JPH01111311U - - Google Patents

Info

Publication number
JPH01111311U
JPH01111311U JP587688U JP587688U JPH01111311U JP H01111311 U JPH01111311 U JP H01111311U JP 587688 U JP587688 U JP 587688U JP 587688 U JP587688 U JP 587688U JP H01111311 U JPH01111311 U JP H01111311U
Authority
JP
Japan
Prior art keywords
power supply
supply circuit
constant voltage
voltage power
zener diode
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
JP587688U
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 JP587688U priority Critical patent/JPH01111311U/ja
Publication of JPH01111311U publication Critical patent/JPH01111311U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Protection Of Static Devices (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)

Description

【図面の簡単な説明】
第1図はこの考案に係る定電圧電源回路の過電
流保護装置の実施例を示した回路図である。第2
図は従来例の回路図である。 主な符号の説明、Q,Q,Q…制御トラ
ンジスタ、Q,Q…過電流保護用トランジス
タ、D…ツエナー・ダイオード、V…入力電
圧、V…出力電圧、I…入力電流、I…出
力電流。

Claims (1)

  1. 【実用新案登録請求の範囲】 制御トランジスタとツエナー・ダイオードで構
    成された定電圧電源回路において、 定電圧電源回路の入力側に電圧検出回路を設け
    、この検出電圧によつてスイツチングするトラン
    ジスタ回路をツエナー・ダイオードに並列に配置
    して構成したことを特徴とする定電圧電源回路の
    過電流保護装置。
JP587688U 1988-01-22 1988-01-22 Pending JPH01111311U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP587688U JPH01111311U (ja) 1988-01-22 1988-01-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP587688U JPH01111311U (ja) 1988-01-22 1988-01-22

Publications (1)

Publication Number Publication Date
JPH01111311U true JPH01111311U (ja) 1989-07-27

Family

ID=31209630

Family Applications (1)

Application Number Title Priority Date Filing Date
JP587688U Pending JPH01111311U (ja) 1988-01-22 1988-01-22

Country Status (1)

Country Link
JP (1) JPH01111311U (ja)

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