JPS62168792U - - Google Patents
Info
- Publication number
- JPS62168792U JPS62168792U JP5785386U JP5785386U JPS62168792U JP S62168792 U JPS62168792 U JP S62168792U JP 5785386 U JP5785386 U JP 5785386U JP 5785386 U JP5785386 U JP 5785386U JP S62168792 U JPS62168792 U JP S62168792U
- Authority
- JP
- Japan
- Prior art keywords
- transformer
- output voltage
- power supply
- control circuit
- switching transistor
- 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 6
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Electrical Variables (AREA)
- Continuous-Control Power Sources That Use Transistors (AREA)
- Dc-Dc Converters (AREA)
Description
第1図および第2図はこの考案によるスイツチ
ング電源の一実施例を示す図で、第1図は回路図
、第2図は無負荷出力電圧特性図、第3図および
第4図は従来のスイツチング電源の一例を示す図
で、第3図は回路図、第4図は無負荷出力電圧特
性図である。
1…変成器、1a1…一次巻線、1a2…一次
補助巻線、1b…二次巻線、2…スイツチングト
ランジスタ、3…駆動回路、4…オン、オフ制御
回路、7…出力電圧制御回路、10…整流回路。
Figures 1 and 2 are diagrams showing one embodiment of the switching power supply according to this invention. Figure 1 is a circuit diagram, Figure 2 is a no-load output voltage characteristic diagram, and Figures 3 and 4 are conventional switching power supplies. FIG. 3 is a circuit diagram and FIG. 4 is a no-load output voltage characteristic diagram. DESCRIPTION OF SYMBOLS 1...Transformer, 1a1...Primary winding, 1a2...Primary auxiliary winding, 1b...Secondary winding, 2...Switching transistor, 3...Drive circuit, 4...ON/OFF control circuit, 7...Output voltage control circuit , 10... rectifier circuit.
Claims (1)
接続され駆動回路を介して導通されるスイツチン
グトランジスタと、該スイツチングトランジスタ
に接続され前記変成器の一次補助巻線に電源用の
整流回路を介して接続されたオン・オフ制御回路
と、直流出力電圧を取り出す前記変成器の二次巻
線に接続され前記オン、オフ制御回路に帰還信号
を出す出力電圧制御回路とを備えたスイツチング
電源において、前記電源用の整流回路を倍電圧形
としたことを特徴とするスイツチング電源。 a switching transistor connected to the primary winding of the transformer to which a DC input voltage is applied and made conductive via a drive circuit; and a rectifier circuit connected to the switching transistor for supplying power to the primary auxiliary winding of the transformer. and an output voltage control circuit connected to a secondary winding of the transformer for taking out a DC output voltage and outputting a feedback signal to the on/off control circuit. A switching power supply characterized in that the rectifier circuit for the power supply is of a voltage doubler type.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5785386U JPS62168792U (en) | 1986-04-17 | 1986-04-17 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5785386U JPS62168792U (en) | 1986-04-17 | 1986-04-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS62168792U true JPS62168792U (en) | 1987-10-26 |
Family
ID=30887924
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5785386U Pending JPS62168792U (en) | 1986-04-17 | 1986-04-17 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS62168792U (en) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60255063A (en) * | 1984-05-28 | 1985-12-16 | Oki Electric Ind Co Ltd | Self-excited switching regulator |
JPH0223110U (en) * | 1988-07-25 | 1990-02-15 |
-
1986
- 1986-04-17 JP JP5785386U patent/JPS62168792U/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60255063A (en) * | 1984-05-28 | 1985-12-16 | Oki Electric Ind Co Ltd | Self-excited switching regulator |
JPH0223110U (en) * | 1988-07-25 | 1990-02-15 |
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