JPH01101181U - - Google Patents
Info
- Publication number
- JPH01101181U JPH01101181U JP19423787U JP19423787U JPH01101181U JP H01101181 U JPH01101181 U JP H01101181U JP 19423787 U JP19423787 U JP 19423787U JP 19423787 U JP19423787 U JP 19423787U JP H01101181 U JPH01101181 U JP H01101181U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- circuit
- supply device
- current transformer
- switching
- 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 7
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図の倍電圧整流回路の一例を示す回路図
、第３図は本考案のコントロール回路の一例を示
す回路図、第４図及び第５図は第２図の各部の信
号の一例を示す波形図、第６図及び第７図は本考
案の応用例を示す回路図、第８図は本考案の応用
例を示す特性図、第９図〜第１１図は従来のスイ
ツチング方式の電源装置を示す回路図である。
Ｔｒ２……スイツチングトランジスタ、Ｔ２…
…トランス、ＣＴ２……カレントトランス、１３
……倍電圧整流回路、１４……コントロール回路
。
Figure 1 is a circuit diagram showing one embodiment of the present invention;
The figure is a circuit diagram showing an example of the voltage doubler rectifier circuit of Fig. 1, Fig. 3 is a circuit diagram showing an example of the control circuit of the present invention, and Figs. 4 and 5 are examples of signals of each part of Fig. 2. Figures 6 and 7 are circuit diagrams showing an application example of the present invention, Figure 8 is a characteristic diagram showing an application example of the invention, and Figures 9 to 11 are circuit diagrams showing an application example of the present invention. FIG. 2 is a circuit diagram showing a power supply device. Tr2...Switching transistor, T2...
...Transformer, CT2...Current transformer, 13
...Voltage doubler rectifier circuit, 14...Control circuit.
Claims (1)
チング素子あるいは出力整流素子と直列に挿入さ
れたカレントトランスと、このカレントトランス
によつて検出された電圧波形を倍電圧に整流する
整流回路と、この整流回路の電圧信号によつて電
源回路の電流をコントロールするコントロール回
路とを具備することを特徴とするスイツチング方
式の電源装置。 In a switching type power supply device, there is a current transformer inserted in series with a switching element or an output rectifier, a rectifier circuit that rectifies the voltage waveform detected by the current transformer into a voltage doubler, and a voltage signal of this rectifier circuit. 1. A switching power supply device comprising: a control circuit for controlling current in a power supply circuit;
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19423787U JPH01101181U (en) | 1987-12-22 | 1987-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19423787U JPH01101181U (en) | 1987-12-22 | 1987-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01101181U true JPH01101181U (en) | 1989-07-07 |
Family
ID=31484977
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19423787U Pending JPH01101181U (en) | 1987-12-22 | 1987-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01101181U (en) |
-
1987
- 1987-12-22 JP JP19423787U patent/JPH01101181U/ja active Pending
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