JPS5963701U - Fail-safe device for in-vehicle electronic equipment control equipment - Google Patents
Fail-safe device for in-vehicle electronic equipment control equipmentInfo
- Publication number
- JPS5963701U JPS5963701U JP15509982U JP15509982U JPS5963701U JP S5963701 U JPS5963701 U JP S5963701U JP 15509982 U JP15509982 U JP 15509982U JP 15509982 U JP15509982 U JP 15509982U JP S5963701 U JPS5963701 U JP S5963701U
- Authority
- JP
- Japan
- Prior art keywords
- vehicle electronic
- transistor
- fail
- terminal
- safe device
- 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
Links
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図は従来の電子機器制御装置を示す回路図、第２図
は第１図の要部の具体例を示す回路図、第３図は本考案
の一実施例を示す回路図である。
へ２・・・電子機器、４・・・制御部、６・・・駆動用
トランジスタ、１４・・：第２トランジスタ、１６・・
・第３トランジスタ。FIG. 1 is a circuit diagram showing a conventional electronic device control device, FIG. 2 is a circuit diagram showing a specific example of the main part of FIG. 1, and FIG. 3 is a circuit diagram showing an embodiment of the present invention. To 2...Electronic device, 4...Control unit, 6...Drive transistor, 14...: Second transistor, 16...
-Third transistor.
Claims (1)
の駆動用トランジスタを介してアースし、該トランジス
タを制御部の制御信号により制御することにより車載電
子機器の作動を制御する車載電子機器側御装置において
、前記駆動用トランジスタのコレクタ端子にコレクタ端
子を接続したエミッタ接地の第２トランジスタと、ベー
ス端子を前記制御部の入力電源端子に接続すると共にコ
レクタ端子をベース電圧が印加される第２トランジスタ
ノベース端子に接続したエミッタ接地の第３トランジス
タと、を設けたことを特徴とする車載、電子機器制御装
置におけるフェイルセーフ装置。 〜[Claim for Utility Model Registration] In-vehicle electronic devices connected to a battery power source are grounded through a drive transistor with a common emitter, and the operation of the in-vehicle electronic devices is controlled by controlling the transistor with a control signal from a control unit. In the in-vehicle electronic equipment side control device, a second transistor whose collector terminal is connected to the collector terminal of the drive transistor and whose base terminal is connected to the input power supply terminal of the control section and whose collector terminal is connected to the base voltage. 1. A fail-safe device for an in-vehicle electronic device control device, comprising: a third transistor with a common emitter connected to a base terminal of a second transistor to which an applied voltage is applied. ~
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15509982U JPS5963701U (en) | 1982-10-15 | 1982-10-15 | Fail-safe device for in-vehicle electronic equipment control equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15509982U JPS5963701U (en) | 1982-10-15 | 1982-10-15 | Fail-safe device for in-vehicle electronic equipment control equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5963701U true JPS5963701U (en) | 1984-04-26 |
| JPH0219843Y2 JPH0219843Y2 (en) | 1990-05-31 |
Family
ID=30342644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15509982U Granted JPS5963701U (en) | 1982-10-15 | 1982-10-15 | Fail-safe device for in-vehicle electronic equipment control equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5963701U (en) |
-
1982
- 1982-10-15 JP JP15509982U patent/JPS5963701U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0219843Y2 (en) | 1990-05-31 |
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