JPS5840961U - Zero-cross detection circuit for power supply circuit - Google Patents

Zero-cross detection circuit for power supply circuit

Info

Publication number
JPS5840961U
JPS5840961U JP13651181U JP13651181U JPS5840961U JP S5840961 U JPS5840961 U JP S5840961U JP 13651181 U JP13651181 U JP 13651181U JP 13651181 U JP13651181 U JP 13651181U JP S5840961 U JPS5840961 U JP S5840961U
Authority
JP
Japan
Prior art keywords
power supply
circuit
zero
supply circuit
cross detection
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
JP13651181U
Other languages
Japanese (ja)
Inventor
仁 深川
義春 鈴木
美行 薦田
修 田中
Original Assignee
松下電工株式会社
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 松下電工株式会社 filed Critical 松下電工株式会社
Priority to JP13651181U priority Critical patent/JPS5840961U/en
Publication of JPS5840961U publication Critical patent/JPS5840961U/en
Pending legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Manipulation Of Pulses (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) [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図は電力線搬送制御装置のブ爾ツク図、第２図ａ　
”−ｃは同上の動作波形図、第３図は従来例の具体回路
図、第４図は他の従来例の具体回路図、第５図′ａ〜ｄ
は同上の動作波形図、第６図は本考案の実施例の具体回
路図、第７図ａ　％　ｆは同上の動作波形図で、ｅは交
流電源、Ｃ２はコンデンサ、ＤＢはブリッジ整流器、Ｄ
、、　Ｄ２は発光ダ５イオードである。 （ｄ） （ 」−一１−−１− −　　第６図 ’２　　　　８ｉFigure 1 is a block diagram of the power line transport control device, Figure 2a
``-c is the same operating waveform diagram as above, Fig. 3 is a specific circuit diagram of the conventional example, Fig. 4 is a specific circuit diagram of another conventional example, and Figs. 5'a to d.
is an operating waveform diagram of the same as above, FIG. 6 is a specific circuit diagram of an embodiment of the present invention, FIG.
,, D2 is a light emitting diode. (d) (''-1--1-- Figure 6'2 8i

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 交流電源に、分圧用インピーダンスとしてのコンデンサ
と、整流用ブリッジ整流器との直列回路を接続した電源
回路において、交流電源に逆並列接続した発光ダイオー
ドを接続し、前記ブリッジで整流器の出力端に前記発光
ダイオードに光結合されたスイッチング素子を接続し、
このスイッチング素子の出力端にスイッチング素子の出
力に応じた信号を出力する波形整形回路を接続して成る
ことを特徴逅する電源回路のゼロクロス検出回路。In a power supply circuit in which a series circuit of a capacitor as a voltage dividing impedance and a bridge rectifier for rectification is connected to an AC power source, a light emitting diode connected in antiparallel to the AC power source is connected, and the light emitting diode is connected to the output terminal of the rectifier by the bridge. Connect a switching element optically coupled to a diode,
A zero-cross detection circuit for a power supply circuit characterized in that a waveform shaping circuit that outputs a signal according to the output of the switching element is connected to the output end of the switching element.
JP13651181U 1981-09-14 1981-09-14 Zero-cross detection circuit for power supply circuit Pending JPS5840961U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13651181U JPS5840961U (en) 1981-09-14 1981-09-14 Zero-cross detection circuit for power supply circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13651181U JPS5840961U (en) 1981-09-14 1981-09-14 Zero-cross detection circuit for power supply circuit

Publications (1)

Publication Number Publication Date
JPS5840961U true JPS5840961U (en) 1983-03-17

Family

ID=29929836

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13651181U Pending JPS5840961U (en) 1981-09-14 1981-09-14 Zero-cross detection circuit for power supply circuit

Country Status (1)

Country Link
JP (1) JPS5840961U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63143891U (en) * 1987-03-11 1988-09-21

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63143891U (en) * 1987-03-11 1988-09-21

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