JPH0363084U - - Google Patents
Info
- Publication number
- JPH0363084U JPH0363084U JP11969889U JP11969889U JPH0363084U JP H0363084 U JPH0363084 U JP H0363084U JP 11969889 U JP11969889 U JP 11969889U JP 11969889 U JP11969889 U JP 11969889U JP H0363084 U JPH0363084 U JP H0363084U
- Authority
- JP
- Japan
- Prior art keywords
- winding
- voltage
- rectifying
- smoothing circuit
- detecting means
- 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 description 15
- 238000009499 grossing Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示す多出力電源装
置の回路図、第２図は本考案の他の実施例を示す
回路図、第３図は整流平滑回路の回路詳細図、第
４図は例えば実開昭６１−１９３１２１号公報に
開示された従来の多出力電源装置を示す回路図で
ある。
図において、１は入力端子、２はスイツチング
素子、３はトランス、４は制御回路、５，６は整
流平滑回路、７は電圧検出部、２１，２２は負荷
、３１は１次巻線、３２，３３は２次巻線、８１
，８２は出力端子である。
Fig. 1 is a circuit diagram of a multi-output power supply device showing one embodiment of the present invention, Fig. 2 is a circuit diagram showing another embodiment of the invention, Fig. 3 is a detailed circuit diagram of a rectifying and smoothing circuit, and Fig. 4 is a circuit diagram of a multi-output power supply device showing one embodiment of the present invention. The figure is a circuit diagram showing a conventional multi-output power supply device disclosed, for example, in Japanese Utility Model Application Publication No. 193121/1983. In the figure, 1 is an input terminal, 2 is a switching element, 3 is a transformer, 4 is a control circuit, 5 and 6 are rectifier and smoothing circuits, 7 is a voltage detection section, 21 and 22 are loads, 31 is a primary winding, and 32 , 33 is the secondary winding, 81
, 82 are output terminals.
Claims (1)
と、 該トランスの１次巻線に直列に接続されるスイ
ツチング素子と、 複数の２次巻線のうち１つの巻線の出力側に接
続され、電圧を検出する電圧検出手段と、 該電圧検出手段からの検出電圧に基いて前記ス
イツチング素子をオン／オフ制御する制御手段と
、 それぞれの２次巻線に接続された整流平滑回路
とを有し、 前記複数の２次巻線のうち出力の電圧が検出さ
れる巻線と該巻線の出力側に設けられた整流平滑
回路との間に抵抗を直列に接続し、該抵抗の一方
の端に他の巻線の電流が抵抗に流れ込むように該
巻線の一端が接続され、前記他の巻線の出力側に
設けられた整流平滑回路の一方の入力端子が前記
電圧検出手段側の整流平滑回路の出力端子の一方
に接続されたことを特徴とする多出力電源装置。[Claims for Utility Model Registration] A transformer consisting of a primary winding and a plurality of secondary windings, a switching element connected in series to the primary winding of the transformer, and one of the plurality of secondary windings. Voltage detecting means connected to the output side of one winding and detecting voltage; Control means controlling on/off of the switching element based on the detected voltage from the voltage detecting means; and each secondary winding. and a rectifying and smoothing circuit connected to the winding, and a resistor is provided between the winding of the plurality of secondary windings in which the output voltage is detected and the rectifying and smoothing circuit provided on the output side of the winding. One end of a rectifying and smoothing circuit connected in series, one end of the winding being connected to one end of the resistor so that the current of the other winding flows into the resistor, and provided on the output side of the other winding. A multi-output power supply device characterized in that an input terminal of the voltage detecting means is connected to one of the output terminals of the rectifying and smoothing circuit on the side of the voltage detecting means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11969889U JPH0363084U (en) | 1989-10-16 | 1989-10-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11969889U JPH0363084U (en) | 1989-10-16 | 1989-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0363084U true JPH0363084U (en) | 1991-06-20 |
Family
ID=31667806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11969889U Pending JPH0363084U (en) | 1989-10-16 | 1989-10-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0363084U (en) |
-
1989
- 1989-10-16 JP JP11969889U patent/JPH0363084U/ja active Pending
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