JPS61139526U - - Google Patents
Info
- Publication number
- JPS61139526U JPS61139526U JP2403085U JP2403085U JPS61139526U JP S61139526 U JPS61139526 U JP S61139526U JP 2403085 U JP2403085 U JP 2403085U JP 2403085 U JP2403085 U JP 2403085U JP S61139526 U JPS61139526 U JP S61139526U
- Authority
- JP
- Japan
- Prior art keywords
- pulse
- power supply
- switching power
- transistor
- duty
- 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 2
Description
第１図はこの考案のスイツチング電源の一実施
例を示す回路図、第２図は従来のスイツチング電
源を示す回路図である。
Ａ，Ｂ……パルス発生回路、Ｔ……コンバータ
トランス、Ｑ１，Ｑ２……トランジスタ、ＡＭＰ
……誤差アンプ。
FIG. 1 is a circuit diagram showing an embodiment of the switching power supply of this invention, and FIG. 2 is a circuit diagram showing a conventional switching power supply. A, B...Pulse generation circuit, T...Converter transformer, Q1, Q2...Transistor, AMP
...Error amplifier.
Claims (1)
スによりトランジスタをオン・オフさせるように
した、ＰＷＭ方式のスイツチング電源において、
負荷変動検出時に前記パルスのデユテイを最小に
する手段を設け、ソフトスタートさせるようにし
たことを特徴とするスイツチング電源。 In a PWM switching power supply, the pulse width is controlled by the rectified output, and the transistor is turned on and off using this pulse.
A switching power supply characterized in that a means is provided to minimize the duty of the pulse when a load change is detected, and a soft start is performed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2403085U JPS61139526U (en) | 1985-02-21 | 1985-02-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2403085U JPS61139526U (en) | 1985-02-21 | 1985-02-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61139526U true JPS61139526U (en) | 1986-08-29 |
Family
ID=30517806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2403085U Pending JPS61139526U (en) | 1985-02-21 | 1985-02-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61139526U (en) |
-
1985
- 1985-02-21 JP JP2403085U patent/JPS61139526U/ja active Pending