JPH0186477U - - Google Patents
Info
- Publication number
- JPH0186477U JPH0186477U JP18062087U JP18062087U JPH0186477U JP H0186477 U JPH0186477 U JP H0186477U JP 18062087 U JP18062087 U JP 18062087U JP 18062087 U JP18062087 U JP 18062087U JP H0186477 U JPH0186477 U JP H0186477U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- switching
- output
- input
- filter 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.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
- 238000009499 grossing 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回路図、第２
図は第１図におけるトランジスタのゲート、ソー
ス電圧に対するドレイン電流の特性を示す図、第
第３図は従来のスイツチングレギユレータを示す
回路図である。
１……フイルタ回路、Ｌ１……チヨークコイル
、Ｃ１……平滑コンデンサ、Ｑ１……トランジス
タ、Ｑ２……ＮチヤンネルＭＯＳトランジスタ。
Figure 1 is a circuit diagram showing one embodiment of the present invention, Figure 2 is a circuit diagram showing an embodiment of the present invention.
This figure is a diagram showing the characteristics of the drain current with respect to the gate and source voltages of the transistor in FIG. 1, and FIG. 3 is a circuit diagram showing a conventional switching regulator. 1...filter circuit, L1 ...chiyoke coil, C1 ...smoothing capacitor, Q1 ...transistor, Q2 ...N-channel MOS transistor.
Claims (1)
路を接続し、前記スイツチング素子をスイツチ動
作させることにより前記フイルタ回路の出力より
出力直流電圧を得るスイツチングレギユレータに
おいて、 前記フイルタ回路の出力端に可変インピーダン
ス素子を並列接続し、その制御端子に入力直流電
圧に対応した電圧を印加するように構成したこと
を特徴とするスイツチングレギユレータ。[Claims for Utility Model Registration] A switching regulator in which a switching element and a filter circuit are connected to an input DC voltage, and an output DC voltage is obtained from the output of the filter circuit by switching the switching element, A switching regulator characterized in that a variable impedance element is connected in parallel to the output end of the circuit, and a voltage corresponding to the input DC voltage is applied to the control terminal of the variable impedance element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18062087U JPH0186477U (en) | 1987-11-27 | 1987-11-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18062087U JPH0186477U (en) | 1987-11-27 | 1987-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0186477U true JPH0186477U (en) | 1989-06-08 |
Family
ID=31472132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18062087U Pending JPH0186477U (en) | 1987-11-27 | 1987-11-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0186477U (en) |
-
1987
- 1987-11-27 JP JP18062087U patent/JPH0186477U/ja active Pending
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