JPS59126314U - power circuit - Google Patents

power circuit

Info

Publication number
JPS59126314U
JPS59126314U JP2033783U JP2033783U JPS59126314U JP S59126314 U JPS59126314 U JP S59126314U JP 2033783 U JP2033783 U JP 2033783U JP 2033783 U JP2033783 U JP 2033783U JP S59126314 U JPS59126314 U JP S59126314U
Authority
JP
Japan
Prior art keywords
transistor
power circuit
base
power supply
emitter
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
JP2033783U
Other languages
Japanese (ja)
Inventor
豊 長谷川
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP2033783U priority Critical patent/JPS59126314U/en
Publication of JPS59126314U publication Critical patent/JPS59126314U/en
Pending legal-status Critical Current

Links

Landscapes

  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Power Conversion In General (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 drawings]

第１図は従来の一回路を示すブロック図、第２図はこの
発明の一実施例を示すグロック図、第３図はこの発明の
他の実施例を示すブロック図である。 ＩＮ・・・電源の端子、ＯＵＴ・・・出力端子、Ｑ□・
・・第１のトランジスタ、Ｑ２・・・第２のトランジス
タ、Ｃ・・・制御信号入力端子、Ｄｌ・・・ツェナダイ
オード。 なお、各図中同一符号は同−又は相当部分を示す。FIG. 1 is a block diagram showing a conventional circuit, FIG. 2 is a block diagram showing an embodiment of the present invention, and FIG. 3 is a block diagram showing another embodiment of the invention. IN...Power supply terminal, OUT...Output terminal, Q□・
...First transistor, Q2...Second transistor, C...Control signal input terminal, Dl...Zena diode. Note that the same reference numerals in each figure indicate the same or corresponding parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源の端子と、その電源を外部に出力するための出力端
子との間に、コレクタとエミッタとが接続される第１の
トランジスタと、上記電源の端子から抵抗を介して上記
第１のトランジスタのベースに接続されるベース電流回
路と、上記第１のトランジスタのベースと接地との間に
コレクタとエミッタとが接続される第２のトランジスタ
と、この第２のトランジスタのオン、オフを制御する手
段とを備えた電源回路。A first transistor whose collector and emitter are connected between a power supply terminal and an output terminal for outputting the power to the outside; a base current circuit connected to the base; a second transistor whose collector and emitter are connected between the base of the first transistor and ground; and means for controlling on/off of the second transistor. A power supply circuit with
JP2033783U 1983-02-15 1983-02-15 power circuit Pending JPS59126314U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2033783U JPS59126314U (en) 1983-02-15 1983-02-15 power circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2033783U JPS59126314U (en) 1983-02-15 1983-02-15 power circuit

Publications (1)

Publication Number Publication Date
JPS59126314U true JPS59126314U (en) 1984-08-25

Family

ID=30151467

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2033783U Pending JPS59126314U (en) 1983-02-15 1983-02-15 power circuit

Country Status (1)

Country Link
JP (1) JPS59126314U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006091965A (en) * 2004-09-21 2006-04-06 Calsonic Kansei Corp Constant current supply unit
KR20170095387A (en) * 2014-12-19 2017-08-22 후아웨이 테크놀러지 컴퍼니 리미티드 Optical module preventing laser beam leakage, and control method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006091965A (en) * 2004-09-21 2006-04-06 Calsonic Kansei Corp Constant current supply unit
KR20170095387A (en) * 2014-12-19 2017-08-22 후아웨이 테크놀러지 컴퍼니 리미티드 Optical module preventing laser beam leakage, and control method

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