JPS6257423U - - Google Patents
Info
- Publication number
- JPS6257423U JPS6257423U JP14696885U JP14696885U JPS6257423U JP S6257423 U JPS6257423 U JP S6257423U JP 14696885 U JP14696885 U JP 14696885U JP 14696885 U JP14696885 U JP 14696885U JP S6257423 U JPS6257423 U JP S6257423U
- Authority
- JP
- Japan
- Prior art keywords
- input terminal
- inverting
- resistor
- operational amplifier
- terminal
- 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
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Amplifiers (AREA)
Description
第１図はこの考案による反転増幅器の基本構成
を示す図、第２図は正帰還回路２３の基本構成を
示す図、第３図はその周波数特性を示す図、第４
図はこの考案の第１実施例を示す図、第５図はこ
の考案の第２実施例を示す図、第６図は第４図に
示した例を更に具体的に構成した例を示す図、第
７図は従来の反転増幅器を示す図、第８図はその
周波数特性図である。
Figure 1 is a diagram showing the basic configuration of the inverting amplifier according to this invention, Figure 2 is a diagram showing the basic configuration of the positive feedback circuit 23, Figure 3 is a diagram showing its frequency characteristics, and Figure 4 is a diagram showing the basic configuration of the positive feedback circuit 23.
Figure 5 shows a first embodiment of this invention, Figure 5 shows a second embodiment of this invention, and Figure 6 shows a more specific example of the example shown in Figure 4. , FIG. 7 is a diagram showing a conventional inverting amplifier, and FIG. 8 is a diagram of its frequency characteristics.
Claims (1)
の反転入力端子に接続され、その演算増幅器の出
力端子とその反転入力端子との間に帰還抵抗器が
接続され、非反転入力端子が接地された反転形増
幅器において、 上記入力抵抗器及び帰還抵抗器の接続点と上記
反転入力端子との間に正帰還回路が挿入されてい
ることを特徴とする反転形増幅器。[Claims for Utility Model Registration] A signal input terminal is connected to an inverting input terminal of an operational amplifier through an input resistor, a feedback resistor is connected between the output terminal of the operational amplifier and its inverting input terminal, and a non-inverting An inverting amplifier whose input terminal is grounded, characterized in that a positive feedback circuit is inserted between a connection point between the input resistor and the feedback resistor and the inverting input terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14696885U JPS6257423U (en) | 1985-09-26 | 1985-09-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14696885U JPS6257423U (en) | 1985-09-26 | 1985-09-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6257423U true JPS6257423U (en) | 1987-04-09 |
Family
ID=31059910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14696885U Pending JPS6257423U (en) | 1985-09-26 | 1985-09-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6257423U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5730407A (en) * | 1980-07-30 | 1982-02-18 | Matsushita Electric Ind Co Ltd | Feedback amplifier |
-
1985
- 1985-09-26 JP JP14696885U patent/JPS6257423U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5730407A (en) * | 1980-07-30 | 1982-02-18 | Matsushita Electric Ind Co Ltd | Feedback amplifier |
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