JPS60171079U - power protection device - Google Patents

power protection device

Info

Publication number
JPS60171079U
JPS60171079U JP5924784U JP5924784U JPS60171079U JP S60171079 U JPS60171079 U JP S60171079U JP 5924784 U JP5924784 U JP 5924784U JP 5924784 U JP5924784 U JP 5924784U JP S60171079 U JPS60171079 U JP S60171079U
Authority
JP
Japan
Prior art keywords
capacitor
circuit
voltage
power supply
state
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
JP5924784U
Other languages
Japanese (ja)
Other versions
JPH0756630Y2 (en
Inventor
脇屋　和央
森口　晴雄
雅洋 青山
国男 狩野
Original Assignee
株式会社　三社電機製作所
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　三社電機製作所 filed Critical 株式会社　三社電機製作所
Priority to JP5924784U priority Critical patent/JPH0756630Y2/en
Publication of JPS60171079U publication Critical patent/JPS60171079U/en
Application granted granted Critical
Publication of JPH0756630Y2 publication Critical patent/JPH0756630Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Landscapes

  • Dc-Dc Converters (AREA)
  • Protection Of Static Devices (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 drawings]

図はこの考案の実施例である電源保護装置の回路図であ
る。　　　　　　　− ・　ＣＩ−第１のコンデンサ、Ｃ２−第２のコンデンサ
、Ｑｌ−トライアック（スイッチング動作停止回路）。The figure is a circuit diagram of a power protection device that is an embodiment of this invention. - CI - first capacitor, C2 - second capacitor, Ql - triac (switching operation stop circuit).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 入力電源電圧をスイッチングして負荷に子する２　電源
装置において、入力電源電圧をそれぞれ別経路で充電す
る第１のコンデンサおよびこの第１のコンデンサより容
量が小さい第２のコンデンサと、前記第１のコンデンサ
の充電電圧で駆動される定電圧回路と、前記定電圧回路
の出力電圧および前記第２のコンデンサの充電電圧がそ
れぞれバイアス電圧として印加され、両方の電圧が安定
した一定の電圧である状態のときと前記第２のコンデン
サが放電状態であるときでオン、オフ状態が切り換わり
、且つ第２のコンデンサが放電状態であるとき前記電源
装置のスイッチング回路の動作を停止する信号を形成す
るスイッチング動作停止回路と、電源オフ時に前記第２
のコンデンサの充電電圧を急速に放電する放電回路と、
を設けたことを特徴とする電源保護装置。2. In a power supply device, a first capacitor that charges the input power supply voltage through separate paths, a second capacitor having a smaller capacity than the first capacitor, and a second capacitor that charges the input power supply voltage through separate paths, and A constant voltage circuit is driven by the charging voltage of the capacitor, and the output voltage of the constant voltage circuit and the charging voltage of the second capacitor are respectively applied as bias voltages, and both voltages are stable and constant. a switching operation that switches between an on state and an off state when the second capacitor is in a discharged state, and forms a signal that stops the operation of a switching circuit of the power supply device when the second capacitor is in a discharged state; a stop circuit, and the second circuit when the power is turned off.
a discharge circuit that rapidly discharges the charging voltage of the capacitor;
A power protection device characterized by being provided with.
JP5924784U 1984-04-20 1984-04-20 Power protector Expired - Lifetime JPH0756630Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5924784U JPH0756630Y2 (en) 1984-04-20 1984-04-20 Power protector

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5924784U JPH0756630Y2 (en) 1984-04-20 1984-04-20 Power protector

Publications (2)

Publication Number Publication Date
JPS60171079U true JPS60171079U (en) 1985-11-13
JPH0756630Y2 JPH0756630Y2 (en) 1995-12-25

Family

ID=30585496

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5924784U Expired - Lifetime JPH0756630Y2 (en) 1984-04-20 1984-04-20 Power protector

Country Status (1)

Country Link
JP (1) JPH0756630Y2 (en)

Also Published As

Publication number Publication date
JPH0756630Y2 (en) 1995-12-25

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