JPS588234U - Overcurrent protection device - Google Patents

Overcurrent protection device

Info

Publication number
JPS588234U
JPS588234U JP6632282U JP6632282U JPS588234U JP S588234 U JPS588234 U JP S588234U JP 6632282 U JP6632282 U JP 6632282U JP 6632282 U JP6632282 U JP 6632282U JP S588234 U JPS588234 U JP S588234U
Authority
JP
Japan
Prior art keywords
voltage control
control terminal
terminal
negative resistance
protection device
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
JP6632282U
Other languages
Japanese (ja)
Inventor
弘光 高木
仁雄 岩佐
加納　剛太
Original Assignee
松下電器産業株式会社
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 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP6632282U priority Critical patent/JPS588234U/en
Publication of JPS588234U publication Critical patent/JPS588234U/en
Pending legal-status Critical Current

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  • Protection Of Static Devices (AREA)
  • Electronic Switches (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]

第１図は本考案の一実施例の過電流保護装置の回路図で
ある。第２図は三端子負性抵抗素子の電圧−電流特性図
である。 １・・・出カドランジス久２・・・３端子負性抵抗素子
、４・・・負荷、５・・・電流検出用抵抗器。FIG. 1 is a circuit diagram of an overcurrent protection device according to an embodiment of the present invention. FIG. 2 is a voltage-current characteristic diagram of a three-terminal negative resistance element. 1... Output transformer 2... 3-terminal negative resistance element, 4... Load, 5... Resistor for current detection.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ｎチャンネル電界効果型トランジスタとｐチャンネル電
界効果型トランジスタとを縦続接続してなり、かつ電圧
制御端子を有し、ラムダ学齢の特性を示す三端子負性抵
抗素子の電圧制御端子以外の端子を、半導体素子の入力
端子に接続するとともに、前記電圧制御端子を前記乎導
体素子の負荷電流検出用の抵抗器に接続してなり、前記
三端子負性抵抗素子は前記抵抗器に生じる電圧降下にも
とづいて過電流を検出し、前記電圧制御端子以外の二つ
の端子間を流れる電流を遮断し、前記半導体素子への入
力信号を遮断することを特徴とする過電流保護装置。゛Terminals other than the voltage control terminal of a three-terminal negative resistance element which is formed by cascading an n-channel field effect transistor and a p-channel field effect transistor, has a voltage control terminal, and exhibits lambda school-age characteristics, The three-terminal negative resistance element is connected to the input terminal of the semiconductor element, and the voltage control terminal is connected to a resistor for detecting the load current of the conductive element, and the three-terminal negative resistance element is connected to the voltage drop that occurs in the resistor. An overcurrent protection device characterized in that the overcurrent is detected by the voltage control terminal, the current flowing between two terminals other than the voltage control terminal is cut off, and the input signal to the semiconductor element is cut off.゛
JP6632282U 1982-05-06 1982-05-06 Overcurrent protection device Pending JPS588234U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6632282U JPS588234U (en) 1982-05-06 1982-05-06 Overcurrent protection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6632282U JPS588234U (en) 1982-05-06 1982-05-06 Overcurrent protection device

Publications (1)

Publication Number Publication Date
JPS588234U true JPS588234U (en) 1983-01-19

Family

ID=29862361

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6632282U Pending JPS588234U (en) 1982-05-06 1982-05-06 Overcurrent protection device

Country Status (1)

Country Link
JP (1) JPS588234U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS438084Y1 (en) * 1966-05-18 1968-04-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS438084Y1 (en) * 1966-05-18 1968-04-11

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