JPS59131115U - Electromagnetic device drive circuit - Google Patents

Electromagnetic device drive circuit

Info

Publication number
JPS59131115U
JPS59131115U JP2548883U JP2548883U JPS59131115U JP S59131115 U JPS59131115 U JP S59131115U JP 2548883 U JP2548883 U JP 2548883U JP 2548883 U JP2548883 U JP 2548883U JP S59131115 U JPS59131115 U JP S59131115U
Authority
JP
Japan
Prior art keywords
power source
coil
drive circuit
switching element
electromagnetic 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
JP2548883U
Other languages
Japanese (ja)
Inventor
豊 小川
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP2548883U priority Critical patent/JPS59131115U/en
Publication of JPS59131115U publication Critical patent/JPS59131115U/en
Pending legal-status Critical Current

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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図は従来の電磁石装置の駆動回路図、第２゜第３図
は本考案の駆動回路の等価回路図、詳細回路図、第４図
は電磁石装置の外部信号に伴うコイルの電流波形図であ
る。 ｖｌ：直流電源。Ｌｌ：電磁石用コイル。１：定電流リ
ミッタ回路。２ニスイツチング素子。３：制御回路。Ｄ
ｌ：第１ダイオード。Ｄ２：第２ダイオード。Figure 1 is a drive circuit diagram of a conventional electromagnet device, Figures 2 and 3 are equivalent circuit diagrams and detailed circuit diagrams of the drive circuit of the present invention, and Figure 4 is a current waveform diagram of the coil associated with an external signal of the electromagnet device. It is. vl: DC power supply. Ll: Electromagnetic coil. 1: Constant current limiter circuit. 2 switching elements. 3: Control circuit. D
l: first diode. D2: second diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 直流電源と、該電源間に接続し而も前記電源電圧よりそ
の定常定格電圧を低くした電磁石用コイルと、前記電源
に対しそのコイルの前後に挿入接続したコイル電流を所
定値で制限する定電流リミッタ回路及びスイッチング素
子と、コイル解放時に発生する逆起電力を前記直流電源
の極性に対し逆方向に放電させて而も直流電源からの順
方向電流を阻止する第１、第２ダイオードと、前記直流
電源間に接続すると共に外部信号を受けてその出力信号
にて前記定電流リミッタ回路及びスイッチング素子を制
御する制御回路とから成る電磁石装置の駆動回路。A DC power source, an electromagnetic coil connected between the power source and having a steady-state rated voltage lower than the power source voltage, and a constant current that limits the coil current to a predetermined value, inserted and connected to the power source before and after the coil. a limiter circuit and a switching element; first and second diodes that discharge back electromotive force generated when the coil is released in a direction opposite to the polarity of the DC power source, and block forward current from the DC power source; A drive circuit for an electromagnet device, comprising a control circuit connected between a DC power source, receiving an external signal, and controlling the constant current limiter circuit and a switching element using the output signal.
JP2548883U 1983-02-22 1983-02-22 Electromagnetic device drive circuit Pending JPS59131115U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2548883U JPS59131115U (en) 1983-02-22 1983-02-22 Electromagnetic device drive circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2548883U JPS59131115U (en) 1983-02-22 1983-02-22 Electromagnetic device drive circuit

Publications (1)

Publication Number Publication Date
JPS59131115U true JPS59131115U (en) 1984-09-03

Family

ID=30156472

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2548883U Pending JPS59131115U (en) 1983-02-22 1983-02-22 Electromagnetic device drive circuit

Country Status (1)

Country Link
JP (1) JPS59131115U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61110563A (en) * 1984-10-31 1986-05-28 インタ−ナショナル・ビジネス・マシ−ンズ・コ−ポレ−ション Driving circuit for printing head
JPH0423107U (en) * 1990-06-14 1992-02-26
JP2007019293A (en) * 2005-07-08 2007-01-25 Aisin Seiki Co Ltd Driving device for linear solenoid
JP2007027465A (en) * 2005-07-19 2007-02-01 Aisin Seiki Co Ltd Driving circuit for linear solenoid

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945209A (en) * 1982-09-03 1984-03-14 Nippon Soken Inc Warming water pass system for diesel engine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5945209A (en) * 1982-09-03 1984-03-14 Nippon Soken Inc Warming water pass system for diesel engine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61110563A (en) * 1984-10-31 1986-05-28 インタ−ナショナル・ビジネス・マシ−ンズ・コ−ポレ−ション Driving circuit for printing head
JPH0423107U (en) * 1990-06-14 1992-02-26
JP2007019293A (en) * 2005-07-08 2007-01-25 Aisin Seiki Co Ltd Driving device for linear solenoid
JP2007027465A (en) * 2005-07-19 2007-02-01 Aisin Seiki Co Ltd Driving circuit for linear solenoid

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