JPS5999203U - power supply circuit - Google Patents
power supply circuitInfo
- Publication number
- JPS5999203U JPS5999203U JP20018282U JP20018282U JPS5999203U JP S5999203 U JPS5999203 U JP S5999203U JP 20018282 U JP20018282 U JP 20018282U JP 20018282 U JP20018282 U JP 20018282U JP S5999203 U JPS5999203 U JP S5999203U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- circuit
- output
- converter
- supply circuit
- 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
- Continuous-Control Power Sources That Use Transistors (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の電源供給回路の回路図、第２図はこの考
案の・一実施例を示す回路図である。
１１・・・電源回路、１２・・・直流・直流変換器、１
３・・・定電圧回路、１４・・ゼデオ・音声系回路、１
５−・・・モータ系回路、１６・・・スイッチ、Ｑｌ。
Ｑ２．Ｑ４．ｃ＞５・・・トランジスタ、Ｒ１，Ｒ２・
・・抵ＬＣＩ−・・コンデンサ、１８．１９・・・スイ
ッチング回路。FIG. 1 is a circuit diagram of a conventional power supply circuit, and FIG. 2 is a circuit diagram showing an embodiment of this invention. 11...Power supply circuit, 12...DC/DC converter, 1
3... Constant voltage circuit, 14... Zedeo/audio system circuit, 1
5-...Motor system circuit, 16...Switch, Ql. Q2. Q4. c>5...Transistor, R1, R2.
...Resistor LCI-...Capacitor, 18.19...Switching circuit.
Claims (1)
の出力が加えられる直流・直流変換器と、この直流・直
流変換器の出力が加えられ、定電圧化した出力を非モー
タ系回路に加える定電圧回路と、前記直流・直流変換器
の出力とモータ系回路の電源供給端間にトランジスタに
よる電源供給路を形成した第１のスイッチング回路と、
この第１のスイッチング回路をオンオフ制御するための
スイッチと、前記電源回路の出力端と前記モータ系回路
の電源供給端間にトランジスタによる電源供給路を形成
し、この供給路のオンオフ制御端には時定数回路が接続
され、前記スイッチがオンしたときに一定期間前記電源
供給路がオンされる第２のスイッチング回路とを具備し
たことを特徴とする電源供給回路。A power supply circuit that rectifies and smoothes commercial AC power, a DC/DC converter to which the output of this power supply circuit is applied, and a DC/DC converter to which the output of this DC/DC converter is applied and the regulated output is applied to non-motor circuits. a constant voltage circuit; a first switching circuit in which a transistor-based power supply path is formed between the output of the DC/DC converter and the power supply terminal of the motor system circuit;
A power supply path using a transistor is formed between a switch for on/off control of the first switching circuit, an output end of the power supply circuit, and a power supply end of the motor system circuit, and an on/off control end of this supply path is formed. A power supply circuit comprising: a second switching circuit to which a time constant circuit is connected, and the power supply path is turned on for a certain period of time when the switch is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20018282U JPS5999203U (en) | 1982-12-24 | 1982-12-24 | power supply circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP20018282U JPS5999203U (en) | 1982-12-24 | 1982-12-24 | power supply circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5999203U true JPS5999203U (en) | 1984-07-05 |
Family
ID=30425714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP20018282U Pending JPS5999203U (en) | 1982-12-24 | 1982-12-24 | power supply circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5999203U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7928601B2 (en) | 2004-12-28 | 2011-04-19 | Fujitsu Semiconductor Limited | Power supply circuit for providing semiconductor integrated circuit device with a plurality of power supply voltages |
-
1982
- 1982-12-24 JP JP20018282U patent/JPS5999203U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7928601B2 (en) | 2004-12-28 | 2011-04-19 | Fujitsu Semiconductor Limited | Power supply circuit for providing semiconductor integrated circuit device with a plurality of power supply voltages |
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