JPS59105717U - Surge protection device for switch input circuit - Google Patents
Surge protection device for switch input circuitInfo
- Publication number
- JPS59105717U JPS59105717U JP20094882U JP20094882U JPS59105717U JP S59105717 U JPS59105717 U JP S59105717U JP 20094882 U JP20094882 U JP 20094882U JP 20094882 U JP20094882 U JP 20094882U JP S59105717 U JPS59105717 U JP S59105717U
- Authority
- JP
- Japan
- Prior art keywords
- input circuit
- switch input
- protection device
- surge protection
- line
- 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
Landscapes
- Keying Circuit Devices (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図及び第２図はそれぞれ従来のサージ保護装置を示
す回路図、第３図は本考案に係わるサージ保護装置の１
実施例を示す回路図である。
１・・・・・・スロットルセンサ、１１・・・・・・第
１ダイオード、１２・・・・・・第２ダイオード、Ａ・
・四車載バッテリ電源ライン、Ｂ・・・・・・信号入力
ライン、Ｃ・・・・・・定電圧電源う、イン。Figures 1 and 2 are circuit diagrams showing conventional surge protection devices, and Figure 3 is a circuit diagram of a surge protection device according to the present invention.
FIG. 2 is a circuit diagram showing an example. 1... Throttle sensor, 11... First diode, 12... Second diode, A.
・4 Vehicle battery power supply lines, B...Signal input line, C...Constant voltage power supply In.
Claims (1)
２つのダイオードを、一方は信号入力用スイッチを介し
て車載バッテリに接続される前記スイッチ入力回路の信
号入力ラインと前記スイッチ入力回路の定電圧電源ライ
ンとの間に、他方はアースと前記信号入力ラインとの間
にそれぞれ前者から後者に向けて順方向として接続して
構成したことを特徴とするスイッチ入力回路のサージ保
護装置。In the switch input circuit in the fuel injection control circuit,
Two diodes are connected, one between the signal input line of the switch input circuit connected to the vehicle battery via the signal input switch and the constant voltage power supply line of the switch input circuit, and the other between the ground and the signal input. 1. A surge protection device for a switch input circuit, characterized in that the surge protection device is configured to be connected between a line and a line in a forward direction from the former toward the latter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20094882U JPS59105717U (en) | 1982-12-29 | 1982-12-29 | Surge protection device for switch input circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20094882U JPS59105717U (en) | 1982-12-29 | 1982-12-29 | Surge protection device for switch input circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59105717U true JPS59105717U (en) | 1984-07-16 |
Family
ID=30426457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20094882U Pending JPS59105717U (en) | 1982-12-29 | 1982-12-29 | Surge protection device for switch input circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59105717U (en) |
-
1982
- 1982-12-29 JP JP20094882U patent/JPS59105717U/en active Pending
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