JPS6388087U - - Google Patents
Info
- Publication number
- JPS6388087U JPS6388087U JP18033886U JP18033886U JPS6388087U JP S6388087 U JPS6388087 U JP S6388087U JP 18033886 U JP18033886 U JP 18033886U JP 18033886 U JP18033886 U JP 18033886U JP S6388087 U JPS6388087 U JP S6388087U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- voltage
- power
- supply
- power source
- 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
- 230000010355 oscillation Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 238000009499 grossing Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Dc-Dc Converters (AREA)
Description
第１図は、本考案の電源回路の構成を示す回路
図、第２図は、第１図に示す出力端Ｖ１，Ｖ２の
出力波形図である。
１，９，１０……整流平滑回路、３……スイツ
チング発振回路、４……発振トランス、６……発
振制御用ＩＣ、１１……電圧検出回路、１５，１
６……トランジスタ。
FIG. 1 is a circuit diagram showing the configuration of the power supply circuit of the present invention, and FIG. 2 is an output waveform diagram of the output terminals V 1 and V 2 shown in FIG. 1. 1, 9, 10... Rectifier smoothing circuit, 3... Switching oscillation circuit, 4... Oscillation transformer, 6... Oscillation control IC, 11... Voltage detection circuit, 15, 1
6...transistor.
Claims (1)
から取出される第１、第２の出力を第１、第２の
直流電源に変換して供給する整流平滑回路と、前
記第１の直流電源の出力電圧を検出する電圧検出
回路と、該検出回路の検出出力に基づき前記第２
の直流電源の供給を制御するスイツチング回路と
を設け、前記第１の直流電源の出力電圧が、所定
電圧以上となつた時前記スイツチング回路をオン
にして第２の直流電源の供給を開始し、所定電圧
以下となつた時前記スイツチング回路をオフにし
て第２の直流電源の供給を停止するように構成し
た事を特徴とする電源回路。 A rectifying and smoothing circuit that converts and supplies first and second outputs taken out from an oscillation transformer constituting a switching oscillation circuit into first and second DC power supplies, and detects the output voltage of the first DC power supply. and a voltage detection circuit that detects the second voltage based on the detection output of the detection circuit.
a switching circuit for controlling the supply of a DC power source, and when the output voltage of the first DC power source exceeds a predetermined voltage, the switching circuit is turned on to start supplying a second DC power source; A power supply circuit characterized in that the switching circuit is turned off to stop the supply of the second DC power when the voltage drops below a predetermined voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18033886U JPS6388087U (en) | 1986-11-21 | 1986-11-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18033886U JPS6388087U (en) | 1986-11-21 | 1986-11-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6388087U true JPS6388087U (en) | 1988-06-08 |
Family
ID=31124203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18033886U Pending JPS6388087U (en) | 1986-11-21 | 1986-11-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6388087U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58681B2 (en) * | 1975-05-07 | 1983-01-07 | 三菱電機株式会社 | Kotaihatsushinki |
-
1986
- 1986-11-21 JP JP18033886U patent/JPS6388087U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58681B2 (en) * | 1975-05-07 | 1983-01-07 | 三菱電機株式会社 | Kotaihatsushinki |