JPH0230292U - - Google Patents
Info
- Publication number
- JPH0230292U JPH0230292U JP10828988U JP10828988U JPH0230292U JP H0230292 U JPH0230292 U JP H0230292U JP 10828988 U JP10828988 U JP 10828988U JP 10828988 U JP10828988 U JP 10828988U JP H0230292 U JPH0230292 U JP H0230292U
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- control signal
- rectifying
- output voltage
- supplying means
- 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 3
- 238000009499 grossing Methods 0.000 description 1
Landscapes
- Rectifiers (AREA)
- Dc-Dc Converters (AREA)
Description
第１図は本考案のブロツク図、第２図は本実施
例のスイツチング電源回路のブロツク図、第３図
は本実施例のスイツチング電源回路の回路図、第
４図は従来のスイツチング電源回路である。
７，１０……整流平滑部、９……スイツチング
部、１１，１３……整流部、１２……補助電源部
、１２ａ……補助電源回路、１４……スイツチン
グ制御部、１５……駆動部。
Fig. 1 is a block diagram of the present invention, Fig. 2 is a block diagram of the switching power supply circuit of this embodiment, Fig. 3 is a circuit diagram of the switching power supply circuit of this embodiment, and Fig. 4 is a conventional switching power supply circuit. be. 7, 10... Rectifying and smoothing section, 9... Switching section, 11, 13... Rectifying section, 12... Auxiliary power supply section, 12a... Auxiliary power supply circuit, 14... Switching control section, 15... Drive section.
Claims (1)
圧をスイツチ回路１によりスイツチングし出力電
圧を作成するスイツチング電源回路において、 前記スイツチ回路１へ制御信号を供給する制御
信号供給手段２と、 スイツチング制御された前記出力電圧を整流し
前記制御信号供給手段２へ出力する第１の整流手
段３と、 前記入力交流電圧を入力し前記第１の整流手段
３の出力電圧より低い電圧に降圧するトランス４
と、 該トランス４からの出力電圧を整流し前記制御
信号供給手段２へ出力する第２の整流手段５とを
有することを特徴とするスイツチング電源回路。[Claims for Utility Model Registration] In a switching power supply circuit that converts an input AC voltage into a DC voltage and switches the DC voltage by a switch circuit 1 to create an output voltage, a control signal that supplies a control signal to the switch circuit 1. supplying means 2; a first rectifying means 3 for rectifying the switching-controlled output voltage and outputting it to the control signal supplying means 2; Transformer 4 that steps down to a lower voltage
and a second rectifying means 5 for rectifying the output voltage from the transformer 4 and outputting it to the control signal supplying means 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10828988U JPH0230292U (en) | 1988-08-19 | 1988-08-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10828988U JPH0230292U (en) | 1988-08-19 | 1988-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0230292U true JPH0230292U (en) | 1990-02-26 |
Family
ID=31343479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10828988U Pending JPH0230292U (en) | 1988-08-19 | 1988-08-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0230292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013187965A (en) * | 2012-03-06 | 2013-09-19 | Onkyo Corp | Switching power supply |
-
1988
- 1988-08-19 JP JP10828988U patent/JPH0230292U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013187965A (en) * | 2012-03-06 | 2013-09-19 | Onkyo Corp | Switching power supply |