JPH037680U - - Google Patents
Info
- Publication number
- JPH037680U JPH037680U JP6822889U JP6822889U JPH037680U JP H037680 U JPH037680 U JP H037680U JP 6822889 U JP6822889 U JP 6822889U JP 6822889 U JP6822889 U JP 6822889U JP H037680 U JPH037680 U JP H037680U
- Authority
- JP
- Japan
- Prior art keywords
- induced voltage
- voltage generated
- select
- response
- switching element
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案を実現するための回路構成例を
示す図、第２図及び第３図は夫々その負荷状態に
応じた検出用巻線の誘起電圧波形図、第４図はそ
の負荷電流対出力電圧特性図、第５図は従来の回
路構成例を示す図、第６図はその負荷電流対出力
電圧特性図、第７図は出力音声波形図である。
１……ドライブ回路、２……検出回路、Ｔ……
トランス、Ｔ５，Ｔ６……第１、第２検出用巻線
、Ｃ５……側路用のコンデンサ、Ｄ３，Ｄ４……
整流用のダイオード。
Figure 1 is a diagram showing an example of a circuit configuration for realizing the present invention, Figures 2 and 3 are waveform diagrams of the induced voltage in the detection winding depending on the load state, and Figure 4 is the load current. FIG. 5 is a diagram showing a conventional circuit configuration example, FIG. 6 is a load current vs. output voltage characteristic diagram, and FIG. 7 is an output audio waveform diagram. 1...Drive circuit, 2...Detection circuit, T...
Transformer, T5, T6...first and second detection windings, C5...capacitor for bypass, D3, D4...
Diode for rectification.
Claims (1)
ンスの１次側に直流電圧を断続的に供給し、その
２次側に生じる出力電圧を負荷に供給するように
したスイツチングレギユレータにおいて、前記ト
ランスの２次側に生じる出力電圧に対応して夫々
の巻数に応じた誘起電圧を生じる複数の検出用巻
線と、負荷の状態に対応して前記各検出用巻線に
生じる誘起電圧を選択しその選択した誘起電圧に
基いて前記スイツチング素子をオン・オフ制御す
る制御手段とを設けたことを特徴とするスイツチ
ングレギユレータ。 A switching regulator in which a DC voltage is intermittently supplied to the primary side of a transformer by on/off control of a switching element, and an output voltage generated on the secondary side is supplied to a load. Select a plurality of detection windings that generate induced voltage according to the number of turns of each winding in response to the output voltage generated on the next side, and select the induced voltage generated in each of the detection windings in response to the load condition. and control means for controlling on/off of the switching element based on the induced voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6822889U JPH037680U (en) | 1989-06-12 | 1989-06-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6822889U JPH037680U (en) | 1989-06-12 | 1989-06-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH037680U true JPH037680U (en) | 1991-01-24 |
Family
ID=31602480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6822889U Pending JPH037680U (en) | 1989-06-12 | 1989-06-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH037680U (en) |
-
1989
- 1989-06-12 JP JP6822889U patent/JPH037680U/ja active Pending