JPS60132189U - power circuit - Google Patents

power circuit

Info

Publication number
JPS60132189U
JPS60132189U JP1926184U JP1926184U JPS60132189U JP S60132189 U JPS60132189 U JP S60132189U JP 1926184 U JP1926184 U JP 1926184U JP 1926184 U JP1926184 U JP 1926184U JP S60132189 U JPS60132189 U JP S60132189U
Authority
JP
Japan
Prior art keywords
circuit
power
synchronization signal
power circuit
ripples
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
Application number
JP1926184U
Other languages
Japanese (ja)
Inventor
真一 今村
由本　幹治
Original Assignee
シャープ株式会社
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 シャープ株式会社 filed Critical シャープ株式会社
Priority to JP1926184U priority Critical patent/JPS60132189U/en
Publication of JPS60132189U publication Critical patent/JPS60132189U/en
Pending legal-status Critical Current

Links

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) [Abstract] 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 the drawing]

第１図は従来例を示す回路図、第２図は本考案実施例を
示す回路図、第３図は第２図の作用説明図である。 ３・・・ＤＣ−ＤＣコンバータ、５・・・トランス、１
゜・・・ホトカプラ、１３・・・ツェナーダイオード、
１４・・・コンデンサ、１７．１８・・・ダイオード。FIG. 1 is a circuit diagram showing a conventional example, FIG. 2 is a circuit diagram showing an embodiment of the present invention, and FIG. 3 is an explanatory diagram of the operation of FIG. 2. 3...DC-DC converter, 5...Transformer, 1
゜...Photocoupler, 13...Zener diode,
14... Capacitor, 17.18... Diode.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] トランスとホトカプラにより１次側と２次側が電気回路
的に絶縁されたＤＣ−ＤＣコンバータと、その１次側に
交流電源のリップルを含む直流電圧を印加する回路と、
上記２次側から変換された直流電力を出力する出力回路
と、上記２次側の高周波成分を整流して得られるリップ
ルから電源同期信号をとり出す同期信号検出回路を有す
る電源回路。A DC-DC converter whose primary and secondary sides are electrically isolated by a transformer and a photocoupler, and a circuit that applies a DC voltage containing ripples from an AC power source to the primary side of the converter.
A power supply circuit comprising: an output circuit that outputs DC power converted from the secondary side; and a synchronization signal detection circuit that extracts a power synchronization signal from ripples obtained by rectifying high frequency components on the secondary side.
JP1926184U 1984-02-13 1984-02-13 power circuit Pending JPS60132189U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1926184U JPS60132189U (en) 1984-02-13 1984-02-13 power circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1926184U JPS60132189U (en) 1984-02-13 1984-02-13 power circuit

Publications (1)

Publication Number Publication Date
JPS60132189U true JPS60132189U (en) 1985-09-04

Family

ID=30508672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1926184U Pending JPS60132189U (en) 1984-02-13 1984-02-13 power circuit

Country Status (1)

Country Link
JP (1) JPS60132189U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008060017A (en) * 2006-09-04 2008-03-13 Matsushita Electric Ind Co Ltd Microwave utilization apparatus
JP2019092253A (en) * 2017-11-13 2019-06-13 株式会社リコー Power supply device
JP2019165528A (en) * 2018-03-19 2019-09-26 株式会社リコー Power supply device, power supply system, and zero-cross point detection method of ac commercial voltage in power supply device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008060017A (en) * 2006-09-04 2008-03-13 Matsushita Electric Ind Co Ltd Microwave utilization apparatus
JP2019092253A (en) * 2017-11-13 2019-06-13 株式会社リコー Power supply device
JP2019165528A (en) * 2018-03-19 2019-09-26 株式会社リコー Power supply device, power supply system, and zero-cross point detection method of ac commercial voltage in power supply device

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