AT386969T - Controlling device with small loss voltage, large load range and fast inner rule loop - Google Patents

Controlling device with small loss voltage, large load range and fast inner rule loop


Publication number
AT386969T AT02368074T AT02368074T AT386969T AT 386969 T AT386969 T AT 386969T AT 02368074 T AT02368074 T AT 02368074T AT 02368074 T AT02368074 T AT 02368074T AT 386969 T AT386969 T AT 386969T
Prior art keywords
controlling device
large load
load range
small loss
loss voltage
Prior art date
Application number
Other languages
German (de)
Dave Dearn
John Malcolm
Axel Pannwitz
Original Assignee
Dialog Semiconductor Gmbh
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 Dialog Semiconductor Gmbh filed Critical Dialog Semiconductor Gmbh
Priority to EP20020368074 priority Critical patent/EP1378808B1/en
Publication of AT386969T publication Critical patent/AT386969T/en



    • G05F1/00Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10Regulating voltage or current
    • G05F1/46Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices
    • G05F1/575Regulating voltage or current wherein the variable actually regulated by the final control device is dc using semiconductor devices in series with the load as final control devices characterised by the feedback circuit
AT02368074T 2002-07-05 2002-07-05 Controlling device with small loss voltage, large load range and fast inner rule loop AT386969T (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP20020368074 EP1378808B1 (en) 2002-07-05 2002-07-05 LDO regulator with wide output load range and fast internal loop

Publications (1)

Publication Number Publication Date
AT386969T true AT386969T (en) 2008-03-15



Family Applications (1)

Application Number Title Priority Date Filing Date
AT02368074T AT386969T (en) 2002-07-05 2002-07-05 Controlling device with small loss voltage, large load range and fast inner rule loop

Country Status (5)

Country Link
US (1) US6856124B2 (en)
EP (1) EP1378808B1 (en)
AT (1) AT386969T (en)
DE (1) DE60225124T2 (en)
DK (1) DK1378808T3 (en)

