JPH0340888U - - Google Patents
Info
- Publication number
- JPH0340888U JPH0340888U JP10064189U JP10064189U JPH0340888U JP H0340888 U JPH0340888 U JP H0340888U JP 10064189 U JP10064189 U JP 10064189U JP 10064189 U JP10064189 U JP 10064189U JP H0340888 U JPH0340888 U JP H0340888U
- Authority
- JP
- Japan
- Prior art keywords
- secondary winding
- primary winding
- winding
- transformer
- voltage
- 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 13
- 238000009499 grossing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 7
- 230000005284 excitation Effects 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案の実施例に係るスイツチングレ
ギユレータのトランスの巻線の配置を示す図、第
２図はスイツチングレギユレータの一般的構成を
示す回路図、第３図はスイツチングレギユレータ
のトランス５の等価回路図、第４図は第３図に示
す１次漏インダクタンスＬ１と２次漏れインダク
タンスＬ２の和を一括して入力側に換算したとき
の等価回路図、第５図は従来のスイツチングレギ
ユレータにおける巻線の配置を示す図、第６図は
第３図においてＬ１，Ｌ２，Ｃ＝Ｏのときの一次
側に流れる励磁電流ｉＬを示す図、第７図は第３
図においてＬ１，Ｌ２，Ｃ＞Ｏのときに発生する
振動電流ｉｃを示す図、第８図は第６図と第７図
の波形を重ね合せたもので、実際に１次側に流れ
る電流ｉｓの波形図である。
Ｖｉ……直流電源、Ｑ……スイツチング素子、
Ｔ……トランス、Ｄ……ダイオード、ｓ……２次
巻線、ｐ……１次巻線。
FIG. 1 is a diagram showing the arrangement of the windings of the transformer of a switching regulator according to an embodiment of the present invention, FIG. 2 is a circuit diagram showing the general configuration of the switching regulator, and FIG. Fig. 4 is an equivalent circuit diagram of the transformer 5 of the angular regulator, and Fig. 4 is an equivalent circuit diagram when the sum of the primary leakage inductance L1 and secondary leakage inductance L2 shown in Fig. 5 is a diagram showing the arrangement of windings in a conventional switching regulator, FIG. 6 is a diagram showing the excitation current iL flowing to the primary side when L1, L2, and C=O in FIG. 3, and FIG. The figure is the third
Figure 8 is a diagram showing the oscillating current ic that occurs when L1, L2, C>O, and Figure 8 is a superimposition of the waveforms in Figures 6 and 7, and shows the current that actually flows on the primary side. FIG. Vi...DC power supply, Q...switching element,
T...transformer, D...diode, s...secondary winding, p...primary winding.
Claims (1)
を断続するスイツチング手段と、１次巻線と２次
巻線を有し前記スイツチング手段によつて断続さ
れた電圧が前１次巻線に入力されて変換された電
圧を前記２次巻線から出力するトランスと、前記
トランスの出力電圧を整流、平滑する手段と、 を具備するスイツチングレギユレータにおいて、 前記トランスの等価分布容量が小さくなるよう
に２次巻線、１次巻線、１次巻線、２次巻線の順
に巻線を配置することを特徴とするスイツチング
レギユレータ。[Claims for Utility Model Registration] A utility model comprising a DC power source, a switching means for intermittent voltage supplied from the DC power source, a primary winding and a secondary winding, and a voltage that is interrupted by the switching means. A switching regulator comprising: a transformer that outputs a voltage input to a front primary winding and converted from the secondary winding; and means for rectifying and smoothing the output voltage of the transformer; A switching regulator characterized in that the windings are arranged in the order of secondary winding, primary winding, primary winding, and secondary winding so that the equivalent distributed capacitance of is small.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10064189U JPH0340888U (en) | 1989-08-29 | 1989-08-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10064189U JPH0340888U (en) | 1989-08-29 | 1989-08-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0340888U true JPH0340888U (en) | 1991-04-19 |
Family
ID=31649634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10064189U Pending JPH0340888U (en) | 1989-08-29 | 1989-08-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0340888U (en) |
-
1989
- 1989-08-29 JP JP10064189U patent/JPH0340888U/ja active Pending