JPH01147683U - - Google Patents
Info
- Publication number
- JPH01147683U JPH01147683U JP4404888U JP4404888U JPH01147683U JP H01147683 U JPH01147683 U JP H01147683U JP 4404888 U JP4404888 U JP 4404888U JP 4404888 U JP4404888 U JP 4404888U JP H01147683 U JPH01147683 U JP H01147683U
- Authority
- JP
- Japan
- Prior art keywords
- diode
- circuit
- signal
- smoothing
- resistor
- 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 6
- 238000004804 winding Methods 0.000 claims 2
- 230000001419 dependent effect Effects 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
Landscapes
- Control Of Voltage And Current In General (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案の一実施例を示す構成ブロツク
図、第２図は定電力特性の説明図、第３図は整流
平滑化回路の電圧波形の説明図、第４図アナログ
回路シミユレータで作製した具体的な回路図であ
る。第５図は従来の直流電源装置の構成ブロツク
図である。
１０……始動電圧回路、２０……定電力回路、
Ｃ１，Ｃ２……コンデンサ、Ｄ１，Ｄ２，Ｄ３…
…ダイオード、Ｒ１，Ｒ２，Ｒ３，Ｒ４，Ｒ５…
…抵抗、Ｕ１……乗算器、Ｕ２……オペアンプ。
Fig. 1 is a configuration block diagram showing an embodiment of the present invention, Fig. 2 is an explanatory diagram of constant power characteristics, Fig. 3 is an explanatory diagram of voltage waveforms of a rectifying and smoothing circuit, and Fig. 4 is a circuit created using an analog circuit simulator. This is a specific circuit diagram. FIG. 5 is a block diagram of a conventional DC power supply device. 10... Starting voltage circuit, 20... Constant power circuit,
C1, C2... Capacitor, D1, D2, D3...
...Diode, R1, R2, R3, R4, R5...
...Resistor, U1... Multiplier, U2... Operational amplifier.
Claims (1)
スイツチング素子によりオンオフのスイツチング
信号を発生させ、二次巻線に現れた信号を整流平
滑化して負荷に供給すると共に出力信号に対応し
て前記スイツチング素子のオンオフ信号を制御す
る出力安定化手段を備えたスイツチングレギユレ
ータの信号波形を得る整流平滑化回路シミユレー
タにおいて、 前記平滑回路の信号レベル側がアノード端子に
接続された第１のダイオード、前記平滑回路のコ
モン側がアノード端子に接続された第２のダイオ
ード、一端にこの第２のダイオードのカソード側
が接続され他端に第１のダイオードのカソード側
が接続された第１の定電圧回路よりなる始動電圧
回路と、 前記第１のダイオードのカソード端子が一端に
接続され他端にオペアンプの出力信号が接続され
、これらの信号の乗算を施して第１の抵抗に出力
する乗算器と、プラス端子がコモンに接続されマ
イナス端子に第２の定電圧回路が第２の抵抗を介
して接続されると共に、前記第１の抵抗が帰還し
て接続されるオペアンプと、前記第１のダイオー
ドのカソード端子とコモンとの間に接続された電
圧従属電流源とよりなる定電力回路と、 を設け、第１の定電圧はスイツチング開始電圧と
等しくし、第２の定電圧は定格の出力電力とする
と共に、定電力回路の第１及び第２の抵抗の抵抗
値を等しくしたことを特徴とする整流平滑化回路
シミユレータ。[Scope of claim for utility model registration] Rectifying and smoothing AC power and supplying it to the primary winding,
An output stabilizing means is provided for generating an on/off switching signal by a switching element, rectifying and smoothing the signal appearing in the secondary winding, and supplying it to the load, and controlling the on/off signal of the switching element in response to the output signal. In a rectifying and smoothing circuit simulator for obtaining a signal waveform of a switching regulator, a first diode is connected to the anode terminal on the signal level side of the smoothing circuit, and a second diode is connected to the anode terminal on the common side of the smoothing circuit. a starting voltage circuit consisting of a first constant voltage circuit having one end connected to the cathode side of the second diode and the other end connected to the cathode side of the first diode; the cathode terminal of the first diode being connected to the starting voltage circuit; A multiplier connected to one end and connected to the output signal of the operational amplifier at the other end, which multiplies these signals and outputs the result to the first resistor, and a second constant voltage circuit whose positive terminal is connected to common and whose negative terminal is connected to the first resistor. is connected via a second resistor, and an operational amplifier to which the first resistor is connected in feedback, and a voltage dependent current source connected between the cathode terminal of the first diode and a common. A constant power circuit is provided, where the first constant voltage is equal to the switching start voltage, the second constant voltage is equal to the rated output power, and the resistance of the first and second resistors of the constant power circuit is set equal to the switching start voltage. A rectifier smoothing circuit simulator characterized by equalizing values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4404888U JPH01147683U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4404888U JPH01147683U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147683U true JPH01147683U (en) | 1989-10-12 |
Family
ID=31270425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4404888U Pending JPH01147683U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147683U (en) |
-
1988
- 1988-03-31 JP JP4404888U patent/JPH01147683U/ja active Pending
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