JPH0467798U - - Google Patents
Info
- Publication number
- JPH0467798U JPH0467798U JP11027090U JP11027090U JPH0467798U JP H0467798 U JPH0467798 U JP H0467798U JP 11027090 U JP11027090 U JP 11027090U JP 11027090 U JP11027090 U JP 11027090U JP H0467798 U JPH0467798 U JP H0467798U
- Authority
- JP
- Japan
- Prior art keywords
- resistors
- current detection
- resistance value
- detection resistor
- resistor
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Description
第１図は本考案の出力回路の回路図、第２図は
動作を各部の電圧分布によつて説明した説明図、
第３図は従来の出力回路の回路である。
１……差動演算増幅器、Ｒ０……電流検出抵抗
、Ｒ１……第１の抵抗、Ｒ２……第２の抵抗、Ｒ
３……第３の抵抗、Ｒ４……第４の抵抗。
Fig. 1 is a circuit diagram of the output circuit of the present invention, Fig. 2 is an explanatory diagram explaining the operation by voltage distribution of each part,
FIG. 3 shows a conventional output circuit. 1... Differential operational amplifier, R0... Current detection resistor, R1... First resistor, R2... Second resistor, R
3...Third resistance, R4...Fourth resistance.
Claims (1)
された差動演算増幅器と、 信号源の電圧と前記出力端子に生ずる電圧とを
、前記差動演算増幅器の一方の入力端（＋）に加
え併せて印加する第１、第２の抵抗Ｒ１，Ｒ２と
、 コモン電圧と前記差動演算増幅器の出力電圧と
を加えあわせて前記差動演算増幅器の他端の入力
端（−）に印加する第３、第４の抵抗Ｒ３，Ｒ４
と、 を設け、前記第１、第２の抵抗を前記電流検出抵
抗の抵抗値に対して桁違いに大きなものとすると
ともに、前記第３、第４の抵抗を前記第１、第２
の抵抗の抵抗値に対し桁違いに小さなものとした
ことを特徴とした出力回路。[Claims for Utility Model Registration] A differential operational amplifier whose output end is connected to an output terminal via a current detection resistor; The first and second resistors R1 and R2 are applied in addition to the input terminal (+) of Third and fourth resistors R3 and R4 applied to the end (-)
and, the first and second resistors are made to be orders of magnitude larger than the resistance value of the current detection resistor, and the third and fourth resistors are made to be larger than the resistance value of the current detection resistor.
An output circuit characterized by an order of magnitude smaller resistance value than that of the resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11027090U JPH0467798U (en) | 1990-10-22 | 1990-10-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11027090U JPH0467798U (en) | 1990-10-22 | 1990-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0467798U true JPH0467798U (en) | 1992-06-16 |
Family
ID=31857584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11027090U Pending JPH0467798U (en) | 1990-10-22 | 1990-10-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0467798U (en) |
-
1990
- 1990-10-22 JP JP11027090U patent/JPH0467798U/ja active Pending