JPS6025390U - Power switching device - Google Patents

Power switching device

Info

Publication number
JPS6025390U
JPS6025390U JP11578883U JP11578883U JPS6025390U JP S6025390 U JPS6025390 U JP S6025390U JP 11578883 U JP11578883 U JP 11578883U JP 11578883 U JP11578883 U JP 11578883U JP S6025390 U JPS6025390 U JP S6025390U
Authority
JP
Japan
Prior art keywords
power supply
switching device
rectifier circuit
voltage
level
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
JP11578883U
Other languages
Japanese (ja)
Inventor
信夫 箕浦
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 JP11578883U priority Critical patent/JPS6025390U/en
Publication of JPS6025390U publication Critical patent/JPS6025390U/en
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)
  • Rectifiers (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]

第１図は従来装置の回路構成図、第２図は同従来装置の
動作説明のための電圧波形図、第３図は本考案装置の１
実施例の回路構成図である。 ５・・・ブリッジ整流回路、６，７・・・平滑用コンデ
ンサ、訃・・トライアック、１０′・・・レベル検出回
路、９，１２・・・半波整流回路。Figure 1 is a circuit diagram of the conventional device, Figure 2 is a voltage waveform diagram for explaining the operation of the conventional device, and Figure 3 is a diagram of the device of the present invention.
FIG. 3 is a circuit configuration diagram of an example. 5... Bridge rectifier circuit, 6, 7... Smoothing capacitor, Triac, 10'... Level detection circuit, 9, 12... Half wave rectifier circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電源（ライン）入力電圧のレベル変動を検出し、その検
出した電圧レベルに応じてスイッチング素子をオン・オ
フ制御し整流回路方式を自動的に切換える電源切換装置
において、レベル検出回路と□して電源入力電圧の正、
負の双方の電圧レベルの変動を検出し、所定レベル以上
の電源入力電圧を検出したとき倍電圧整流回路からブリ
ッジ整流回路に自動切換することを特徴とする電源切換
装置。In a power supply switching device that detects level fluctuations in the power supply (line) input voltage, controls switching elements on and off according to the detected voltage level, and automatically switches the rectifier circuit system, the power supply is used as a level detection circuit. positive input voltage,
A power supply switching device characterized by detecting fluctuations in both negative voltage levels and automatically switching from a voltage doubler rectifier circuit to a bridge rectifier circuit when a power supply input voltage of a predetermined level or higher is detected.
JP11578883U 1983-07-25 1983-07-25 Power switching device Pending JPS6025390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11578883U JPS6025390U (en) 1983-07-25 1983-07-25 Power switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11578883U JPS6025390U (en) 1983-07-25 1983-07-25 Power switching device

Publications (1)

Publication Number Publication Date
JPS6025390U true JPS6025390U (en) 1985-02-21

Family

ID=30267162

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11578883U Pending JPS6025390U (en) 1983-07-25 1983-07-25 Power switching device

Country Status (1)

Country Link
JP (1) JPS6025390U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746675A (en) * 1980-09-01 1982-03-17 Tdk Corp Power circuit
JPS5851774A (en) * 1981-09-22 1983-03-26 Fujitsu Ltd Power source circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5746675A (en) * 1980-09-01 1982-03-17 Tdk Corp Power circuit
JPS5851774A (en) * 1981-09-22 1983-03-26 Fujitsu Ltd Power source circuit

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