JPS58121414U - feedback amplifier circuit - Google Patents
feedback amplifier circuitInfo
- Publication number
- JPS58121414U JPS58121414U JP16144982U JP16144982U JPS58121414U JP S58121414 U JPS58121414 U JP S58121414U JP 16144982 U JP16144982 U JP 16144982U JP 16144982 U JP16144982 U JP 16144982U JP S58121414 U JPS58121414 U JP S58121414U
- Authority
- JP
- Japan
- Prior art keywords
- feedback
- amplifier circuit
- terminal
- feedback amplifier
- amplifier
- 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
Landscapes
- Amplifiers (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図は、従来の非反転帰還増幅器の回路図である。第
２図は、周波数特性を有する帰還回路の具体的例を示す
回路図である。第３図は、本考案の一実施例による帰還
増幅器を示す回路図である。
１・・・・・・非反転入力端子、２・・・・・・反転入
力端子、３・・・・・・出力端子、４・・・・・・電源
端子、５・・・・・・接地、６・二・・・・信号源、？
、 ８． ９・・・・・・抵抗、１０・・曲コンデン
サ、１１・・・・・・帰還回路、１２． １３． １４
゜１５・・・・・・抵抗、１６・・間コンデンサ、１７
・・面抵抗、１８・・・・・・スイッチ、１９．２０・
・間スイッチの端子、２１．２２・・・・・・トランジ
スタ、２３゜２４．２５・・・・・・抵抗、２６・・・
・・・トランジスタ、２７・・・・・・コンデンサ、２
８・・・・・・抵抗、２９・・・・・・トランジスタ、
３（］・・・・・・抵抗、４０・・・・・・差動増幅回
路。FIG. 1 is a circuit diagram of a conventional non-inverting feedback amplifier. FIG. 2 is a circuit diagram showing a specific example of a feedback circuit having frequency characteristics. FIG. 3 is a circuit diagram showing a feedback amplifier according to an embodiment of the present invention. 1...Non-inverting input terminal, 2...Inverting input terminal, 3...Output terminal, 4...Power supply terminal, 5...... Grounding, 6.2... Signal source, ?
, 8. 9... Resistor, 10... Curved capacitor, 11... Feedback circuit, 12. 13. 14
゜15... Resistor, 16... Capacitor, 17
...Surface resistance, 18...Switch, 19.20.
・Terminal of switch, 21.22... Transistor, 23° 24.25... Resistor, 26...
...Transistor, 27...Capacitor, 2
8...Resistor, 29...Transistor,
3(]...Resistor, 40...Differential amplifier circuit.
Claims (1)
と、該増幅器の前記出力端子に接続され、直流カット用
コンデンサを共用して構成された周波数特性を有する第
１の帰還回路および周波数的に平担な第２の帰還回路と
、該第１および第２の帰還回路の一方を前詰帰還端子へ
接続するためのスイッチ手段とを有すやことを特徴とす
る帰還増幅回路。an amplifier having a signal input terminal, a feedback terminal, and an output terminal; a first feedback circuit connected to the output terminal of the amplifier and having frequency characteristics configured by sharing a DC cut capacitor; and a switch means for connecting one of the first and second feedback circuits to a prefix feedback terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16144982U JPS58121414U (en) | 1982-10-25 | 1982-10-25 | feedback amplifier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16144982U JPS58121414U (en) | 1982-10-25 | 1982-10-25 | feedback amplifier circuit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58121414U true JPS58121414U (en) | 1983-08-18 |
| JPS6133705Y2 JPS6133705Y2 (en) | 1986-10-02 |
Family
ID=30101944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16144982U Granted JPS58121414U (en) | 1982-10-25 | 1982-10-25 | feedback amplifier circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58121414U (en) |
-
1982
- 1982-10-25 JP JP16144982U patent/JPS58121414U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6133705Y2 (en) | 1986-10-02 |
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