JPH0469914U - - Google Patents
Info
- Publication number
- JPH0469914U JPH0469914U JP11284790U JP11284790U JPH0469914U JP H0469914 U JPH0469914 U JP H0469914U JP 11284790 U JP11284790 U JP 11284790U JP 11284790 U JP11284790 U JP 11284790U JP H0469914 U JPH0469914 U JP H0469914U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- amplifies
- amplifier circuit
- output signal
- amplifying
- 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
- 230000003321 amplification Effects 0.000 claims 2
- 238000003199 nucleic acid amplification method Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Amplifiers (AREA)
Description
第１図は、本考案の一実施例を示す回路図及び
第２図は従来の増幅回路を示す回路図である。
１０……差動増幅回路、１５……前置駆動トラ
ンジスタ、１６，１７……駆動トランジスタ、１
８，１９……出力トランジスタ、２１……定電流
源、２５……第１電源端子、２６……第２電源端
子、２７……チヨークコイル。
FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional amplifier circuit. 10 ... Differential amplifier circuit, 15... Front drive transistor, 16, 17... Drive transistor, 1
8, 19...output transistor, 21 ...constant current source, 25...first power supply terminal, 26...second power supply terminal, 27...chiyoke coil.
Claims (1)
部と、 前記前段増幅部に電源電圧を印加する為の第１
電源端子と、 前記後段増幅部に電源電圧を印加する為の第２
電源端子と、 前記第１及び第２電源端子間に挿入されるチヨ
ークコイルと から成り、前記第２電源端子に電源電圧を印加す
る様にしたことを特徴とする増幅回路。 (2) 前記前段増幅部は、入力信号を増幅する差
動増幅回路と、該差動増幅回路の出力信号を増幅
する前置駆動トランジスタとを含み、前記後段増
幅部は、前置駆動トランジスタの出力信号を増幅
する駆動トランジスタと、該駆動トランジスタの
出力信号を増幅するパワートランジスタとを含み
、前段及び後段増幅部は単一の集積回路基板上に
集積化して形成されることを特徴とする請求項第
１項記載の増幅回路。[Scope of Claim for Utility Model Registration] (1) A pre-amplifying section for amplifying an input signal, a post-amplifying section for amplifying an output signal of the pre-amplifying section, and a first amplifier for applying a power supply voltage to the pre-amplifying section.
a power supply terminal, and a second terminal for applying a power supply voltage to the latter-stage amplification section.
What is claimed is: 1. An amplifier circuit comprising: a power supply terminal; and a chiyoke coil inserted between the first and second power supply terminals, and configured to apply a power supply voltage to the second power supply terminal. (2) The front-stage amplifier section includes a differential amplifier circuit that amplifies an input signal, and a front-drive transistor that amplifies an output signal of the differential amplifier circuit, and the rear-stage amplifier section includes a differential amplifier circuit that amplifies an input signal and a front-drive transistor that amplifies an output signal of the differential amplifier circuit. A claim comprising a drive transistor that amplifies an output signal and a power transistor that amplifies the output signal of the drive transistor, and that the front-stage and rear-stage amplification parts are integrated and formed on a single integrated circuit board. The amplifier circuit according to item 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11284790U JPH0469914U (en) | 1990-10-26 | 1990-10-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11284790U JPH0469914U (en) | 1990-10-26 | 1990-10-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0469914U true JPH0469914U (en) | 1992-06-22 |
Family
ID=31860373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11284790U Pending JPH0469914U (en) | 1990-10-26 | 1990-10-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0469914U (en) |
-
1990
- 1990-10-26 JP JP11284790U patent/JPH0469914U/ja active Pending
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