JPS6052517U - Overvoltage protection circuit for stabilized power supply - Google Patents

Overvoltage protection circuit for stabilized power supply

Info

Publication number
JPS6052517U
JPS6052517U JP7728483U JP7728483U JPS6052517U JP S6052517 U JPS6052517 U JP S6052517U JP 7728483 U JP7728483 U JP 7728483U JP 7728483 U JP7728483 U JP 7728483U JP S6052517 U JPS6052517 U JP S6052517U
Authority
JP
Japan
Prior art keywords
power supply
circuit
protection circuit
overvoltage protection
stabilized power
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
JP7728483U
Other languages
Japanese (ja)
Inventor
正紀 高橋
川原　竹志
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP7728483U priority Critical patent/JPS6052517U/en
Publication of JPS6052517U publication Critical patent/JPS6052517U/en
Pending legal-status Critical Current

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Landscapes

  • Control Of Voltage And Current In General (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Emergency Protection Circuit Devices (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図は従来の安定化電源用過電圧保護回路を示す回路
図、第２図は本考案の一実施例を示す回路図、第３図は
上記実施例を具体的に示す回路図である。 １・・・非安定入力端子、４・・・安定化出力端子、５
・・・サーキットブレーカ、７，９・・・トランジスタ
、Ｓｌ・・・スイッチ。FIG. 1 is a circuit diagram showing a conventional overvoltage protection circuit for a stabilized power supply, FIG. 2 is a circuit diagram showing an embodiment of the present invention, and FIG. 3 is a circuit diagram specifically showing the above embodiment. 1... Unstable input terminal, 4... Stabilized output terminal, 5
...Circuit breaker, 7,9...Transistor, Sl...Switch.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 非安定化入力端子と安定化電源入力端子との間に接続さ
れたスイッチを有するノーヒユーズ型サーキットブレー
カと、前記安定化電源の出力電圧が所定電圧以上の過電
圧になたときに作動する過電圧検出回路と、この過電圧
検出回路が作動したときに、前記サーキットブレーカの
トリップ端子に所定値以上の信号を流して前記スイッチ
をオフする駆動回路とを有する安定化電源用過電圧保護
回路において、前記駆動回路は、前記過電圧検出回路の
出力電圧に比例して、前記トリップ端子に電流を供給す
るものであることを特徴とする安定化電源用過電圧保護
回路。a no-fuse circuit breaker having a switch connected between an unregulated input terminal and a regulated power supply input terminal; and an overvoltage detection circuit that operates when the output voltage of the regulated power supply reaches an overvoltage of a predetermined voltage or higher. and a drive circuit that turns off the switch by sending a signal of a predetermined value or more to the trip terminal of the circuit breaker when the overvoltage detection circuit is activated, the drive circuit comprising: . An overvoltage protection circuit for a stabilized power supply, characterized in that a current is supplied to the trip terminal in proportion to the output voltage of the overvoltage detection circuit.
JP7728483U 1983-05-23 1983-05-23 Overvoltage protection circuit for stabilized power supply Pending JPS6052517U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7728483U JPS6052517U (en) 1983-05-23 1983-05-23 Overvoltage protection circuit for stabilized power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7728483U JPS6052517U (en) 1983-05-23 1983-05-23 Overvoltage protection circuit for stabilized power supply

Publications (1)

Publication Number Publication Date
JPS6052517U true JPS6052517U (en) 1985-04-13

Family

ID=30207317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7728483U Pending JPS6052517U (en) 1983-05-23 1983-05-23 Overvoltage protection circuit for stabilized power supply

Country Status (1)

Country Link
JP (1) JPS6052517U (en)

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