JPS6356413U - - Google Patents
Info
- Publication number
- JPS6356413U JPS6356413U JP15060286U JP15060286U JPS6356413U JP S6356413 U JPS6356413 U JP S6356413U JP 15060286 U JP15060286 U JP 15060286U JP 15060286 U JP15060286 U JP 15060286U JP S6356413 U JPS6356413 U JP S6356413U
- Authority
- JP
- Japan
- Prior art keywords
- output
- current value
- voltage
- value
- switch
- 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
- 238000004804 winding Methods 0.000 claims 4
- 238000010586 diagram Methods 0.000 description 6
Landscapes
- Continuous-Control Power Sources That Use Transistors (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例の回路図である。第
２図は第１図の実施例の動作を説明するための波
形図である。第３図は従来の直流電源装置の一例
を示す回路図である。第４図は第３図の従来例の
動作を説明するための波形図である。第５図は本
考案に好適な制御回路および被制御機器の１例を
示す回路図である。第６図は本考案の他の実施例
の回路図である。
１８……リレー、１８Ｂ……リレー接点、２０
……コンバータトランス、２１……スイツチング
レギユレータ制御回路、２２……ドライブ用スイ
ツチング素子、４８，５８……比較器、５０Ａ，
５０Ｂ……電流変成器、６８……スイツチング素
子。
FIG. 1 is a circuit diagram of an embodiment of the present invention. FIG. 2 is a waveform diagram for explaining the operation of the embodiment shown in FIG. FIG. 3 is a circuit diagram showing an example of a conventional DC power supply device. FIG. 4 is a waveform diagram for explaining the operation of the conventional example shown in FIG. FIG. 5 is a circuit diagram showing an example of a control circuit and controlled equipment suitable for the present invention. FIG. 6 is a circuit diagram of another embodiment of the present invention. 18...Relay, 18B...Relay contact, 20
... converter transformer, 21 ... switching regulator control circuit, 22 ... switching element for drive, 48, 58 ... comparator, 50A,
50B...Current transformer, 68...Switching element.
Claims (1)
手段と、第１の直流出力に接続されて給電される
制御回路と、第２の直流出力にスイツチを介して
接続され、前記制御回路の出力によつて駆動制御
される被制御機器とを有する直流定電圧電源装置
であつて、 第１の直流出力の電流値を検出する手段と、 前記電流値を基準値と比較する手段と、 前記比較手段の出力に基づいて、電流値が基準
値より大きいときは、前記スイツチを閉成する手
段とを具備したことを特徴とする直流定電圧電源
装置。 (2) 共通の電源から複数の直流出力を発生する
手段は、 １次巻線および複数の２次巻線を有するコンバ
ータトランスと、ドライブ用スイツチング素子を
介して１次巻線に接続された直流電源と、それぞ
れの２次巻線に接続された複数の整流手段とを具
備したことを特徴とする前記実用新案登録請求の
範囲第１項記載の直流定電圧電源装置。 (3) さらに、前記電流値を第２の基準値と比較
する第２の手段と、前記第２の比較手段の出力に
基づいて、電流値が第２の基準値より大きいとき
は、前記スイツチの閉成を阻止する手段とを具備
したことを特徴とする前記実用新案登録請求の範
囲第１項記載の直流定電圧電源装置。 (4) さらに、第１の直流出力の電圧値を検出す
る手段と、前記電圧値を電圧基準値と比較する電
圧比較手段と、前記電圧比較手段の出力に基づい
て、電圧値が電圧基準値より小さいときは、前記
スイツチの閉成を阻止する手段とを具備したこと
を特徴とする前記実用新案登録請求の範囲第１項
記載の直流定電圧電源装置。[Claims for Utility Model Registration] (1) Means for generating a plurality of DC outputs from a common power source, a control circuit connected to and supplied with power to the first DC output, and a control circuit connected to the second DC output via a switch. A DC constant voltage power supply device having a controlled device connected to the control circuit and driven and controlled by the output of the control circuit, the device comprising: means for detecting a current value of the first DC output; and a reference to the current value. A direct current constant voltage power supply device comprising: means for comparing the current value with a reference value; and means for closing the switch when the current value is larger than a reference value based on the output of the comparing means. (2) The means for generating multiple DC outputs from a common power source is a converter transformer having a primary winding and multiple secondary windings, and a DC output connected to the primary winding via a drive switching element. The DC constant voltage power supply device according to claim 1, comprising a power source and a plurality of rectifying means connected to each secondary winding. (3) Furthermore, when the current value is greater than the second reference value based on the output of the second means for comparing the current value with a second reference value and the second comparison means, the switch is activated. 2. The DC constant voltage power supply device according to claim 1, further comprising means for preventing the closing of the utility model. (4) Furthermore, means for detecting the voltage value of the first DC output, voltage comparison means for comparing the voltage value with a voltage reference value, and a voltage value that is determined to be the voltage reference value based on the output of the voltage comparison means. 2. The DC constant voltage power supply device according to claim 1, further comprising means for preventing the switch from closing when the switch is smaller than the current value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15060286U JPS6356413U (en) | 1986-09-30 | 1986-09-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15060286U JPS6356413U (en) | 1986-09-30 | 1986-09-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6356413U true JPS6356413U (en) | 1988-04-15 |
Family
ID=31066893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15060286U Pending JPS6356413U (en) | 1986-09-30 | 1986-09-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6356413U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0284064A (en) * | 1988-09-19 | 1990-03-26 | Sanyo Electric Co Ltd | Switching control type power supply circuit |
-
1986
- 1986-09-30 JP JP15060286U patent/JPS6356413U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0284064A (en) * | 1988-09-19 | 1990-03-26 | Sanyo Electric Co Ltd | Switching control type power supply circuit |