JP2010268542A5 - - Google Patents

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Publication number
JP2010268542A5
JP2010268542A5 JP2009115848A JP2009115848A JP2010268542A5 JP 2010268542 A5 JP2010268542 A5 JP 2010268542A5 JP 2009115848 A JP2009115848 A JP 2009115848A JP 2009115848 A JP2009115848 A JP 2009115848A JP 2010268542 A5 JP2010268542 A5 JP 2010268542A5
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JP
Japan
Prior art keywords
transistor
current
detection
period
circuit
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
JP2009115848A
Other languages
English (en)
Japanese (ja)
Other versions
JP5330084B2 (ja
JP2010268542A (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2009115848A priority Critical patent/JP5330084B2/ja
Priority claimed from JP2009115848A external-priority patent/JP5330084B2/ja
Priority to US12/721,054 priority patent/US8686704B2/en
Publication of JP2010268542A publication Critical patent/JP2010268542A/ja
Publication of JP2010268542A5 publication Critical patent/JP2010268542A5/ja
Application granted granted Critical
Publication of JP5330084B2 publication Critical patent/JP5330084B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2009115848A 2009-05-12 2009-05-12 電流検出回路及びこれを用いたスイッチングレギュレータ Expired - Fee Related JP5330084B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2009115848A JP5330084B2 (ja) 2009-05-12 2009-05-12 電流検出回路及びこれを用いたスイッチングレギュレータ
US12/721,054 US8686704B2 (en) 2009-05-12 2010-03-10 Current sense circuit and switching regulator using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2009115848A JP5330084B2 (ja) 2009-05-12 2009-05-12 電流検出回路及びこれを用いたスイッチングレギュレータ

Publications (3)

Publication Number Publication Date
JP2010268542A JP2010268542A (ja) 2010-11-25
JP2010268542A5 true JP2010268542A5 (https=) 2012-05-17
JP5330084B2 JP5330084B2 (ja) 2013-10-30

Family

ID=43067978

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2009115848A Expired - Fee Related JP5330084B2 (ja) 2009-05-12 2009-05-12 電流検出回路及びこれを用いたスイッチングレギュレータ

Country Status (2)

Country Link
US (1) US8686704B2 (https=)
JP (1) JP5330084B2 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2354882B1 (en) * 2010-02-10 2017-04-26 Nxp B.V. Switchable current source circuit and method
US8373449B2 (en) * 2010-12-30 2013-02-12 Infineon Technologies Ag Circuit arrangement including a common source sense-FET
DE102011101916B4 (de) 2011-05-18 2019-05-02 Austriamicrosystems Ag DC/DC-Wandler und Verfahren zur Stromregelung eines DC/DC-Wandlers
JP6315321B2 (ja) * 2014-04-07 2018-04-25 株式会社ケーヒン 燃料噴射制御装置
EP2933645B1 (en) * 2014-04-16 2020-02-12 Dialog Semiconductor (UK) Limited Duty cycle independent comparator
CN104362850A (zh) * 2014-11-19 2015-02-18 中国科学院微电子研究所 降压直流-直流转换器的控制方法
DE102015216796B4 (de) * 2015-09-02 2018-02-08 Dialog Semiconductor (Uk) Limited Offset-Neutral-Kompensation für eine Stromerfassung mit hoher Genauigkeit
JP6594810B2 (ja) * 2016-03-23 2019-10-23 ルネサスエレクトロニクス株式会社 電流検出回路及びそれを備えたｄｃｄｃコンバータ
IT201800004794A1 (it) * 2018-04-23 2019-10-23 Un sistema di misura comprendente un fet e un circuito di misura configurato per misurare la corrente che attraversa il fet, relativo circuito integrato, convertitore elettronico e procedimento per operare un convertitore elettronico
US10958174B1 (en) * 2019-07-08 2021-03-23 Dialog Semiconductor Inc. Light load detector circuit for inductive DC-DC converter
US11811298B2 (en) * 2020-11-27 2023-11-07 Stmicroelectronics S.R.L. Control circuit for an electronic converter, related integrated circuit, electronic converter and method of operating an electronic converter
US12525274B2 (en) 2022-11-18 2026-01-13 Micron Technology, Inc. Power hold-off circuit
WO2024103384A1 (en) * 2022-11-18 2024-05-23 Micron Technology, Inc. Power hold-off circuit
IT202300014532A1 (it) * 2023-07-12 2025-01-12 St Microelectronics Int Nv Circuito di pilotaggio comprendente uno stadio di potenza, relativo circuito di pilotaggio a semi-ponte, circuito di controllo per un convertitore elettronico, circuito integrato e procedimento

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6377034B1 (en) * 2000-12-11 2002-04-23 Texas Instruments Incorporated Method and circuits for inductor current measurement in MOS switching regulators
JP4104868B2 (ja) * 2001-01-31 2008-06-18 松下電器産業株式会社 スイッチング電源装置
GB0227790D0 (en) * 2002-11-29 2003-01-08 Koninkl Philips Electronics Nv Feedback signal for power switching circuit
JP4717515B2 (ja) * 2005-05-26 2011-07-06 ローム株式会社 降圧型スイッチングレギュレータおよびその制御回路ならびにそれを用いた電子機器
JP4481879B2 (ja) * 2005-06-03 2010-06-16 パナソニック株式会社 スイッチング電源装置
JP4841329B2 (ja) * 2005-07-20 2011-12-21 パナソニック株式会社 Ｄｃ−ｄｃコンバータ
JP4936315B2 (ja) * 2005-11-08 2012-05-23 ルネサスエレクトロニクス株式会社 スイッチング電源装置と半導体集積回路装置
JP2008042521A (ja) * 2006-08-07 2008-02-21 Matsushita Electric Ind Co Ltd 電流グリッチ低減回路
JP4789768B2 (ja) * 2006-09-29 2011-10-12 パナソニック株式会社 電源装置
JP4854451B2 (ja) * 2006-09-29 2012-01-18 パナソニック株式会社 昇圧コンバータ
JP2008104285A (ja) * 2006-10-18 2008-05-01 Ac Technologies Kk スイッチング電源方式
JP4970153B2 (ja) * 2007-06-06 2012-07-04 新日本無線株式会社 スイッチング電源装置
JP5228416B2 (ja) * 2007-09-12 2013-07-03 株式会社リコー 定電流出力制御型スイッチングレギュレータ
JP5634028B2 (ja) * 2009-03-05 2014-12-03 スパンション エルエルシー Ｄｃ−ｄｃコンバータの制御回路、ｄｃ−ｄｃコンバータ、ｄｃ−ｄｃコンバータの制御方法
JP2012039761A (ja) * 2010-08-06 2012-02-23 Sanken Electric Co Ltd スイッチング電源装置

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