JPS5958817U - power circuit - Google Patents

power circuit

Info

Publication number
JPS5958817U
JPS5958817U JP15282682U JP15282682U JPS5958817U JP S5958817 U JPS5958817 U JP S5958817U JP 15282682 U JP15282682 U JP 15282682U JP 15282682 U JP15282682 U JP 15282682U JP S5958817 U JPS5958817 U JP S5958817U
Authority
JP
Japan
Prior art keywords
power supply
supply voltage
switching element
power circuit
fall
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
JP15282682U
Other languages
Japanese (ja)
Other versions
JPH0441368Y2 (en
Inventor
幸夫 岡田
Original Assignee
三洋電機株式会社
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 三洋電機株式会社 filed Critical 三洋電機株式会社
Priority to JP15282682U priority Critical patent/JPS5958817U/en
Publication of JPS5958817U publication Critical patent/JPS5958817U/en
Application granted granted Critical
Publication of JPH0441368Y2 publication Critical patent/JPH0441368Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Rectifiers (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Continuous-Control Power Sources That Use Transistors (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図は従来の電源回路を説明する回路図、第２図は第
１図の電源の立下り特性を説明する特性図、第３図は本
考案の第１の実施例を説明する回路図、第４図は本考案
の電源の立下り特性を説明する特性図、第５図は本考案
の第２の実施例を説明する回路図である。 主な図番の説明、Ｑ□は第１のスイッチング素子、Ｑ２
は第２のスイッチング素子である。FIG. 1 is a circuit diagram explaining a conventional power supply circuit, FIG. 2 is a characteristic diagram explaining the fall characteristics of the power supply shown in FIG. 1, and FIG. 3 is a circuit diagram explaining the first embodiment of the present invention. , FIG. 4 is a characteristic diagram illustrating the fall characteristics of the power supply according to the present invention, and FIG. 5 is a circuit diagram illustrating a second embodiment of the present invention. Explanation of main drawing numbers, Q□ is the first switching element, Q2
is the second switching element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 制御用モーター等の周辺機器を駆動する第１の電源電圧
とマイコン等の制御回路を駆動する第２の電源電圧とを
具備し、電源スィッチの開成時に前記第２の電源電圧の
立下りを第１のスイッチング素子で検出し、該第１のス
イッチング素子の出力で第２のスイッチング素子を導通
させて前記第１の電源電圧を急峻に立下ることを特徴と
する電源回路。The device includes a first power supply voltage that drives peripheral devices such as a control motor, and a second power supply voltage that drives a control circuit such as a microcomputer, and when the power switch is opened, the fall of the second power supply voltage is set to a second power supply voltage. 1. A power supply circuit characterized in that the first switching element detects the voltage, and the output of the first switching element causes a second switching element to conduct, thereby causing the first power supply voltage to fall steeply.
JP15282682U 1982-10-07 1982-10-07 power circuit Granted JPS5958817U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15282682U JPS5958817U (en) 1982-10-07 1982-10-07 power circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15282682U JPS5958817U (en) 1982-10-07 1982-10-07 power circuit

Publications (2)

Publication Number Publication Date
JPS5958817U true JPS5958817U (en) 1984-04-17
JPH0441368Y2 JPH0441368Y2 (en) 1992-09-29

Family

ID=30338286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15282682U Granted JPS5958817U (en) 1982-10-07 1982-10-07 power circuit

Country Status (1)

Country Link
JP (1) JPS5958817U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107036U (en) * 1978-01-13 1979-07-27
JPS5755428A (en) * 1980-09-18 1982-04-02 Canon Inc Protection circuit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54107036U (en) * 1978-01-13 1979-07-27
JPS5755428A (en) * 1980-09-18 1982-04-02 Canon Inc Protection circuit

Also Published As

Publication number Publication date
JPH0441368Y2 (en) 1992-09-29

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