JPH0436615U - - Google Patents
Info
- Publication number
- JPH0436615U JPH0436615U JP7821190U JP7821190U JPH0436615U JP H0436615 U JPH0436615 U JP H0436615U JP 7821190 U JP7821190 U JP 7821190U JP 7821190 U JP7821190 U JP 7821190U JP H0436615 U JPH0436615 U JP H0436615U
- Authority
- JP
- Japan
- Prior art keywords
- current
- load
- circuit
- control
- magnitude
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
Description
第１図は本考案の直流安定化電源のブロツク回
路図、第２図は定電流回路の詳細を示す回路図、
第３図は他の実施例を示す回路図、第４図は従来
の直流安定化電源の回路図、第５図はトランジス
タの電圧−電流特性を示すグラフである。
１０……直流安定化電源、１１……トランジス
タ（制御素子）、１２……定電流回路、１３……
ツエナーダイオード、１８……負荷、１９……負
荷制御回路、２７，２９……トランジスタ、３１
……誤差増幅器。
Figure 1 is a block circuit diagram of the DC stabilized power supply of the present invention, Figure 2 is a circuit diagram showing details of the constant current circuit,
FIG. 3 is a circuit diagram showing another embodiment, FIG. 4 is a circuit diagram of a conventional DC stabilized power supply, and FIG. 5 is a graph showing voltage-current characteristics of a transistor. 10... DC stabilized power supply, 11... Transistor (control element), 12... Constant current circuit, 13...
Zener diode, 18...Load, 19...Load control circuit, 27, 29...Transistor, 31
...Error amplifier.
Claims (1)
の制御端子に、定電圧制御回路と前記制御素子に
定電流を付与するための定電流回路とを接続した
直流安定化電源において、前記負荷の電流の大き
さと前記定電流回路の電流の大きさが対応するよ
うに制御する負荷制御回路を設けたことを特徴と
する直流安定化電源。 (2) 前記定電流回路に第１の電流制御素子を設
け、前記負荷に第２の電流制御素子を設け、前記
負荷制御回路の制御信号に基づいて前記第１及び
第２の電流制御素子が制御される請求項(1)に記
載の直流安定化電源。 (3) 前記負荷制御回路は、負荷に流れる電流の
大きさを検出し、該負荷電流に対応するように前
記定電流回路の電流を制御する請求項(1)に記載
の直流安定化電源。[Claims for Utility Model Registration] (1) A constant voltage control circuit and a constant current circuit for applying a constant current to the control element are connected to a control terminal of a control element connected between a DC power source and a load. 1. A stabilized DC power source comprising: a load control circuit that controls the magnitude of the current in the load so that the magnitude of the current in the constant current circuit corresponds to the magnitude of the current in the constant current circuit. (2) A first current control element is provided in the constant current circuit, a second current control element is provided in the load, and the first and second current control elements are controlled based on a control signal of the load control circuit. The DC stabilized power supply according to claim (1), which is controlled. (3) The DC stabilized power supply according to claim (1), wherein the load control circuit detects the magnitude of the current flowing through the load, and controls the current of the constant current circuit so as to correspond to the load current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7821190U JPH0436615U (en) | 1990-07-25 | 1990-07-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7821190U JPH0436615U (en) | 1990-07-25 | 1990-07-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0436615U true JPH0436615U (en) | 1992-03-27 |
Family
ID=31621284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7821190U Pending JPH0436615U (en) | 1990-07-25 | 1990-07-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0436615U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5522875B2 (en) * | 1974-08-05 | 1980-06-19 | ||
| JPS5739423A (en) * | 1980-08-18 | 1982-03-04 | Hitachi Ltd | Regulated power supply circuit |
-
1990
- 1990-07-25 JP JP7821190U patent/JPH0436615U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5522875B2 (en) * | 1974-08-05 | 1980-06-19 | ||
| JPS5739423A (en) * | 1980-08-18 | 1982-03-04 | Hitachi Ltd | Regulated power supply circuit |
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