JPS5870650U - relay control circuit - Google Patents
relay control circuitInfo
- Publication number
- JPS5870650U JPS5870650U JP16551781U JP16551781U JPS5870650U JP S5870650 U JPS5870650 U JP S5870650U JP 16551781 U JP16551781 U JP 16551781U JP 16551781 U JP16551781 U JP 16551781U JP S5870650 U JPS5870650 U JP S5870650U
- Authority
- JP
- Japan
- Prior art keywords
- control circuit
- relay control
- relay
- power supply
- utility
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Relay Circuits (AREA)
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
第１図は、本考案の実施例を示すリレー制御回路図、第
２図は、本考案の実施例を電子レンジに使用した場合の
リレー制御回路ブロック図、第３図は、本考案の実施例
の動作を示す波形図、第４図は、リレーのスイッチング
タイミング波形図である。
１・・・整流回路、２・・・電源トランス、３・・・リ
レー制御回路、４・・・リレーコイル、Ｑ１＋ Ｑ２・
・・ＮＰＮ ）ランジスタ、６・・・マイクロプロセッ
サ、Ａ、 Ｂ。
Ｃ・・・出力電圧。Figure 1 is a relay control circuit diagram showing an embodiment of the present invention, Figure 2 is a block diagram of a relay control circuit when the embodiment of the present invention is used in a microwave oven, and Figure 3 is an implementation of the present invention. FIG. 4 is a waveform diagram showing the operation of the example, and is a switching timing waveform diagram of the relay. 1... Rectifier circuit, 2... Power transformer, 3... Relay control circuit, 4... Relay coil, Q1+ Q2・
...NPN) transistor, 6...microprocessor, A, B. C...Output voltage.
Claims (1)
中に自動的に低電圧に切換えるようになしたことを特徴
とするリレー制御回路。A relay control circuit characterized in that a relay drive power supply supplied to a relay coil is automatically switched to a low voltage during relay operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16551781U JPS5870650U (en) | 1981-11-05 | 1981-11-05 | relay control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16551781U JPS5870650U (en) | 1981-11-05 | 1981-11-05 | relay control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5870650U true JPS5870650U (en) | 1983-05-13 |
Family
ID=29957710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16551781U Pending JPS5870650U (en) | 1981-11-05 | 1981-11-05 | relay control circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5870650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62239787A (en) * | 1986-04-11 | 1987-10-20 | Matsushita Electric Ind Co Ltd | Key telephone system |
-
1981
- 1981-11-05 JP JP16551781U patent/JPS5870650U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62239787A (en) * | 1986-04-11 | 1987-10-20 | Matsushita Electric Ind Co Ltd | Key telephone system |
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