JPS58172216U - current amplification circuit - Google Patents
current amplification circuitInfo
- Publication number
- JPS58172216U JPS58172216U JP6822082U JP6822082U JPS58172216U JP S58172216 U JPS58172216 U JP S58172216U JP 6822082 U JP6822082 U JP 6822082U JP 6822082 U JP6822082 U JP 6822082U JP S58172216 U JPS58172216 U JP S58172216U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- amplification circuit
- current amplification
- collector
- current
- 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図及び第２図は、従来の電流増幅回路を示す回路図
、第３図イ及び口は、本考案の説明に供する為の特性図
、第４図は、本考案の一実施例を示す回路図である。
主な図番の説明、１２・・・・・・第１トランジスタ、
１６・・・・・・第４トランジスタ、１８・・・・・・
コンデンサ。1 and 2 are circuit diagrams showing a conventional current amplification circuit, FIG. 3 A and 3 are characteristic diagrams for explaining the present invention, and FIG. FIG. Explanation of main figure numbers, 12...first transistor,
16...4th transistor, 18...
capacitor.
Claims (1)
第１トランジスタのコレクタに得られる電流を出力端子
に導出させる電流ミラー回路とを備える電流増幅回路に
おいて、前記第１トランジスタとベース及びエミッタが
共通接続されたＮＰＮ型の第２トランジスタと、該第２
トランジスタのコレクタに接続された負荷抵抗と、前記
第２トランジスタのコレクタ・ベース間に接続された小
容量コンデンサとを設け、前記出力端子に得られる出力
電流の位相補償を行う様に成したことを特徴とする電流
増幅回路。A current amplification circuit comprising an NPN-type first transistor that amplifies an input signal, and a current mirror circuit that directs a current obtained at the collector of the first transistor to an output terminal, wherein a base and an emitter are common to the first transistor. a connected second NPN transistor;
A load resistor connected to the collector of the transistor and a small capacitance capacitor connected between the collector and base of the second transistor are provided to perform phase compensation of the output current obtained at the output terminal. Characteristic current amplification circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6822082U JPS58172216U (en) | 1982-05-10 | 1982-05-10 | current amplification circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6822082U JPS58172216U (en) | 1982-05-10 | 1982-05-10 | current amplification circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58172216U true JPS58172216U (en) | 1983-11-17 |
Family
ID=30078007
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6822082U Pending JPS58172216U (en) | 1982-05-10 | 1982-05-10 | current amplification circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58172216U (en) |
-
1982
- 1982-05-10 JP JP6822082U patent/JPS58172216U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS58172216U (en) | current amplification circuit | |
| JPS60124045U (en) | Output transistor protection circuit | |
| JPS599618U (en) | transistor amplifier circuit | |
| JPS5843032U (en) | filter circuit | |
| JPS6082817U (en) | Muting circuit | |
| JPS58139717U (en) | Muting circuit | |
| JPS5811330U (en) | Waveform shaping circuit | |
| JPS5826214U (en) | Gain control amplifier balance adjustment circuit | |
| JPS60181919U (en) | low pass filter | |
| JPS5847916U (en) | constant voltage circuit | |
| JPS6061822U (en) | Width increase circuit | |
| JPS58147317U (en) | gain control circuit | |
| JPS5890749U (en) | Waveform shaping circuit | |
| JPS5976136U (en) | delay circuit | |
| JPS59144916U (en) | Tone control circuit | |
| JPS59127367U (en) | clamp circuit | |
| JPS59137615U (en) | amplifier circuit | |
| JPS5813718U (en) | variable gain amplifier circuit | |
| JPH0163217U (en) | ||
| JPS60163818U (en) | Emitsuta follower circuit | |
| JPS618313U (en) | constant voltage circuit | |
| JPS59101578U (en) | Color encoder phase circuit | |
| JPS5883815U (en) | Muting control circuit | |
| JPS59137618U (en) | Voltage current conversion circuit | |
| JPS58111511U (en) | Muting circuit |