JPH0365316U - - Google Patents
Info
- Publication number
- JPH0365316U JPH0365316U JP12756389U JP12756389U JPH0365316U JP H0365316 U JPH0365316 U JP H0365316U JP 12756389 U JP12756389 U JP 12756389U JP 12756389 U JP12756389 U JP 12756389U JP H0365316 U JPH0365316 U JP H0365316U
- Authority
- JP
- Japan
- Prior art keywords
- signal line
- differential amplifier
- voltage
- input terminal
- prevention circuit
- 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
- 230000007257 malfunction Effects 0.000 claims 2
- 230000002265 prevention Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Description
第１図は本考案の実施例を示す回路図であり、
第２図はソレノイドＬ１のフライバツク電流ＩＬ
０を検出する回路を示す回路図である。
図中、１０……差動アンプ、Ｄ１，Ｄ２，Ｄ３
……ダイオード。
FIG. 1 is a circuit diagram showing an embodiment of the present invention,
Figure 2 shows the flyback current IL of solenoid L1.
FIG. 2 is a circuit diagram showing a circuit for detecting 0; In the figure, 10...differential amplifier, D1, D2, D3
……diode.
Claims (1)
されるほぼ等しい電圧の微小電圧差を検出して増
幅する差動アンプの誤動作防止回路であつて、 該差動アンプの第１入力端子と第１の信号線と
の間に介在する第１電圧低下手段と、 該差動アンプの第２入力端子と第２の信号線と
の間に介在する第２電圧低下手段とを具備し、 前記差動アンプの動作電圧を前記第１の信号線
より供給するようにしたことを特徴とする差動ア
ンプの誤動作防止回路。[Claims for Utility Model Registration] A malfunction prevention circuit for a differential amplifier that detects and amplifies a minute voltage difference between substantially equal voltages applied to a first signal line and a second signal line, which a first voltage reduction means interposed between the first input terminal of the differential amplifier and the first signal line; and a second voltage reduction means interposed between the second input terminal of the differential amplifier and the second signal line. A malfunction prevention circuit for a differential amplifier, comprising: voltage lowering means, and an operating voltage of the differential amplifier is supplied from the first signal line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12756389U JPH0749853Y2 (en) | 1989-10-30 | 1989-10-30 | Malfunction prevention circuit for differential amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12756389U JPH0749853Y2 (en) | 1989-10-30 | 1989-10-30 | Malfunction prevention circuit for differential amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0365316U true JPH0365316U (en) | 1991-06-25 |
| JPH0749853Y2 JPH0749853Y2 (en) | 1995-11-13 |
Family
ID=31675316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12756389U Expired - Lifetime JPH0749853Y2 (en) | 1989-10-30 | 1989-10-30 | Malfunction prevention circuit for differential amplifier |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0749853Y2 (en) |
-
1989
- 1989-10-30 JP JP12756389U patent/JPH0749853Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0749853Y2 (en) | 1995-11-13 |
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