JPS60177684U - DC stabilized power supply - Google Patents
DC stabilized power supplyInfo
- Publication number
- JPS60177684U JPS60177684U JP6551884U JP6551884U JPS60177684U JP S60177684 U JPS60177684 U JP S60177684U JP 6551884 U JP6551884 U JP 6551884U JP 6551884 U JP6551884 U JP 6551884U JP S60177684 U JPS60177684 U JP S60177684U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- output
- pulse width
- error amplifier
- stabilized power
- 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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案による直流安定化電源装置のｍ−実施例
を示す回路図、第２図はこの装置の出力型゛流効率を示
す特性図である。
４・・・主スイツチングトランジスタ、７・・・基準電
圧、訃・・誤差増幅器、１０・・・パルス幅変調回路、
１１・・・定電流回路、１２・・・駆動回路。FIG. 1 is a circuit diagram showing an m-embodiment of a DC stabilized power supply device according to the present invention, and FIG. 2 is a characteristic diagram showing the output type current efficiency of this device. 4... Main switching transistor, 7... Reference voltage, Error amplifier, 10... Pulse width modulation circuit,
11... constant current circuit, 12... drive circuit.
Claims (1)
と、この誤差増幅器の出力に応じてパルス幅を変化し出
力するパルス幅変調回路と、このパルス幅変調回路の出
力を入力として主スイツチングトランジスタを駆動する
駆動回路を有する直流安定化電源装置において、前記誤
差増幅器の出力に応じて電流を変化し前記駆動回路へ供
給する定電流回路を備えたことを特徴とする直流安定化
電源装置。An error amplifier that amplifies and outputs the difference between the output voltage and a reference voltage, a pulse width modulation circuit that changes the pulse width according to the output of this error amplifier, and a main switch that uses the output of this pulse width modulation circuit as input. A DC stabilized power supply device having a drive circuit for driving a switching transistor, characterized in that the DC stabilization power supply device includes a constant current circuit that changes a current according to the output of the error amplifier and supplies the current to the drive circuit. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6551884U JPS60177684U (en) | 1984-05-07 | 1984-05-07 | DC stabilized power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6551884U JPS60177684U (en) | 1984-05-07 | 1984-05-07 | DC stabilized power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60177684U true JPS60177684U (en) | 1985-11-26 |
Family
ID=30597584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6551884U Pending JPS60177684U (en) | 1984-05-07 | 1984-05-07 | DC stabilized power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60177684U (en) |
-
1984
- 1984-05-07 JP JP6551884U patent/JPS60177684U/en active Pending
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