JPH0360879U - - Google Patents
Info
- Publication number
- JPH0360879U JPH0360879U JP11890189U JP11890189U JPH0360879U JP H0360879 U JPH0360879 U JP H0360879U JP 11890189 U JP11890189 U JP 11890189U JP 11890189 U JP11890189 U JP 11890189U JP H0360879 U JPH0360879 U JP H0360879U
- Authority
- JP
- Japan
- Prior art keywords
- switching element
- circuit
- transformer
- output
- stabilizing 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.)
- Granted
Links
- 230000000087 stabilizing effect Effects 0.000 claims 4
- 238000004804 winding Methods 0.000 claims 3
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示す回路図、第２
図は第１図の装置の動作を説明する波形図、第３
図は上記従来装置の動作状態を示す波形図である
。
Ｔ…トランス、Ｖ１…主出力電圧、Ｖ２…従出
力電圧、Ｕ１〜Ｕ３…ＰＷＭ制御回路。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a waveform diagram explaining the operation of the device in Figure 1, and the waveform diagram in Figure 3.
The figure is a waveform diagram showing the operating state of the above-mentioned conventional device. T...Transformer, V1...Main output voltage, V2...Slave output voltage, U1-U3...PWM control circuit.
Claims (1)
をオンオフする第１のスイツチング素子と、 前記トランスの第１の二次巻線に誘起されるス
イツチング信号を整流平滑化する主二次回路と、 この主二次回路の出力電圧を所定電圧に安定化
させる制御信号を当該第１のスイツチング素子に
供給する第１の安定化回路と、 前記トランスの第２の二次巻線に誘起されるス
イツチング信号をオンオフする第２のスイツチン
グ素子と、 この第２のスイツチング素子でスイツチングさ
れた信号を整流平滑化する従出力回路と、 この従二次回路の出力電圧を所定電圧に安定化
させる制御信号を当該第２のスイツチング素子に
供給する第２の安定化回路と、 を具備する多出力安定化電源装置において、 前記第１の安定化回路の出力する制御信号に基
づいて前記第２の安定化回路の出力する制御信号
のタイミングを定めると共に、このタイミングを
前記第１のスイツチング素子がオンしている間に
前記第２のスイツチング素子をオンさせ、前記第
１のスイツチング素子がオフしている間に前記第
２のスイツチング素子をオフさせる同期化手段を
設けたことを特徴とする多出力安定化電源装置。[Claims for Utility Model Registration] A transformer, a first switching element that turns on and off an input signal applied to a primary winding of the transformer, and a switching signal induced in a first secondary winding of the transformer. a main secondary circuit that performs rectification and smoothing; a first stabilizing circuit that supplies the first switching element with a control signal that stabilizes the output voltage of the main secondary circuit to a predetermined voltage; and a second stabilizing circuit of the transformer. a second switching element that turns on and off a switching signal induced in the secondary winding of the second switching element; a secondary output circuit that rectifies and smoothes the signal switched by this second switching element; and an output voltage of this secondary circuit. a second stabilizing circuit that supplies the second switching element with a control signal that stabilizes the voltage at a predetermined voltage; The timing of the control signal output from the second stabilizing circuit is determined based on the timing, and the second switching element is turned on while the first switching element is on, and 1. A multi-output stabilized power supply device comprising synchronization means for turning off the second switching element while the second switching element is off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11890189U JPH0729746Y2 (en) | 1989-10-11 | 1989-10-11 | Multi-output stabilized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11890189U JPH0729746Y2 (en) | 1989-10-11 | 1989-10-11 | Multi-output stabilized power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0360879U true JPH0360879U (en) | 1991-06-14 |
| JPH0729746Y2 JPH0729746Y2 (en) | 1995-07-05 |
Family
ID=31667043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11890189U Expired - Fee Related JPH0729746Y2 (en) | 1989-10-11 | 1989-10-11 | Multi-output stabilized power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0729746Y2 (en) |
-
1989
- 1989-10-11 JP JP11890189U patent/JPH0729746Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0729746Y2 (en) | 1995-07-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |