JP5148537B2 - 電源電圧検出回路 - Google Patents

電源電圧検出回路 Download PDF

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Publication number
JP5148537B2
JP5148537B2 JP2009072036A JP2009072036A JP5148537B2 JP 5148537 B2 JP5148537 B2 JP 5148537B2 JP 2009072036 A JP2009072036 A JP 2009072036A JP 2009072036 A JP2009072036 A JP 2009072036A JP 5148537 B2 JP5148537 B2 JP 5148537B2
Authority
JP
Japan
Prior art keywords
voltage
power supply
supply voltage
circuit
output
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.)
Expired - Fee Related
Application number
JP2009072036A
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English (en)
Japanese (ja)
Other versions
JP2010223796A5 (enExample
JP2010223796A (ja
Inventor
裕司 藤田
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Renesas Electronics Corp
Original Assignee
Renesas Electronics Corp
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 Renesas Electronics Corp filed Critical Renesas Electronics Corp
Priority to JP2009072036A priority Critical patent/JP5148537B2/ja
Priority to US12/729,824 priority patent/US8373405B2/en
Publication of JP2010223796A publication Critical patent/JP2010223796A/ja
Publication of JP2010223796A5 publication Critical patent/JP2010223796A5/ja
Application granted granted Critical
Publication of JP5148537B2 publication Critical patent/JP5148537B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/22—Modifications for ensuring a predetermined initial state when the supply voltage has been applied
    • H03K17/223—Modifications for ensuring a predetermined initial state when the supply voltage has been applied in field-effect transistor switches
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
    • G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
    • G01R19/16552—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies in I.C. power supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Electronic Switches (AREA)
  • Semiconductor Integrated Circuits (AREA)
JP2009072036A 2009-03-24 2009-03-24 電源電圧検出回路 Expired - Fee Related JP5148537B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009072036A JP5148537B2 (ja) 2009-03-24 2009-03-24 電源電圧検出回路
US12/729,824 US8373405B2 (en) 2009-03-24 2010-03-23 Power supply voltage detection circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009072036A JP5148537B2 (ja) 2009-03-24 2009-03-24 電源電圧検出回路

Publications (3)

Publication Number Publication Date
JP2010223796A JP2010223796A (ja) 2010-10-07
JP2010223796A5 JP2010223796A5 (enExample) 2012-04-05
JP5148537B2 true JP5148537B2 (ja) 2013-02-20

Family

ID=42783330

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009072036A Expired - Fee Related JP5148537B2 (ja) 2009-03-24 2009-03-24 電源電圧検出回路

Country Status (2)

Country Link
US (1) US8373405B2 (enExample)
JP (1) JP5148537B2 (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101937016A (zh) * 2009-06-29 2011-01-05 鸿富锦精密工业（深圳）有限公司 低电压提示装置
JP5617506B2 (ja) 2010-10-01 2014-11-05 日産自動車株式会社 充電ポート用カバー
WO2012176248A1 (ja) * 2011-06-20 2012-12-27 パナソニック株式会社 電源電圧検出回路
JP5800192B2 (ja) * 2011-10-11 2015-10-28 富士電機株式会社 フォトカプラの出力信号受信回路
JP5143943B1 (ja) * 2011-11-04 2013-02-13 シャープ株式会社 電力増幅回路
JP5971604B2 (ja) * 2012-02-28 2016-08-17 パナソニックＩｐマネジメント株式会社 電圧検出回路
JP5889700B2 (ja) * 2012-04-05 2016-03-22 ルネサスエレクトロニクス株式会社 パワーオン・リセット回路及び半導体装置
US20130271102A1 (en) * 2012-04-12 2013-10-17 Roger Lin Power supply control structure
CN204915554U (zh) * 2015-09-18 2015-12-30 泰科电子(上海)有限公司 感应电路、混合驱动电路及感应器组件
JP7131965B2 (ja) * 2018-05-25 2022-09-06 エイブリック株式会社 ボルテージディテクタ
JP7552109B2 (ja) * 2020-07-08 2024-09-18 サンケン電気株式会社 パルス発生回路
CN114152897B (zh) * 2020-09-08 2025-04-08 瑞昱半导体股份有限公司 断电检测装置与方法
US12493062B2 (en) * 2023-05-31 2025-12-09 Stmicroelectronics International N.V. Integrated circuit with supply voltage detector
FR3152182B1 (fr) * 2023-08-18 2025-07-18 Commissariat Energie Atomique Dispositif de surveillance d'une ou plusieurs alimentations
CN119178926B (zh) * 2024-11-26 2025-03-04 苏州领慧立芯科技有限公司 一种低静态功耗快速高低电压检测电路及方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4970620A (en) * 1989-08-23 1990-11-13 General Motors Corporation FET bridge protection circuit
JP3126565B2 (ja) * 1993-11-01 2001-01-22 株式会社東芝 Ａｃ／ｄｃ変換器
JP2005278056A (ja) * 2004-03-26 2005-10-06 Matsushita Electric Ind Co Ltd 電源電圧低下検出回路
JP4439974B2 (ja) * 2004-03-31 2010-03-24 Ｎｅｃエレクトロニクス株式会社 電源電圧監視回路
JP4908889B2 (ja) 2006-03-24 2012-04-04 新電元工業株式会社 低電圧検出回路

Also Published As

Publication number Publication date
US20100244805A1 (en) 2010-09-30
JP2010223796A (ja) 2010-10-07
US8373405B2 (en) 2013-02-12

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