JPS5957017U - power amplifier circuit - Google Patents
power amplifier circuitInfo
- Publication number
- JPS5957017U JPS5957017U JP15167082U JP15167082U JPS5957017U JP S5957017 U JPS5957017 U JP S5957017U JP 15167082 U JP15167082 U JP 15167082U JP 15167082 U JP15167082 U JP 15167082U JP S5957017 U JPS5957017 U JP S5957017U
- Authority
- JP
- Japan
- Prior art keywords
- amplifier circuit
- circuit
- operational amplifier
- push
- power 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.)
- Pending
Links
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図は従来の電力増幅回路の回路図、第２図はこの考
案の電力増幅回路の一実施例を示す回路図である。
１・・・増幅回路、２・・・入力信号源、３・・・供給
回路、４・・・分配回路、５・・・演算増幅器、８，９
・・−ＦＥＴ。
１１．１２・・・トランジスタ、６１，６２，１０１゜
１０２・・・抵抗、７１．７２・・・ダイオード。FIG. 1 is a circuit diagram of a conventional power amplifier circuit, and FIG. 2 is a circuit diagram showing an embodiment of the power amplifier circuit of this invention. DESCRIPTION OF SYMBOLS 1... Amplification circuit, 2... Input signal source, 3... Supply circuit, 4... Distribution circuit, 5... Operational amplifier, 8, 9
...-FET. 11.12...Transistor, 61,62,101°102...Resistor, 71.72...Diode.
Claims (1)
器の出力を増幅するＮＰＮ形とＰＮＰ形のトランジスタ
とによるプッシュプル増幅回路と、このプッシュプル増
幅回路の出力を上記演算増幅器の入力端に負帰還する負
帰還回路と、上記演算増幅器の出力端と上記プッシュプ
ル増幅器の入力、 端間に接続され正方向と負方向への
直流レベルをシフトする直流レベルシフト回路とよりな
る電力増幅回路。An operational amplifier that amplifies the input signal at the first stage, a push-pull amplifier circuit consisting of NPN type and PNP type transistors that amplifies the output of this operational amplifier, and the output of this push-pull amplifier circuit is connected to the input terminal of the operational amplifier. A power amplifier circuit comprising: a negative feedback circuit that feeds back; and a DC level shift circuit that is connected between the output terminal of the operational amplifier and the input terminal of the push-pull amplifier and shifts the DC level in the positive direction and the negative direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15167082U JPS5957017U (en) | 1982-10-06 | 1982-10-06 | power amplifier circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15167082U JPS5957017U (en) | 1982-10-06 | 1982-10-06 | power amplifier circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5957017U true JPS5957017U (en) | 1984-04-13 |
Family
ID=30336035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15167082U Pending JPS5957017U (en) | 1982-10-06 | 1982-10-06 | power amplifier circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5957017U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993000739A1 (en) * | 1991-06-21 | 1993-01-07 | Citizen Watch Co., Ltd. | Capacitive load driving circuit |
| JP2018031705A (en) * | 2016-08-25 | 2018-03-01 | 株式会社デンソー | Semiconductor device |
-
1982
- 1982-10-06 JP JP15167082U patent/JPS5957017U/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1993000739A1 (en) * | 1991-06-21 | 1993-01-07 | Citizen Watch Co., Ltd. | Capacitive load driving circuit |
| US6154069A (en) * | 1991-06-21 | 2000-11-28 | Citizen Watch Co., Ltd. | Circuit for driving capacitive load |
| JP2018031705A (en) * | 2016-08-25 | 2018-03-01 | 株式会社デンソー | Semiconductor device |
| WO2018037769A1 (en) * | 2016-08-25 | 2018-03-01 | 株式会社デンソー | Semiconductor device |
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