 U JPS6138953 U JP S6138953U JP 12193084 U JP12193084 U JP 12193084U JP 12193084 U JP12193084 U JP 12193084U JP S6138953 U JPS6138953 U JP S6138953U
Authority
JP
Japan
Prior art keywords
integrated circuit
input protection
protection circuit
components
circuit components
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
JP12193084U
Other languages
Japanese (ja)
Inventor
邦男 岡崎
徹 田辺
Original Assignee
スタンレー電気株式会社
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 スタンレー電気株式会社 filed Critical スタンレー電気株式会社
Priority to JP12193084U priority Critical patent/JPS6138953U/en
Publication of JPS6138953U publication Critical patent/JPS6138953U/en
Pending legal-status Critical Current

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  • Semiconductor Integrated Circuits (AREA)
  • Bipolar Integrated Circuits (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

２図は従来例を示す回路図である。 ３・・・・・・集積回路部品としてのオペアンプ、Ｄ２
，Ｄ３・・・・・・ダイオード、Ｑ・・・・・・ＰＮＰ
トランジスタ。FIG. 2 is a circuit diagram showing a conventional example. 3...Op-amp as an integrated circuit component, D2
, D3...Diode, Q...PNP
transistor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 集積回路部品の入力端子に接続されたダイオードと、こ
のダイオードおよびアースの間に接続され集積回路部品
に電源が供給されない時に導通状態となって入力信号を
アースに流すトランジスタとを備えたことを特徴とする
集積回路部品の入力保護回路。It is characterized by comprising a diode connected to the input terminal of the integrated circuit component, and a transistor connected between the diode and the ground, which becomes conductive when power is not supplied to the integrated circuit component, and causes the input signal to flow to the ground. Input protection circuit for integrated circuit components.
JP12193084U 1984-08-10 1984-08-10 Input protection circuit for integrated circuit components Pending JPS6138953U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12193084U JPS6138953U (en) 1984-08-10 1984-08-10 Input protection circuit for integrated circuit components

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12193084U JPS6138953U (en) 1984-08-10 1984-08-10 Input protection circuit for integrated circuit components

Publications (1)

Publication Number Publication Date
JPS6138953U true JPS6138953U (en) 1986-03-11

Family

ID=30680705

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12193084U Pending JPS6138953U (en) 1984-08-10 1984-08-10 Input protection circuit for integrated circuit components

Country Status (1)

Country Link
JP (1) JPS6138953U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148348A (en) * 1975-06-14 1976-12-20 Fujitsu Ltd Input protection circuit

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51148348A (en) * 1975-06-14 1976-12-20 Fujitsu Ltd Input protection circuit

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