JPS61144790U - - Google Patents
Info
- Publication number
- JPS61144790U JPS61144790U JP2712785U JP2712785U JPS61144790U JP S61144790 U JPS61144790 U JP S61144790U JP 2712785 U JP2712785 U JP 2712785U JP 2712785 U JP2712785 U JP 2712785U JP S61144790 U JPS61144790 U JP S61144790U
- Authority
- JP
- Japan
- Prior art keywords
- output transformer
- switching element
- winding
- output
- capacitor
- 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 11
- 239000003990 capacitor Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
Description
第１図は、本考案のスイツチングレギユレータ
の回路図；第２図は、従来のスイツチングレギユ
レータの回路図で；第３図は、第２図の回路の説
明に使用されるタイムチヤートを示し、Ａはトラ
ンジスタのコレクタ―エミツタ間電圧、Ｂはこの
コレクタ電流、Ｃはトランスの磁束密度、Ｄは１
次巻線電圧を示す。
２…ホワードコンバータ、３…フライバツクコ
ンバータ、７…１次巻線、８…２次巻線、９…第
１出力変圧器、１２…トランジスタ、２０…制御
回路、２６…１次巻線、２７…２次巻線、２８…
第２出力変圧器、３１…トランジスタ、３９…制
御回路、５１…第１ダイオード、５２…コンデン
サ、５３…抵抗、５４…並列回路、５５…第２ダ
イオード。
Figure 1 is a circuit diagram of the switching regulator of the present invention; Figure 2 is a circuit diagram of a conventional switching regulator; Figure 3 is used to explain the circuit of Figure 2. The time chart shows A is the collector-emitter voltage of the transistor, B is the collector current, C is the magnetic flux density of the transformer, and D is 1
Indicates the next winding voltage. 2... Forward converter, 3... Flyback converter, 7... Primary winding, 8... Secondary winding, 9... First output transformer, 12... Transistor, 20... Control circuit, 26... Primary winding, 27 ...Secondary winding, 28...
Second output transformer, 31...Transistor, 39...Control circuit, 51...First diode, 52...Capacitor, 53...Resistor, 54...Parallel circuit, 55...Second diode.
Claims (1)
チング素子を接続し、前記第１出力変圧器の２次
巻線から直流出力を発生するフオワードコンバー
タ及び第２出力変圧器の１次巻線と直列に第２ス
イツチング素子を接続し、前記第２出力変圧器の
２次巻線から出力を発生するフライバツクコンバ
ータを並列接続したスイツチングレギユレータに
おいて、前記第１出力変圧器の１次巻線の両端に
第１ダイオードを介してコンデンサと抵抗の並列
回路を接続し、前記第２出力変圧器の１次巻線を
第２ダイオードを介して前記コンデンサの一端に
接続して、前記第１スイツチング素子又は第２ス
イツチング素子のオン―オフ動作により前記コン
デンサが充電されることを特徴とするスイツチン
グレギユレータ。 A forward converter that connects a second switching element in series with the primary winding of the first output transformer and generates a DC output from the secondary winding of the first output transformer, and the primary of the second output transformer. A switching regulator in which a second switching element is connected in series with the winding, and a flyback converter that generates an output from the secondary winding of the second output transformer is connected in parallel. A parallel circuit of a capacitor and a resistor is connected to both ends of the primary winding via a first diode, and the primary winding of the second output transformer is connected to one end of the capacitor via a second diode, A switching regulator, wherein the capacitor is charged by on-off operation of the first switching element or the second switching element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2712785U JPS61144790U (en) | 1985-02-28 | 1985-02-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2712785U JPS61144790U (en) | 1985-02-28 | 1985-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61144790U true JPS61144790U (en) | 1986-09-06 |
Family
ID=30523782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2712785U Pending JPS61144790U (en) | 1985-02-28 | 1985-02-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61144790U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS649272A (en) * | 1987-07-01 | 1989-01-12 | Nippon Kayaku Kk | Non-flying granular dye |
-
1985
- 1985-02-28 JP JP2712785U patent/JPS61144790U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS649272A (en) * | 1987-07-01 | 1989-01-12 | Nippon Kayaku Kk | Non-flying granular dye |