JPS6082990U - Control circuit for switching DC power supply - Google Patents
Control circuit for switching DC power supplyInfo
- Publication number
- JPS6082990U JPS6082990U JP6627984U JP6627984U JPS6082990U JP S6082990 U JPS6082990 U JP S6082990U JP 6627984 U JP6627984 U JP 6627984U JP 6627984 U JP6627984 U JP 6627984U JP S6082990 U JPS6082990 U JP S6082990U
- Authority
- JP
- Japan
- Prior art keywords
- switching
- control circuit
- power supply
- rectified
- smoothed
- 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
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
第１図は本考案の一実施例を示すスイッチング方式直流
電源の回路図、第２図は従来の回路図である。
４・・・スイッチング素子、５・・・スイッチングトラ
ンス、７・・・負荷、８・・・定電圧制御回路、９・・
・パルス幅制御回路、１１・・・ダイオード。FIG. 1 is a circuit diagram of a switching type DC power supply showing an embodiment of the present invention, and FIG. 2 is a conventional circuit diagram. 4... Switching element, 5... Switching transformer, 7... Load, 8... Constant voltage control circuit, 9...
- Pulse width control circuit, 11... diode.
Claims (1)
と電界効果トランジスタにしたスイッチング素子の直列
回路を与え、該トランスの出力を整流平滑して負荷に直
流電力を供給し、出力電圧制御信号に応じたオン・オフ
比のパルスを得るＩＣ化パルス幅制御回路の出力を該ス
イッチング素子のゲートドライブ信号とするスイッチン
グ方、 式直流電源において、上記スイッチング素子
からパルス幅制御回路側への高電圧印加を阻止するダイ
オードを備えたことを特徴とするスイッチング方式直流
電源の制御回路。A series circuit of switching elements including a switching transformer and a field effect transistor is provided in which DC input is rectified and smoothed from AC, and the output of the transformer is rectified and smoothed to supply DC power to the load. A switching method in which the output of an IC-based pulse width control circuit that obtains a pulse with an off-ratio is used as a gate drive signal for the switching element, and a diode that blocks high voltage application from the switching element to the pulse width control circuit side in a type DC power supply. A control circuit for a switching type DC power supply, characterized by comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6627984U JPS6082990U (en) | 1984-05-07 | 1984-05-07 | Control circuit for switching DC power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6627984U JPS6082990U (en) | 1984-05-07 | 1984-05-07 | Control circuit for switching DC power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6082990U true JPS6082990U (en) | 1985-06-08 |
Family
ID=30196488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6627984U Pending JPS6082990U (en) | 1984-05-07 | 1984-05-07 | Control circuit for switching DC power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6082990U (en) |
-
1984
- 1984-05-07 JP JP6627984U patent/JPS6082990U/en active Pending
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