JPS62177110U - - Google Patents
Info
- Publication number
- JPS62177110U JPS62177110U JP6283286U JP6283286U JPS62177110U JP S62177110 U JPS62177110 U JP S62177110U JP 6283286 U JP6283286 U JP 6283286U JP 6283286 U JP6283286 U JP 6283286U JP S62177110 U JPS62177110 U JP S62177110U
- Authority
- JP
- Japan
- Prior art keywords
- operational amplifier
- input terminal
- negative input
- main operational
- divider 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
- 238000010586 diagram Methods 0.000 description 3
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Description
第１図は本考案に係るリミツタ付演算増幅器の
一実施例を示す回路図、第２図は従来例を示す回
路図、第３図は第２図回路の特性図である。
Ａ１，Ａ２，Ａ３……演算増幅器、Ｒｉ……入
力抵抗、Ｒｆ……フイードバツク抵抗、Ｃｆ……
コンデンサ、Ｄ１，Ｄ２……ダイオード、Ｒ１ａ
，Ｒ１ｂ，Ｒ２ａ，Ｒ２ｂ……抵抗。
FIG. 1 is a circuit diagram showing an embodiment of an operational amplifier with a limiter according to the present invention, FIG. 2 is a circuit diagram showing a conventional example, and FIG. 3 is a characteristic diagram of the circuit shown in FIG. A 1 , A 2 , A 3 ... operational amplifier, R i ... input resistance, R f ... feedback resistance, C f ...
Capacitor, D 1 , D 2 ... Diode, R 1a
, R 1b , R 2a , R 2b ...Resistance.
Claims (1)
路を有するリミツタ付演算増幅器において、 一端が前記主演算増幅器の出力端に接続され、
他端に定電圧が供給される抵抗分圧回路と、 負側入力端が前記主演算増幅器の負側入力端に
接続されるとともに正側入力端が前記抵抗分圧回
路の分圧点に接続され、且つ負側入力端と出力端
の間にダイオードが接続される補助演算増幅器と
を備えたことを特徴とするリミツタ付演算増幅器
。[Claims for Utility Model Registration] In an operational amplifier with a limiter having a feedback circuit between input and output terminals of the main operational amplifier, one end is connected to the output terminal of the main operational amplifier,
a resistive voltage divider circuit to which a constant voltage is supplied to the other end, a negative input terminal connected to the negative input terminal of the main operational amplifier, and a positive input terminal connected to the voltage dividing point of the resistive voltage divider circuit; and an auxiliary operational amplifier having a diode connected between the negative input terminal and the output terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6283286U JPH0510410Y2 (en) | 1986-04-25 | 1986-04-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6283286U JPH0510410Y2 (en) | 1986-04-25 | 1986-04-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62177110U true JPS62177110U (en) | 1987-11-10 |
| JPH0510410Y2 JPH0510410Y2 (en) | 1993-03-15 |
Family
ID=30897486
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6283286U Expired - Lifetime JPH0510410Y2 (en) | 1986-04-25 | 1986-04-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0510410Y2 (en) |
-
1986
- 1986-04-25 JP JP6283286U patent/JPH0510410Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0510410Y2 (en) | 1993-03-15 |