JPS582017U - constant current load circuit - Google Patents
constant current load circuitInfo
- Publication number
- JPS582017U JPS582017U JP9374781U JP9374781U JPS582017U JP S582017 U JPS582017 U JP S582017U JP 9374781 U JP9374781 U JP 9374781U JP 9374781 U JP9374781 U JP 9374781U JP S582017 U JPS582017 U JP S582017U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- current
- load
- power supply
- load 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図は従来例を示す回路図、第２図は本考案 ′
の実施例を示す回路図である。
１：増幅器入力端子、２：アース端子、３：増幅器、４
：増幅器出力端、５：帰還抵抗、６：帰還抵抗、７：負
荷抵抗、８：定電圧電源出力抵抗、９：定電圧電源アー
スライン抵抗、１０：定電圧電源、１１：定電流負荷回
路、１２：定電流負荷回路入力端子、１３：定電流負荷
回路出力端子、１４：定電流負荷回路アース端子、１５
：トランジスタ、１６：トランジスタ、１７：定電流検
出抵抗、１８：抵抗。Figure 1 is a circuit diagram showing the conventional example, and Figure 2 is the circuit diagram of the present invention.
FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1: Amplifier input terminal, 2: Ground terminal, 3: Amplifier, 4
: Amplifier output terminal, 5: Feedback resistance, 6: Feedback resistance, 7: Load resistance, 8: Constant voltage power supply output resistance, 9: Constant voltage power supply earth line resistance, 10: Constant voltage power supply, 11: Constant current load circuit, 12: Constant current load circuit input terminal, 13: Constant current load circuit output terminal, 14: Constant current load circuit earth terminal, 15
: Transistor, 16: Transistor, 17: Constant current detection resistor, 18: Resistor.
Claims (1)
流電源回路から抵抗を介して負荷回路に接続し、その抵
抗の両端の電圧を検出する検出部を有し、該負荷回路に
並列に接続されたバイパス電流回路が該検出部により駆
動され、該バイパス電流回路に電流を変化させることに
より、一定の負荷電流値まで負荷電流が変動しても該抵
抗の両端の電圧が一定つまり、該直流電源回路より流出
又は流入する電流を一定にする該検出部と該バイパス電
流回路を直した定電流負荷回路。A DC power supply circuit and a load circuit supplied with the DC power supply circuit include a detection unit connected from the DC power supply circuit to the load circuit via a resistor and detecting the voltage across the resistance, and connected in parallel to the load circuit. The connected bypass current circuit is driven by the detection section, and by changing the current in the bypass current circuit, the voltage across the resistor remains constant even if the load current changes up to a certain load current value. A constant current load circuit in which the detection unit and the bypass current circuit are fixed to keep the current flowing out or flowing into the DC power supply circuit constant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9374781U JPS582017U (en) | 1981-06-26 | 1981-06-26 | constant current load circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9374781U JPS582017U (en) | 1981-06-26 | 1981-06-26 | constant current load circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS582017U true JPS582017U (en) | 1983-01-07 |
Family
ID=29888714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9374781U Pending JPS582017U (en) | 1981-06-26 | 1981-06-26 | constant current load circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS582017U (en) |
-
1981
- 1981-06-26 JP JP9374781U patent/JPS582017U/en active Pending
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