JPS6388089U - - Google Patents
Info
- Publication number
- JPS6388089U JPS6388089U JP18041686U JP18041686U JPS6388089U JP S6388089 U JPS6388089 U JP S6388089U JP 18041686 U JP18041686 U JP 18041686U JP 18041686 U JP18041686 U JP 18041686U JP S6388089 U JPS6388089 U JP S6388089U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- transistor
- base
- switching transistor
- transformer
- 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 4
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
- Control Of Voltage And Current In General (AREA)
Description
第１図はこの考案に係る自励スイツチング方式
直流安定化電源回路の一実施例を示す回路図、第
２図は従来の同方式による直流安定化電源回路一
例を示す回路図である。
Ｅ１……直流電圧源、Ｑ１……スイツチングト
ランジスタ、Ｑ３……トランジスタ、Ｄ１……定
電圧ダイオード、Ｔ１……コンバータ・トランス
、１……定電流源。
FIG. 1 is a circuit diagram showing an embodiment of a self-excited switching type DC stabilized power supply circuit according to this invention, and FIG. 2 is a circuit diagram showing an example of a conventional DC stabilized power supply circuit of the same type. E 1 ... DC voltage source, Q 1 ... Switching transistor, Q 3 ... Transistor, D 1 ... Constant voltage diode, T 1 ... Converter transformer, 1 ... Constant current source.
Claims (1)
タ路をコンバータ・トランスの入力巻線と直列に
接続し、この直列接続を直流電圧源によつて駆動
して前記入力巻線より前記コンバータ・トランス
の出力巻線に誘起する電圧を第１のフイードバツ
ク回路手段を介して前記スイツチングトランジス
タのベースに供給する自励スイツチング方式直流
安定化電源回路において、 コレクタ・エミツタ路がスイツチングトランジ
スタのベースへの電圧供給路と基準電位点との間
に接続されるトランジスタ、このトランジスタの
ベースに一端が接続され他端に前記出力巻線電圧
を整流して得られる電圧が印加される定電圧ダイ
オードを含む第２のフイードバツク回路手段と、 前記定電圧ダイオードに前記直流電圧源に基づ
くバイアス電流を供給する定電流源手段とを具備
したことを特徴とする自励スイツチング方式直流
安定化電源回路。[Claims for Utility Model Registration] The collector-emitter path of a switching transistor is connected in series with the input winding of a converter/transformer, and this series connection is driven by a DC voltage source to connect the input winding to the converter. - In a self-excited switching type DC stabilized power supply circuit that supplies the voltage induced in the output winding of the transformer to the base of the switching transistor via the first feedback circuit means, the collector-emitter path is connected to the base of the switching transistor. a transistor connected between the voltage supply path and the reference potential point, and a constant voltage diode, one end of which is connected to the base of this transistor, and a voltage obtained by rectifying the output winding voltage is applied to the other end. 1. A self-excited switching type DC stabilized power supply circuit, comprising: second feedback circuit means including: and constant current source means for supplying a bias current based on the DC voltage source to the constant voltage diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18041686U JPS6388089U (en) | 1986-11-26 | 1986-11-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18041686U JPS6388089U (en) | 1986-11-26 | 1986-11-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388089U true JPS6388089U (en) | 1988-06-08 |
Family
ID=31124353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18041686U Pending JPS6388089U (en) | 1986-11-26 | 1986-11-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388089U (en) |
-
1986
- 1986-11-26 JP JP18041686U patent/JPS6388089U/ja active Pending