JPS62145438U - - Google Patents
Info
- Publication number
- JPS62145438U JPS62145438U JP3038186U JP3038186U JPS62145438U JP S62145438 U JPS62145438 U JP S62145438U JP 3038186 U JP3038186 U JP 3038186U JP 3038186 U JP3038186 U JP 3038186U JP S62145438 U JPS62145438 U JP S62145438U
- Authority
- JP
- Japan
- Prior art keywords
- power lines
- control equipment
- backup circuit
- power supply
- control
- 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
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Power Sources (AREA)
Description
第１図は本考案の一実施例に係る制御用電源回
路を示す回路図、第２図はそのバツクアツプ回路
の回路図、第３図は従来の制御用電源回路の回路
図である。
なお図面に用いた符号において、１０……制御
機器、１１……マイクロコンピユータ、１３，１
４……電源ライン、１５……バツクアツプ回路、
２０……フオトカプラ、２４……スイツチング用
トランジスタである。
FIG. 1 is a circuit diagram showing a control power supply circuit according to an embodiment of the present invention, FIG. 2 is a circuit diagram of its backup circuit, and FIG. 3 is a circuit diagram of a conventional control power supply circuit. In addition, in the symbols used in the drawings, 10... control equipment, 11... microcomputer, 13, 1
4...Power line, 15...Backup circuit,
20...Photocoupler, 24...Switching transistor.
Claims (1)
置とに別々の電源ラインを設けるようにした装置
にのいて、前記２つの電源ラインの間にバツクア
ツプ回路を接続し、一方の電源ラインに異常が起
きた場合に前記バツクアツプ回路によつて他方の
電源ラインを通して制御機器と電子制御装置とを
駆動するようにしたことを特徴とする制御用電源
回路。 In a device that has separate power lines for the control equipment and the electronic control unit that controls the control equipment, a backup circuit is connected between the two power lines, and if an abnormality occurs in one of the power lines, 2. A control power supply circuit characterized in that, when the backup circuit is used, the control equipment and the electronic control device are driven through the other power supply line by the backup circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038186U JPS62145438U (en) | 1986-03-03 | 1986-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3038186U JPS62145438U (en) | 1986-03-03 | 1986-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62145438U true JPS62145438U (en) | 1987-09-14 |
Family
ID=30835132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3038186U Pending JPS62145438U (en) | 1986-03-03 | 1986-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62145438U (en) |
-
1986
- 1986-03-03 JP JP3038186U patent/JPS62145438U/ja active Pending
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