JPS612781U - switching power supply - Google Patents

switching power supply

Info

Publication number
JPS612781U
JPS612781U JP8484484U JP8484484U JPS612781U JP S612781 U JPS612781 U JP S612781U JP 8484484 U JP8484484 U JP 8484484U JP 8484484 U JP8484484 U JP 8484484U JP S612781 U JPS612781 U JP S612781U
Authority
JP
Japan
Prior art keywords
power supply
main
switching power
supplies
supply device
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
JP8484484U
Other languages
Japanese (ja)
Other versions
JPS645985Y2 (en
Inventor
茂樹 大和
Original Assignee
株式会社 宮川製作所
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 株式会社 宮川製作所 filed Critical 株式会社 宮川製作所
Priority to JP8484484U priority Critical patent/JPS612781U/en
Publication of JPS612781U publication Critical patent/JPS612781U/en
Application granted granted Critical
Publication of JPS645985Y2 publication Critical patent/JPS645985Y2/ja
Granted legal-status Critical Current

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  • 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

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

図面は本考案の一実施例を示す回路図である。 ＡＣは交流電源、ＲＥＣＴ，はブリッジ整流回路、ＲＥ
ＣＴ２， ＲＥＣＴ３， ＲＥＣＴ４， ＲＥＣＴ５は
整流器、Ｔは変圧器、ＴＲ，丁Ｒ２はトランジスタ、Ｆ
Ｃはフォトカプラ、ＯＡは差動増幅器である。The drawing is a circuit diagram showing an embodiment of the present invention. AC is alternating current power supply, RECT is bridge rectifier circuit, RE
CT2, RECT3, RECT4, RECT5 are rectifiers, T is a transformer, TR, R2 are transistors, F
C is a photocoupler, and OA is a differential amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 交流を直流に変換して変圧器の主巻線に供給− し、そ
の主巻線の直流供給電路に主スイッチング素子を介挿し
、主スイッチング素子をスイッチング制御するズイツチ
ング電源装置において、前記主巻線と反位相の電圧を得
る補助巻線を変圧器に巻回してその一端を主巻線の入力
共通電位点に接続し、その補助巻線の他端を、変圧器の
出力巻線に接続され且つ負荷に直婢出力を集給する整流
回路の出力側の共通電位点にコンデンサを介して接続し
たスイッチング電源装置。In a Zitzching power supply device that converts alternating current into direct current and supplies it to a main winding of a transformer, a main switching element is inserted in the direct current supply path of the main winding, and switching control of the main switching element is performed. An auxiliary winding that obtains a voltage in phase with A switching power supply device connected via a capacitor to a common potential point on the output side of a rectifier circuit that collects and supplies direct output to a load.
JP8484484U 1984-06-07 1984-06-07 switching power supply Granted JPS612781U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8484484U JPS612781U (en) 1984-06-07 1984-06-07 switching power supply

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8484484U JPS612781U (en) 1984-06-07 1984-06-07 switching power supply

Publications (2)

Publication Number Publication Date
JPS612781U true JPS612781U (en) 1986-01-09
JPS645985Y2 JPS645985Y2 (en) 1989-02-15

Family

ID=30634695

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8484484U Granted JPS612781U (en) 1984-06-07 1984-06-07 switching power supply

Country Status (1)

Country Link
JP (1) JPS612781U (en)

Also Published As

Publication number Publication date
JPS645985Y2 (en) 1989-02-15

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