JPS6323819U - - Google Patents
Info
- Publication number
- JPS6323819U JPS6323819U JP11601886U JP11601886U JPS6323819U JP S6323819 U JPS6323819 U JP S6323819U JP 11601886 U JP11601886 U JP 11601886U JP 11601886 U JP11601886 U JP 11601886U JP S6323819 U JPS6323819 U JP S6323819U
- Authority
- JP
- Japan
- Prior art keywords
- level
- amplifier
- power supply
- input signal
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Electrical Variables (AREA)
- Amplifiers (AREA)
Description
第１図は本考案の電源供給回路の一実施例を示
す構成図、第２図は第１図の実施例と従来例の出
力電圧に対する消費電力の変化を示すグラフ、第
３図ａは一般的な増幅器出力段の構成を示す図、
第３図ｂは第３図ａの負荷に加えられる出力の一
例を示す図である。
１……増幅器、２……負荷、３……入力レベル
検出回路、４……電圧制御回路、Ｖｃｃ……供給
電源電圧。
Fig. 1 is a configuration diagram showing an embodiment of the power supply circuit of the present invention, Fig. 2 is a graph showing changes in power consumption with respect to output voltage of the embodiment of Fig. 1 and the conventional example, and Fig. 3a is a general diagram. A diagram showing the configuration of a typical amplifier output stage,
FIG. 3b is a diagram showing an example of the output applied to the load of FIG. 3a. DESCRIPTION OF SYMBOLS 1...Amplifier, 2...Load, 3...Input level detection circuit, 4...Voltage control circuit, Vcc...Supply power supply voltage.
Claims (1)
、 増幅器への入力信号を入力し、入力信号レベル
を検出し、入力レベルに対応したレベル検出信号
を出力する入力レベル検出回路と、 レベル検出信号を入力し、入力信号レベルに対
応して増幅器へ供給する電源電圧を変化する電圧
制御回路を有する電源供給回路。[Scope of claim for utility model registration] A power supply circuit that supplies power to an amplifier, which inputs an input signal to the amplifier, detects the input signal level, and outputs a level detection signal corresponding to the input level. A power supply circuit comprising: a detection circuit; and a voltage control circuit that inputs a level detection signal and changes the power supply voltage supplied to the amplifier in accordance with the input signal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11601886U JPS6323819U (en) | 1986-07-30 | 1986-07-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11601886U JPS6323819U (en) | 1986-07-30 | 1986-07-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6323819U true JPS6323819U (en) | 1988-02-17 |
Family
ID=31000222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11601886U Pending JPS6323819U (en) | 1986-07-30 | 1986-07-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6323819U (en) |
-
1986
- 1986-07-30 JP JP11601886U patent/JPS6323819U/ja active Pending