JPS63152317U - - Google Patents

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Publication number
JPS63152317U
JPS63152317U JP4507587U JP4507587U JPS63152317U JP S63152317 U JPS63152317 U JP S63152317U JP 4507587 U JP4507587 U JP 4507587U JP 4507587 U JP4507587 U JP 4507587U JP S63152317 U JPS63152317 U JP S63152317U
Authority
JP
Japan
Prior art keywords
terminal
transistor
outflow
resistor
switching transistors
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
JP4507587U
Other languages
Japanese (ja)
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 JP4507587U priority Critical patent/JPS63152317U/ja
Publication of JPS63152317U publication Critical patent/JPS63152317U/ja
Pending legal-status Critical Current

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Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案にかかるコイルの駆動回路の一
実施例の要部構成図、第２図は第１図の回路の動
作説明用のタイムチヤート、第３図はコイルの駆
動回路の従来例の構成図である。 Ｑ１〜Ｑ４……スイツチング用トランジスタ、
Ｌ……コイル、ＱＤ……第１のトランジスタ、Ｑ
Ｓ……第２のトランジスタ、Ｒ１……第１の抵抗
、Ｒ２……第２の抵抗、Ｔ……遅延回路。 Fig. 1 is a block diagram of main parts of an embodiment of a coil drive circuit according to the present invention, Fig. 2 is a time chart for explaining the operation of the circuit in Fig. 1, and Fig. 3 is a conventional example of a coil drive circuit. FIG. Q1 to Q4 ...Switching transistors,
L...Coil, QD...First transistor, Q
S...Second transistor, R1 ...First resistor, R2 ...Second resistor, T...Delay circuit.

Claims (1)

【実用新案登録請求の範囲】 ブリツジ状に組合せた４個のスイツチング用ト
ランジスタでコイルをバイポーラ励磁するコイル
の駆動回路において、 前記スイツチング用トランジスタの制御端子と
流出端子に流入端子と流出端子がそれぞれ接続さ
れた第１のトランジスタと、 第１のトランジスタの制御端子と流出端子の間
に接続された第１の抵抗と、 一端が前記スイツチング用トランジスタの流入
端子に接続された第２の抵抗と、 流入端子と流出端子が前記第２の抵抗の他端と
前記第１のトランジスタの制御端子に接続された
第２のトランジスタと、 前記スイツチング用トランジスタに与える駆動
信号の遅延信号を前記第２のトランジスタに与え
る遅延回路、 からなる保護回路が向かい合うスイツチング用ト
ランジスタに設けられていることを特徴とするコ
イルの駆動回路。[Claims for Utility Model Registration] In a coil drive circuit for bipolar exciting a coil using four switching transistors combined in a bridge shape, an inflow terminal and an outflow terminal are respectively connected to a control terminal and an outflow terminal of the switching transistors. a first resistor connected between the control terminal and the outflow terminal of the first transistor; a second resistor whose one end is connected to the inflow terminal of the switching transistor; a second transistor whose terminal and outflow terminal are connected to the other end of the second resistor and the control terminal of the first transistor; and a delayed signal of the drive signal applied to the switching transistor to the second transistor. 1. A coil drive circuit characterized in that a protection circuit consisting of a delay circuit and a delay circuit is provided on opposing switching transistors.
JP4507587U 1987-03-27 1987-03-27 Pending JPS63152317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4507587U JPS63152317U (en) 1987-03-27 1987-03-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4507587U JPS63152317U (en) 1987-03-27 1987-03-27

Publications (1)

Publication Number Publication Date
JPS63152317U true JPS63152317U (en) 1988-10-06

Family

ID=30863485

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4507587U Pending JPS63152317U (en) 1987-03-27 1987-03-27

Country Status (1)

Country Link
JP (1) JPS63152317U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03149873A (en) * 1989-11-07 1991-06-26 Fujitsu Ltd Semiconductor integrated circuit device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6126321A (en) * 1984-07-05 1986-02-05 テレダイン　インダストリ−ス，インコ−ポレ−テツド Electronic control circuit having input/output terminals

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6126321A (en) * 1984-07-05 1986-02-05 テレダイン　インダストリ−ス，インコ−ポレ−テツド Electronic control circuit having input/output terminals

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03149873A (en) * 1989-11-07 1991-06-26 Fujitsu Ltd Semiconductor integrated circuit device

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