JPS59192720U - constant current source circuit - Google Patents
constant current source circuitInfo
- Publication number
- JPS59192720U JPS59192720U JP8536083U JP8536083U JPS59192720U JP S59192720 U JPS59192720 U JP S59192720U JP 8536083 U JP8536083 U JP 8536083U JP 8536083 U JP8536083 U JP 8536083U JP S59192720 U JPS59192720 U JP S59192720U
- Authority
- JP
- Japan
- Prior art keywords
- constant current
- current source
- input terminal
- source circuit
- 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
- Continuous-Control Power Sources That Use Transistors (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図は従来の定電流源回路の基本回路、第２図は本考
案による一実施例を示す回路図、第３図は第２図の動作
を説明するための波形図、第４図は他の一実施例を示す
回路図であり同図に於いて１は直流電源、２は抵抗素子
、３はトランジスタ、４は定電流出力端子、５は制限環
山部、６は第１の入力端子、７は第２の入力端子、８は
第３の出力端子、Ｅは直流電源電圧、■は定電流をそれ
ぞれ示す。Fig. 1 is a basic circuit of a conventional constant current source circuit, Fig. 2 is a circuit diagram showing an embodiment of the present invention, Fig. 3 is a waveform diagram for explaining the operation of Fig. 2, and Fig. 4 is a circuit diagram showing an embodiment of the present invention. This is a circuit diagram showing another embodiment, in which 1 is a DC power supply, 2 is a resistive element, 3 is a transistor, 4 is a constant current output terminal, 5 is a limiting ring peak, and 6 is a first input terminal. , 7 is the second input terminal, 8 is the third output terminal, E is the DC power supply voltage, and ■ is the constant current, respectively.
Claims (1)
前記第２の入力端子の変動電圧に対応した逆位相電圧を
発生する制御増巾部と、前記第１の入力端子と前記第２
の入力端子との間に直列に接続された直流電源と、前記
第２の入力端子に供給される電流を前記出力端子に供給
される前記制御州中部の出力電圧により制御する回路を
備えることを特徴とする定電流源回路。having a first input terminal, a second input terminal, and an output terminal;
a control amplifying section that generates an opposite phase voltage corresponding to the fluctuating voltage at the second input terminal;
and a circuit that controls the current supplied to the second input terminal by the output voltage of the control state central supplied to the output terminal. Characteristic constant current source circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8536083U JPS59192720U (en) | 1983-06-03 | 1983-06-03 | constant current source circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8536083U JPS59192720U (en) | 1983-06-03 | 1983-06-03 | constant current source circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59192720U true JPS59192720U (en) | 1984-12-21 |
Family
ID=30215330
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8536083U Pending JPS59192720U (en) | 1983-06-03 | 1983-06-03 | constant current source circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59192720U (en) |
-
1983
- 1983-06-03 JP JP8536083U patent/JPS59192720U/en active Pending
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