JPS6014685U - Power supply with switching regulator - Google Patents
Power supply with switching regulatorInfo
- Publication number
- JPS6014685U JPS6014685U JP10485583U JP10485583U JPS6014685U JP S6014685 U JPS6014685 U JP S6014685U JP 10485583 U JP10485583 U JP 10485583U JP 10485583 U JP10485583 U JP 10485583U JP S6014685 U JPS6014685 U JP S6014685U
- Authority
- JP
- Japan
- Prior art keywords
- power
- switching
- turned
- pulse width
- output
- 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図は従来の他励フライバック方式のスイッチングレ
ギュレータによる電源装置の回路図、第２図はこの考案
のスイッチングレギュレータによる電源装置の一実施例
の回路図である。
１・・・・・・ＡＣ入力、２・・・・・・整流ブロック
、３・・・・・・平滑コンデンサ、４・・・・・・コン
バータトランス、４１・・・・・・１次巻線、４２・・
・・・・２次巻線、４３・・・・・・３次巻線、５，１
３・・・・・・ダイオード、６．１２・・・・・・コン
デンサ、７・・・・・・負荷、８・・・・・・スイッチ
ングトランジスタ、９・・・・・・パルス幅変調器、１
０・・・・・・ −発振器、１１・・・・・・電圧比較
器、１４・・・・・・スイッチ回路、１６・・・・・・
抵抗。FIG. 1 is a circuit diagram of a power supply device using a conventional separately excited flyback type switching regulator, and FIG. 2 is a circuit diagram of an embodiment of a power supply device using a switching regulator of this invention. 1... AC input, 2... Rectifier block, 3... Smoothing capacitor, 4... Converter transformer, 41... Primary winding Line, 42...
...Secondary winding, 43...Tertiary winding, 5,1
3...Diode, 6.12...Capacitor, 7...Load, 8...Switching transistor, 9...Pulse width modulator ,1
0... - Oscillator, 11... Voltage comparator, 14... Switch circuit, 16...
resistance.
Claims (1)
段で得られた直流電圧を１次巻線を通してスイッチング
トランジスタのスイッチング作動に応じて交流電圧を誘
動する２次巻線および３次巻線を有するコンバータトラ
ンスと、上記３次巻線の誘起電圧を整流して所定電圧と
比較する第２の手段と、電源オン／オフ時に電源のオン
／オフ信号に連動して作動するスイッチ回路と、このス
イッチ回路の出力により電源オフ時に発振周波数が高く
電源オン時に発振周波数が低くなる発振器と、この発振
器の出力のパルス幅を上記第２の手段の出力でパルス幅
変調して上記スイッチングトランジスタのスイッチング
作動制御を行なうパルス幅変調器とよりなるスイッチン
グレギュレータによる電源装置。a first means for converting an alternating current input into direct current; a secondary winding for inducing an alternating current voltage in accordance with the switching operation of the switching transistor through a primary winding, and a converter transformer having a secondary winding; a second means for rectifying the induced voltage of the tertiary winding and comparing it with a predetermined voltage; and a switch that operates in conjunction with a power on/off signal when the power is turned on/off. a circuit, an oscillator whose oscillation frequency is high when the power is turned off and low when the power is turned on according to the output of the switch circuit, and a pulse width of the output of the oscillator is pulse width modulated by the output of the second means to perform the switching. A power supply device using a switching regulator consisting of a pulse width modulator that controls the switching operation of transistors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10485583U JPS6014685U (en) | 1983-07-06 | 1983-07-06 | Power supply with switching regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10485583U JPS6014685U (en) | 1983-07-06 | 1983-07-06 | Power supply with switching regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6014685U true JPS6014685U (en) | 1985-01-31 |
Family
ID=30246031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10485583U Pending JPS6014685U (en) | 1983-07-06 | 1983-07-06 | Power supply with switching regulator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6014685U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633221U (en) * | 1986-06-26 | 1988-01-11 |
-
1983
- 1983-07-06 JP JP10485583U patent/JPS6014685U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS633221U (en) * | 1986-06-26 | 1988-01-11 |
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