JPH0332406U - - Google Patents

Info

Publication number
JPH0332406U
JPH0332406U JP9215689U JP9215689U JPH0332406U JP H0332406 U JPH0332406 U JP H0332406U JP 9215689 U JP9215689 U JP 9215689U JP 9215689 U JP9215689 U JP 9215689U JP H0332406 U JPH0332406 U JP H0332406U
Authority
JP
Japan
Prior art keywords
switching means
solenoid
input
drive signal
overcurrent
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
JP9215689U
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 JP9215689U priority Critical patent/JPH0332406U/ja
Publication of JPH0332406U publication Critical patent/JPH0332406U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案による一実施例を示す回路図、
第2図は第1図の信号波形図、第3図は従来の回
路図、第4図は第3図の信号波形図である。 A……ソレノイド駆動部、B……過電流検出部
、C……制御回路部、2……ソレノイド、3……
コンパレータ、5……インバータ、Tr,Tr
,Tr,Tr……トランジスタ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 入力された駆動信号に基づいてスイツチング手
    段がソレノイド駆動電源の電力を制御し、ソレノ
    イドを駆動するソレノイド駆動回路において、前
    記駆動信号の入力に基づいてソレノイド駆動電源
    の電力の制御が可能な別のスイツチング手段と電
    流制限抵抗との直列回路を前記スイツチング手段
    と並例に接続して設ける一方、ソレノイドの過電
    流異常を検出する過電流検出手段と、該過電流検
    出手段が過電流を検出した時、前記スイツチング
    手段を非導通状態に保持し、前記別のスイツチン
    グ手段への駆動信号の入力を許可し、正常時には
    前記別のスイツチング手段を非導通状態に保持し
    、前記スイツチング手段への駆動信号の入力を許
    可する制御手段と、を設けたことを特徴とするソ
    レノイド駆動回路。
JP9215689U 1989-08-07 1989-08-07 Pending JPH0332406U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9215689U JPH0332406U (ja) 1989-08-07 1989-08-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9215689U JPH0332406U (ja) 1989-08-07 1989-08-07

Publications (1)

Publication Number Publication Date
JPH0332406U true JPH0332406U (ja) 1991-03-29

Family

ID=31641597

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9215689U Pending JPH0332406U (ja) 1989-08-07 1989-08-07

Country Status (1)

Country Link
JP (1) JPH0332406U (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124208A (en) * 1979-03-19 1980-09-25 Fujitsu Ltd Control system of driving current

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55124208A (en) * 1979-03-19 1980-09-25 Fujitsu Ltd Control system of driving current

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