JPS63121410U - - Google Patents
Info
- Publication number
- JPS63121410U JPS63121410U JP1255187U JP1255187U JPS63121410U JP S63121410 U JPS63121410 U JP S63121410U JP 1255187 U JP1255187 U JP 1255187U JP 1255187 U JP1255187 U JP 1255187U JP S63121410 U JPS63121410 U JP S63121410U
- Authority
- JP
- Japan
- Prior art keywords
- solenoid
- voltage
- monitor signal
- monitoring circuit
- voltage monitoring
- 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
Description
第１図はソレノイド電圧監視回路の従来例を示
す回路図、第２図は本考案の実施例を示す回路図
である。
主要部分の符号の説明、２，９，１０……イン
バータ、５……ソレノイド、１３……比較回路。
FIG. 1 is a circuit diagram showing a conventional example of a solenoid voltage monitoring circuit, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. Explanation of symbols of main parts, 2, 9, 10...Inverter, 5...Solenoid, 13...Comparison circuit.
Claims (1)
素子をオンオフせしめてソレノイドの両端間への
電源電圧の供給をオンオフする駆動回路を備えた
車載制御装置のソレノイド電圧監視回路であつて
、前記ソレノイドの両端電圧の高低変化を表わす
モニタ信号を発生するモニタ信号発生手段と、前
記ソレノイド駆動指令信号及びモニタ信号に応じ
て前記ソレノイドの両端電圧の異常を判別する異
常判別手段とを含み、前記モニタ信号発生手段は
前記電源電圧に応じて変化する基準電圧と前記ソ
レノイドの両端電圧との比較結果によつて前記モ
ニタ信号を発生することを特徴とするソレノイド
電圧監視回路。 A solenoid voltage monitoring circuit for an on-vehicle control device including a drive circuit that turns on and off a switching element in response to a solenoid drive command signal to turn on and off the supply of power supply voltage between both ends of the solenoid, the solenoid voltage monitoring circuit controlling the voltage between both ends of the solenoid. monitor signal generation means for generating a monitor signal representing a change; and abnormality determination means for determining an abnormality in the voltage across the solenoid according to the solenoid drive command signal and the monitor signal; A solenoid voltage monitoring circuit, wherein the monitor signal is generated based on a comparison result between a reference voltage that changes depending on the voltage and a voltage across the solenoid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1255187U JPS63121410U (en) | 1987-01-30 | 1987-01-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1255187U JPS63121410U (en) | 1987-01-30 | 1987-01-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63121410U true JPS63121410U (en) | 1988-08-05 |
Family
ID=30800785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1255187U Pending JPS63121410U (en) | 1987-01-30 | 1987-01-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63121410U (en) |
-
1987
- 1987-01-30 JP JP1255187U patent/JPS63121410U/ja active Pending