JPH033185U - - Google Patents
Info
- Publication number
- JPH033185U JPH033185U JP6335589U JP6335589U JPH033185U JP H033185 U JPH033185 U JP H033185U JP 6335589 U JP6335589 U JP 6335589U JP 6335589 U JP6335589 U JP 6335589U JP H033185 U JPH033185 U JP H033185U
- Authority
- JP
- Japan
- Prior art keywords
- output
- comparator
- power supply
- coil
- supply device
- 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
- 238000009499 grossing Methods 0.000 claims description 3
- 239000000523 sample Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Dc-Dc Converters (AREA)
Description
第1図は本考案の原理的なブロツク図、第2図
は本考案の一実施例の構成ブロツク図、第3図は
チヨークコイルに設けた探りコイルの出力を積分
する積分手段の出力波形図、第4図は負荷電流と
積分電圧との関係を示す線図とコンパレータの出
力を示す図、第5図は主出力と従出力の二以上の
直流出力を得るように構成された従来公知の多出
力直流安定化電源装置の構成概念図である。
ein……入力交流電源、2……整流平滑回路
、2……トランス、3……主出力回路、4……従
出力回路、41……整流平滑回路、42……積分
手段、43……コンパレータ、L2……チヨーク
コイル、N2……探りコイル、RL……アクテイ
ブダミー回路。
Fig. 1 is a basic block diagram of the present invention, Fig. 2 is a configuration block diagram of an embodiment of the present invention, Fig. 3 is an output waveform diagram of an integrating means for integrating the output of a probe coil provided in a check coil. FIG. 4 is a diagram showing the relationship between load current and integrated voltage and a diagram showing the output of the comparator, and FIG. 5 is a diagram showing a diagram showing the relationship between load current and integrated voltage. FIG. 2 is a conceptual diagram of the configuration of an output DC stabilized power supply device. ein... Input AC power supply, 2... Rectifier and smoothing circuit, 2... Transformer, 3... Main output circuit, 4... Sub output circuit, 41... Rectifier and smoothing circuit, 42... Integrating means, 43... Comparator , L2...Chiyoke coil, N2...Search coil, RL...Active dummy circuit.
Claims (1)
イツチング素子によりオン/オフしてトランスの
一次巻線に印加すると共に、二次巻線に生ずる信
号を整流平滑して少なくとも主出力と従出力の二
以上の直流出力を得る多出力直流安定化電源装置
であつて、 前記従出力を得る回路は、 負荷電流が流れるチヨークコイルを含む整流平
滑回路と、 この整流平滑回路の出力端に接続されたアクテ
イブダミー回路と、 前記チヨークコイルに設けた探りコイルの出力
を積分する積分手段と、 この積分手段の出力振幅が一定値以下になつた
ことを検出するコンパレータとを備え、 このコンパレータの出力に応じて前記アクテイ
ブダミーを制御するようにしたことを特徴とする
多出力直流安定化電源装置。[Claims for Utility Model Registration] Input AC power is rectified and smoothed, the DC voltage is turned on and off by a switching element and applied to the primary winding of a transformer, and the signal generated in the secondary winding is rectified and smoothed. A multi-output DC stabilized power supply device that obtains at least two or more DC outputs, a main output and a secondary output, wherein the circuit that obtains the secondary output includes a rectifying and smoothing circuit including a chiyoke coil through which a load current flows; An active dummy circuit connected to the output terminal, an integrating means for integrating the output of the probe coil provided in the chiyoke coil, and a comparator for detecting when the output amplitude of the integrating means has become below a certain value, A multi-output DC stabilized power supply device, characterized in that the active dummy is controlled according to the output of a comparator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6335589U JPH033185U (en) | 1989-05-31 | 1989-05-31 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6335589U JPH033185U (en) | 1989-05-31 | 1989-05-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH033185U true JPH033185U (en) | 1991-01-14 |
Family
ID=31593324
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6335589U Pending JPH033185U (en) | 1989-05-31 | 1989-05-31 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH033185U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5972980A (en) * | 1982-10-20 | 1984-04-25 | Hitachi Ltd | Stabilized dc power source |
JPS60255061A (en) * | 1984-05-28 | 1985-12-16 | Mitsubishi Electric Corp | Dc power source |
-
1989
- 1989-05-31 JP JP6335589U patent/JPH033185U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5972980A (en) * | 1982-10-20 | 1984-04-25 | Hitachi Ltd | Stabilized dc power source |
JPS60255061A (en) * | 1984-05-28 | 1985-12-16 | Mitsubishi Electric Corp | Dc power source |