JPS5963688U - Starting circuit of switching power supply - Google Patents

Starting circuit of switching power supply

Info

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
Application number
JP1982157457U
Other languages
Japanese (ja)
Other versions
JPH0412788Y2 (en
Inventor
民次 永井
Original Assignee
ソニー株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ソニー株式会社 filed Critical ソニー株式会社
Priority to JP1982157457U priority Critical patent/JPS5963688U/en
Publication of JPS5963688U publication Critical patent/JPS5963688U/en
Application granted granted Critical
Publication of JPH0412788Y2 publication Critical patent/JPH0412788Y2/ja
Granted legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of drawings]

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)

【実用新案登録請求の範囲】[Scope of utility model registration request] スイッチング電源のスイッチング素子を駆動する制御回
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.
JP1982157457U 1982-10-20 1982-10-20 Starting circuit of switching power supply Granted JPS5963688U (en)

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)

* Cited by examiner, † Cited by third party
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

Cited By (3)

* Cited by examiner, † Cited by third party
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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