JPH0320406U - - Google Patents
Info
- Publication number
- JPH0320406U JPH0320406U JP7929789U JP7929789U JPH0320406U JP H0320406 U JPH0320406 U JP H0320406U JP 7929789 U JP7929789 U JP 7929789U JP 7929789 U JP7929789 U JP 7929789U JP H0320406 U JPH0320406 U JP H0320406U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- drive circuit
- control signal
- solenoid drive
- duty ratio
- 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
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Magnetically Actuated Valves (AREA)
- Feedback Control In General (AREA)
Description
第１図は本考案の一実施例の概略構成図、第２
図は電源電圧検出回路における電源電圧の変動と
出力データとの関係を示す図、第３図は周囲温度
検出回路における周囲温度と出力データとの関係
を示す図、第４図は記憶回路におけるソレノイド
駆動開始からの経過時間と出力データとの関係を
示す図、第５図は動作説明に供するタイミングチ
ヤート、第６図は従来例の回路図である。
１……ソレノイド、２……電源、３……スイツ
チングトランジスタ、４……制御手段。
Figure 1 is a schematic diagram of an embodiment of the present invention;
The figure shows the relationship between power supply voltage fluctuations and output data in the power supply voltage detection circuit, Figure 3 shows the relationship between ambient temperature and output data in the ambient temperature detection circuit, and Figure 4 shows the solenoid in the memory circuit. FIG. 5 is a timing chart for explaining the operation, and FIG. 6 is a circuit diagram of a conventional example. 1... Solenoid, 2... Power supply, 3... Switching transistor, 4... Control means.
Claims (1)
力によつて可動鉄片を駆動するソレノイド駆動回
路において、 前記コイルに接続され、制御信号によつてオン
オフされて前記コイルの通電時間を制御するスイ
ツチングトランジスタと、 前記コイルへの通電開始から所定期間に亘つて
デユーテイ比がほぼ逓増し、前記所定期間経過後
は、該所定期間経過時のデユーテイ比よりも小さ
なデユーテイ比の前記制御信号を出力する制御手
段とを備え、 前記制御手段は、前記制御信号のデユーテイ比
を可変することによつて前記コイルに供給する電
力を制御することを特徴とするソレノイド駆動回
路。[Claims for Utility Model Registration] In a solenoid drive circuit that drives a movable iron piece by electromagnetic attraction force generated by energizing a coil, the solenoid drive circuit is connected to the coil and is turned on and off by a control signal to energize the coil. a switching transistor that controls time; a duty ratio that increases substantially over a predetermined period from the start of energization to the coil; A solenoid drive circuit comprising: a control means for outputting a control signal, wherein the control means controls electric power supplied to the coil by varying a duty ratio of the control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7929789U JPH0320406U (en) | 1989-07-05 | 1989-07-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7929789U JPH0320406U (en) | 1989-07-05 | 1989-07-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0320406U true JPH0320406U (en) | 1991-02-28 |
Family
ID=31623331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7929789U Pending JPH0320406U (en) | 1989-07-05 | 1989-07-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320406U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19526038A1 (en) * | 1994-07-15 | 1996-01-25 | Mitsubishi Electric Corp | Electromagnetic switch-fuse and control method |
-
1989
- 1989-07-05 JP JP7929789U patent/JPH0320406U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19526038A1 (en) * | 1994-07-15 | 1996-01-25 | Mitsubishi Electric Corp | Electromagnetic switch-fuse and control method |
| DE19526038B4 (en) * | 1994-07-15 | 2005-02-03 | Mitsubishi Denki K.K. | Electromagnetic circuit arrangement and control method |
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