JPS6229788U - - Google Patents
Info
- Publication number
- JPS6229788U JPS6229788U JP11817185U JP11817185U JPS6229788U JP S6229788 U JPS6229788 U JP S6229788U JP 11817185 U JP11817185 U JP 11817185U JP 11817185 U JP11817185 U JP 11817185U JP S6229788 U JPS6229788 U JP S6229788U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- transformer
- series
- base
- power supply
- 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
- 238000001514 detection method Methods 0.000 description 1
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は本考案による電源回路の一実施例を示
す回路図、第２図は従来例を示す回路図である。
１…入力電源、２…スイツチング出力トランジ
スタ、３…スイツチングトランス、１２…コレク
タ電流検出抵抗、１４…ベース電流可変インピー
ダンス用トランジスタ。
FIG. 1 is a circuit diagram showing an embodiment of a power supply circuit according to the present invention, and FIG. 2 is a circuit diagram showing a conventional example. DESCRIPTION OF SYMBOLS 1...Input power supply, 2...Switching output transistor, 3...Switching transformer, 12...Collector current detection resistor, 14...Base current variable impedance transistor.
Claims (1)
ングトランジスタとが直列に接続され、この素子
のトランジスタのベースに上記トランスの３次コ
イルが接続されてなる自励式スイツチングレギユ
レータに於いて、上記トランジスタのコレクタ電
流の増減に比例したインピーダンスを上記トラン
ジスタのベース回路に直列に配置したことを特徴
とする電源回路。 In a self-excited switching regulator, the primary coil of a transformer and a switching transistor are connected in series to a power source, and the tertiary coil of the transformer is connected to the base of the transistor of this element. A power supply circuit characterized in that an impedance proportional to an increase or decrease in collector current of the transistor is arranged in series with the base circuit of the transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11817185U JPS6229788U (en) | 1985-08-02 | 1985-08-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11817185U JPS6229788U (en) | 1985-08-02 | 1985-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6229788U true JPS6229788U (en) | 1987-02-23 |
Family
ID=31004372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11817185U Pending JPS6229788U (en) | 1985-08-02 | 1985-08-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6229788U (en) |
-
1985
- 1985-08-02 JP JP11817185U patent/JPS6229788U/ja active Pending