JPS58176433U - signal transmission circuit - Google Patents

signal transmission circuit

Info

Publication number
JPS58176433U
JPS58176433U JP7409182U JP7409182U JPS58176433U JP S58176433 U JPS58176433 U JP S58176433U JP 7409182 U JP7409182 U JP 7409182U JP 7409182 U JP7409182 U JP 7409182U JP S58176433 U JPS58176433 U JP S58176433U
Authority
JP
Japan
Prior art keywords
photocoupler
signal transmission
transmission circuit
output
transformer
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
JP7409182U
Other languages
Japanese (ja)
Inventor
温 大久保
Original Assignee
富士電機株式会社
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 富士電機株式会社 filed Critical 富士電機株式会社
Priority to JP7409182U priority Critical patent/JPS58176433U/en
Publication of JPS58176433U publication Critical patent/JPS58176433U/en
Pending legal-status Critical Current

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  • Arrangements For Transmission Of Measured Signals (AREA)
  • Electronic Switches (AREA)
  • Dc Digital Transmission (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図はこの考案の一実施例を示す電気回路図、第２図
ａ　”−ｅはこの考案の実施例の動作電圧波形図、第３
図および第４図はこの考案の他の実施例を示す電気回路
図である。 １．２・・・入力端子、５・・・ホトカプラ、６・・・
トランス、１０・・・ホトカプラの出力抵抗、１２．１
３・・・出力端子。 第１図 第３図Figure 1 is an electric circuit diagram showing an embodiment of this invention, Figure 2 a''-e is an operating voltage waveform diagram of an embodiment of this invention, and Figure 3 is an electrical circuit diagram showing an embodiment of this invention.
4 and 4 are electrical circuit diagrams showing other embodiments of this invention. 1.2...Input terminal, 5...Photocoupler, 6...
Transformer, 10... Photocoupler output resistance, 12.1
3...Output terminal. Figure 1 Figure 3

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力信号を電気的に絶縁された１次側入力端子−２次側
出力端子を有するホトカプラを通して伝達する回路にお
いて、前記ホトカプラの１次側に直列または並列にトラ
ンスの１次側を接続し、前記ホトカプラの２次側と前記
トランスの２次側とをそれらの出力を加算合成するよう
に接続し、前記ホトカプラの出力と前記トランスの出力
との合成出力を得ることを特徴とする信号伝達回路。In a circuit that transmits an input signal through a photocoupler having an electrically isolated primary input terminal and secondary output terminal, the primary side of a transformer is connected in series or parallel to the primary side of the photocoupler, and the A signal transmission circuit characterized in that a secondary side of a photocoupler and a secondary side of the transformer are connected so that their outputs are added and combined to obtain a combined output of the output of the photocoupler and the output of the transformer.
JP7409182U 1982-05-20 1982-05-20 signal transmission circuit Pending JPS58176433U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7409182U JPS58176433U (en) 1982-05-20 1982-05-20 signal transmission circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7409182U JPS58176433U (en) 1982-05-20 1982-05-20 signal transmission circuit

Publications (1)

Publication Number Publication Date
JPS58176433U true JPS58176433U (en) 1983-11-25

Family

ID=30083553

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7409182U Pending JPS58176433U (en) 1982-05-20 1982-05-20 signal transmission circuit

Country Status (1)

Country Link
JP (1) JPS58176433U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008193557A (en) * 2007-02-07 2008-08-21 Fuji Electric Systems Co Ltd Pulse transmission circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008193557A (en) * 2007-02-07 2008-08-21 Fuji Electric Systems Co Ltd Pulse transmission circuit

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