JPS5930688U - switching power supply circuit - Google Patents
switching power supply circuitInfo
- Publication number
- JPS5930688U JPS5930688U JP12572682U JP12572682U JPS5930688U JP S5930688 U JPS5930688 U JP S5930688U JP 12572682 U JP12572682 U JP 12572682U JP 12572682 U JP12572682 U JP 12572682U JP S5930688 U JPS5930688 U JP S5930688U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- base
- supply circuit
- switching power
- supplying
- 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
Landscapes
- Dc-Dc Converters (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面は本考案のスイッチング電源回路の構成を示す図で
ある。
１・・・スイッチングトランジスタ、２・・・トランス
、５．６・・・第１、第２制御トランジスタ、７・・・
駆動パルス発生回路、８・・・チョークコイル、９・・
［［Ｅ回路。The drawing is a diagram showing the configuration of a switching power supply circuit according to the present invention. DESCRIPTION OF SYMBOLS 1... Switching transistor, 2... Transformer, 5.6... First and second control transistor, 7...
Drive pulse generation circuit, 8... Choke coil, 9...
[[E circuit.
Claims (1)
起するよう構成したスイッチング電源回路に於いて、ス
イッチングトランジスタのベースに駆動パルスに応じベ
ースバイアスを供給する手段と、ベースバイアス回路と
一方の電源端子間に接続されたチョークコイルで構成し
、チョークコイルに発生する逆起電圧を前記スイッチン
グトランジスタのベースに供給することを特徴とするス
イッチング電源回路。In a switching power supply circuit configured to induce a voltage in the secondary winding of a transformer by a switching operation, there is provided a means for supplying a base bias to the base of the switching transistor according to a drive pulse, and a means for supplying a base bias to the base of the switching transistor, and a means for supplying a base bias between the base bias circuit and one power supply terminal. 1. A switching power supply circuit comprising a choke coil connected to a choke coil and supplying a back electromotive voltage generated in the choke coil to a base of the switching transistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12572682U JPS5930688U (en) | 1982-08-19 | 1982-08-19 | switching power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12572682U JPS5930688U (en) | 1982-08-19 | 1982-08-19 | switching power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5930688U true JPS5930688U (en) | 1984-02-25 |
Family
ID=30286135
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12572682U Pending JPS5930688U (en) | 1982-08-19 | 1982-08-19 | switching power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5930688U (en) |
-
1982
- 1982-08-19 JP JP12572682U patent/JPS5930688U/en active Pending
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