JPS6212913U - - Google Patents

Info

Publication number
JPS6212913U
JPS6212913U JP10376985U JP10376985U JPS6212913U JP S6212913 U JPS6212913 U JP S6212913U JP 10376985 U JP10376985 U JP 10376985U JP 10376985 U JP10376985 U JP 10376985U JP S6212913 U JPS6212913 U JP S6212913U
Authority
JP
Japan
Prior art keywords
transistor
capacitor
time constant
constant circuit
circuit
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.)
Granted
Application number
JP10376985U
Other languages
Japanese (ja)
Other versions
JPH0436084Y2 (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 JP1985103769U priority Critical patent/JPH0436084Y2/ja
Publication of JPS6212913U publication Critical patent/JPS6212913U/ja
Application granted granted Critical
Publication of JPH0436084Y2 publication Critical patent/JPH0436084Y2/ja
Expired legal-status Critical Current

Links

Description

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

第１図はこの考案の実施例を示す回路図、第２
図は同実施例における各部の波形図、第３図は従
来例を示すブロツク図である。 １２…第１のトランジスタ、１８…ＣＲ時定数
回路、１９…第２のトランジスタ、２１…第３の
トランジスタ、２２…ソレノイド（誘導性負荷）
、２７…正帰還回路。 Figure 1 is a circuit diagram showing an embodiment of this invention, Figure 2 is a circuit diagram showing an embodiment of this invention.
The figure is a waveform diagram of each part in the same embodiment, and FIG. 3 is a block diagram showing a conventional example. 12... First transistor, 18... CR time constant circuit, 19... Second transistor, 21... Third transistor, 22... Solenoid (inductive load)
, 27...Positive feedback circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 負荷駆動信号に応動してオン動作する第１のト
ランジスタと、この第１のトランジスタのオン動
作に応動してコンデンサへの充電が開始されるＣ
Ｒ時定数回路と、このＣＲ時定数回路のコンデン
サの充電レベルが所定レベルに達するまでの間オ
ン動作する第２のトランジスタと、この第２のト
ランジスタのオン、オフ動作によつてオン、オフ
動作され、誘導性負荷に対する通電制御を行なう
第３のトランジスタと、この第３のトランジスタ
のコレクタと前記第２のトランジスタのベースと
の間に接続された正帰還回路とからなり、前記Ｃ
Ｒ時定数回路のコンデンサの充電レベルが所定レ
ベルに達するまでの時間を前記誘導性負荷の許容
最大駆動時間に設定したことを特徴とする誘導性
負荷の駆動回路。 a first transistor that turns on in response to a load drive signal; and a C that starts charging the capacitor in response to the turn-on operation of the first transistor.
An R time constant circuit, a second transistor that operates on until the charge level of the capacitor of this CR time constant circuit reaches a predetermined level, and an on/off operation according to the on/off operation of this second transistor. and a positive feedback circuit connected between the collector of the third transistor and the base of the second transistor;
An inductive load drive circuit, characterized in that the time required for the charge level of the capacitor of the R time constant circuit to reach a predetermined level is set as the maximum permissible drive time of the inductive load.
JP1985103769U 1985-07-08 1985-07-08 Expired JPH0436084Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985103769U JPH0436084Y2 (en) 1985-07-08 1985-07-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985103769U JPH0436084Y2 (en) 1985-07-08 1985-07-08

Publications (2)

Publication Number Publication Date
JPS6212913U true JPS6212913U (en) 1987-01-26
JPH0436084Y2 JPH0436084Y2 (en) 1992-08-26

Family

ID=30976641

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985103769U Expired JPH0436084Y2 (en) 1985-07-08 1985-07-08

Country Status (1)

Country Link
JP (1) JPH0436084Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008020418A (en) * 2006-07-14 2008-01-31 Shimadzu Corp Spectrophotometer and its slit device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5149186A (en) * 1974-10-28 1976-04-28 Sumitomo Electric Industries HAIENDATSURYUHO
JPS5793110U (en) * 1980-11-28 1982-06-08

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5149186A (en) * 1974-10-28 1976-04-28 Sumitomo Electric Industries HAIENDATSURYUHO
JPS5793110U (en) * 1980-11-28 1982-06-08

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008020418A (en) * 2006-07-14 2008-01-31 Shimadzu Corp Spectrophotometer and its slit device

Also Published As

Publication number Publication date
JPH0436084Y2 (en) 1992-08-26

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