JPS5972022U - Operational amplifier bias circuit - Google Patents
Operational amplifier bias circuitInfo
- Publication number
- JPS5972022U JPS5972022U JP16793082U JP16793082U JPS5972022U JP S5972022 U JPS5972022 U JP S5972022U JP 16793082 U JP16793082 U JP 16793082U JP 16793082 U JP16793082 U JP 16793082U JP S5972022 U JPS5972022 U JP S5972022U
- Authority
- JP
- Japan
- Prior art keywords
- operational amplifier
- voltage
- circuit
- power supply
- 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.)
- Pending
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図は従来のバイアス回路の一例の回路図、第2図は
第1図及び第3図示の回路の出力電圧波形図ミ第3図は
本考案バイアス回路の一実施例の回路図である。
1・・・演算増幅器、2・・・電源端子、3・・・入力
端子、4・・・出力端子、C□・・・コンデンサ、Dl
、D2・・・ダイオード、R工〜R6・・・抵抗。Figure 1 is a circuit diagram of an example of a conventional bias circuit, Figure 2 is a diagram of output voltage waveforms of the circuits shown in Figures 1 and 3, and Figure 3 is a circuit diagram of an embodiment of the bias circuit of the present invention. . 1... Operational amplifier, 2... Power supply terminal, 3... Input terminal, 4... Output terminal, C□... Capacitor, Dl
, D2...Diode, R-R6...Resistor.
Claims (1)
みを供給し、該演算増幅器の他方の電源端子を接地して
使用する際該演算増幅器の入力端子にバイアス電圧を供
給する演算増幅器のバイアス回路において、該一方の電
源にその一端を接続されて該一方の電源の電圧を分圧し
て取り出されるバイアス電圧を該入力端子に供給する分
圧回路と、該分圧回路のバイアス電圧取り出し点と他端
との間に並列接続されたコンデンサと、該分圧回路の他
端と接地間に直列接続された定電圧回路とよりなる演算
増幅器のバイアス回路。Biasing of an operational amplifier that supplies a bias voltage to the input terminal of the operational amplifier when only one power supply is supplied to the operational amplifier that operates with two power supplies supplied, and the other power supply terminal of the operational amplifier is grounded. In the circuit, a voltage divider circuit whose one end is connected to the one power supply and supplies a bias voltage extracted by dividing the voltage of the one power supply to the input terminal, and a bias voltage extraction point of the voltage divider circuit; A bias circuit for an operational amplifier comprising a capacitor connected in parallel between the other end of the voltage divider circuit and a constant voltage circuit connected in series between the other end of the voltage divider circuit and ground.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16793082U JPS5972022U (en) | 1982-11-05 | 1982-11-05 | Operational amplifier bias circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16793082U JPS5972022U (en) | 1982-11-05 | 1982-11-05 | Operational amplifier bias circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5972022U true JPS5972022U (en) | 1984-05-16 |
Family
ID=30367269
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16793082U Pending JPS5972022U (en) | 1982-11-05 | 1982-11-05 | Operational amplifier bias circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5972022U (en) |
-
1982
- 1982-11-05 JP JP16793082U patent/JPS5972022U/en active Pending
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