JPS5963688U - Starting circuit of switching power supply - Google Patents
Starting circuit of switching power supplyInfo
- Publication number
- JPS5963688U JPS5963688U JP1982157457U JP15745782U JPS5963688U JP S5963688 U JPS5963688 U JP S5963688U JP 1982157457 U JP1982157457 U JP 1982157457U JP 15745782 U JP15745782 U JP 15745782U JP S5963688 U JPS5963688 U JP S5963688U
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- switching power
- starting
- starting circuit
- control 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.)
- Granted
Links
Landscapes
- Selective Calling Equipment (AREA)
- Details Of Television Systems (AREA)
- 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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来のリモコン機能を持った電子機器のスイッ
チング電源部のブロック図、第２図はこの考案のリモコ
ン機能を持った電子機器のスイッチング電源部のブロッ
ク図を示す。
図中、１はメインスイッチ、２は整流回路、３はスイッ
チング電源部、４はリモコン電源、５はリモコン回路、
６はタイマ、７は起動スイッチ回路である。FIG. 1 is a block diagram of a switching power supply section of a conventional electronic device having a remote control function, and FIG. 2 is a block diagram of a switching power supply section of an electronic device having a remote control function according to the present invention. In the figure, 1 is the main switch, 2 is the rectifier circuit, 3 is the switching power supply section, 4 is the remote control power supply, 5 is the remote control circuit,
6 is a timer, and 7 is a start switch circuit.
Claims (1)
路の電源が２次側の出力電源から供給されているリモー
トコントロール付電子機器において、前記制御回路に供
給する起動電流をリモートコントロール回路で制御され
る起動トランジスタを介してリモートコントロール電源
から供給するように構成すると共に、前記起動トランジ
スタがタイマオン時に流れる抵抗及びコンデンサの充電
電流によって導通ずる構成としたことを特徴とするスイ
ッチング電源の起動回路。In an electronic device with a remote control, in which the power of a control circuit that drives a switching element of a switching power supply is supplied from a secondary output power source, a starting transistor controlled by the remote control circuit is used to supply a starting current to the control circuit. A starting circuit for a switching power supply, characterized in that the starting transistor is made conductive by a charging current of a resistor and a capacitor that flows when a timer is turned on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982157457U JPS5963688U (en) | 1982-10-20 | 1982-10-20 | Starting circuit of switching power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1982157457U JPS5963688U (en) | 1982-10-20 | 1982-10-20 | Starting circuit of switching power supply |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5963688U true JPS5963688U (en) | 1984-04-26 |
| JPH0412788Y2 JPH0412788Y2 (en) | 1992-03-26 |
Family
ID=30347141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1982157457U Granted JPS5963688U (en) | 1982-10-20 | 1982-10-20 | Starting circuit of switching power supply |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5963688U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS648867A (en) * | 1987-06-30 | 1989-01-12 | Rohm Co Ltd | Switching regulator |
| JP2007288957A (en) * | 2006-04-19 | 2007-11-01 | Matsushita Electric Ind Co Ltd | Digital broadcasting receiver built-in power supply unit |
-
1982
- 1982-10-20 JP JP1982157457U patent/JPS5963688U/en active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS648867A (en) * | 1987-06-30 | 1989-01-12 | Rohm Co Ltd | Switching regulator |
| JP2007288957A (en) * | 2006-04-19 | 2007-11-01 | Matsushita Electric Ind Co Ltd | Digital broadcasting receiver built-in power supply unit |
| JP4508148B2 (en) * | 2006-04-19 | 2010-07-21 | パナソニック株式会社 | Power supply unit for digital broadcast receiver |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0412788Y2 (en) | 1992-03-26 |
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