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EP1635239A1 (en) * 2004-09-14 2006-03-15 Dialog Semiconductor GmbH Adaptive biasing concept for current mode voltage regulators
EP1669831A1 (en) 2004-12-03 2006-06-14 Dialog Semiconductor GmbH Voltage regulator output stage with low voltage MOS devices
US7215103B1 (en) 2004-12-22 2007-05-08 National Semiconductor Corporation Power conservation by reducing quiescent current in low power and standby modes
FR2881537B1 (en) * 2005-01-28 2007-05-11 Atmel Corp Standard cmos regulator with low flow, high psrr, low noise with new dynamic compensation
US7402987B2 (en) * 2005-07-21 2008-07-22 Agere Systems Inc. Low-dropout regulator with startup overshoot control
US7570039B1 (en) 2005-08-04 2009-08-04 National Semiconductor Corporation Apparatus and method for control supply output voltage techniques to track battery voltage
US7449872B2 (en) * 2005-08-31 2008-11-11 Broadcom Corporation Low-power programmable low-drop-out voltage regulator system
KR100713995B1 (en) * 2005-11-07 2007-04-25 삼성에스디아이 주식회사 Dc-dc conveter and organiclight emitting display using the same
US8294441B2 (en) * 2006-11-13 2012-10-23 Decicon, Inc. Fast low dropout voltage regulator circuit
US7952337B2 (en) * 2006-12-18 2011-05-31 Decicon, Inc. Hybrid DC-DC switching regulator circuit
US20080157740A1 (en) * 2006-12-18 2008-07-03 Decicon, Inc. Hybrid low dropout voltage regulator circuit
US8304931B2 (en) 2006-12-18 2012-11-06 Decicon, Inc. Configurable power supply integrated circuit
US7741823B2 (en) * 2007-01-29 2010-06-22 Agere Systems Inc. Linear voltage regulator with improved large transient response
US8427129B2 (en) * 2007-06-15 2013-04-23 Scott Lawrence Howe High current drive bandgap based voltage regulator
CN101398694A (en) 2007-09-30 2009-04-01 Nxp股份有限公司 Non-capacitance low voltage difference constant voltage regulator with rapid excess voltage response
TWI357545B (en) * 2007-10-09 2012-02-01 Holtek Semiconductor Inc Power supply circuit capable of generating output
WO2009065050A1 (en) * 2007-11-15 2009-05-22 Rambus Inc. Data-dependet voltage regulator
US8143872B2 (en) 2008-06-12 2012-03-27 O2Micro, Inc Power regulator
CN102439587A (en) * 2009-04-23 2012-05-02 托马斯·F.·小奎恩 System and method for filing legal documents
EP2328056B1 (en) 2009-11-26 2014-09-10 Dialog Semiconductor GmbH Low-dropout linear regulator (LDO), method for providing an LDO and method for operating an LDO
US8872492B2 (en) * 2010-04-29 2014-10-28 Qualcomm Incorporated On-chip low voltage capacitor-less low dropout regulator with Q-control
US8575905B2 (en) * 2010-06-24 2013-11-05 International Business Machines Corporation Dual loop voltage regulator with bias voltage capacitor
DE102010044924A1 (en) * 2010-09-10 2012-03-15 Texas Instruments Deutschland Gmbh Electronic device and method for discrete load adaptive voltage control
US8841893B2 (en) 2010-12-16 2014-09-23 International Business Machines Corporation Dual-loop voltage regulator architecture with high DC accuracy and fast response time
US8610411B2 (en) 2011-01-27 2013-12-17 Apple Inc. High-voltage regulated power supply
EP2541363B1 (en) 2011-04-13 2014-05-14 Dialog Semiconductor GmbH LDO with improved stability
EP2533126A1 (en) 2011-05-25 2012-12-12 Dialog Semiconductor GmbH A low drop-out voltage regulator with dynamic voltage control
US8547077B1 (en) * 2012-03-16 2013-10-01 Skymedi Corporation Voltage regulator with adaptive miller compensation
US9239585B2 (en) * 2012-10-16 2016-01-19 Dialog Semiconductor Gmbh Load transient, reduced bond wires for circuits supplying large currents
US9093161B2 (en) * 2013-03-14 2015-07-28 Sillicon Storage Technology, Inc. Dynamic programming of advanced nanometer flash memory
KR20150069869A (en) * 2013-12-16 2015-06-24 삼성전자주식회사 Voltage regulator and power delivering device therewith
US9195248B2 (en) 2013-12-19 2015-11-24 Infineon Technologies Ag Fast transient response voltage regulator
US9454167B2 (en) * 2014-01-21 2016-09-27 Vivid Engineering, Inc. Scalable voltage regulator to increase stability and minimize output voltage fluctuations
US9557757B2 (en) 2014-01-21 2017-01-31 Vivid Engineering, Inc. Scaling voltage regulators to achieve optimized performance
US9383618B2 (en) * 2014-02-05 2016-07-05 Intersil Americas LLC Semiconductor structures for enhanced transient response in low dropout (LDO) voltage regulators
CA2982122A1 (en) * 2015-04-07 2016-10-13 Earth Star Solutions, LLC Systems and methods for customized load control
US9971370B2 (en) * 2015-10-19 2018-05-15 Novatek Microelectronics Corp. Voltage regulator with regulated-biased current amplifier
US10175706B2 (en) * 2016-06-17 2019-01-08 Qualcomm Incorporated Compensated low dropout with high power supply rejection ratio and short circuit protection
US9946283B1 (en) * 2016-10-18 2018-04-17 Qualcomm Incorporated Fast transient response low-dropout (LDO) regulator
US10234881B1 (en) * 2017-11-07 2019-03-19 Nxp B.V. Digitally-assisted capless voltage regulator
US20190146531A1 (en) * 2017-11-15 2019-05-16 Qualcomm Incorporated Methods and apparatus for voltage regulation using output sense current
US10558230B2 (en) * 2018-02-09 2020-02-11 Nvidia Corp. Switched low-dropout voltage regulator
US10411599B1 (en) 2018-03-28 2019-09-10 Qualcomm Incorporated Boost and LDO hybrid converter with dual-loop control
US10488875B1 (en) * 2018-08-22 2019-11-26 Nxp B.V. Dual loop low dropout regulator system
US10444780B1 (en) 2018-09-20 2019-10-15 Qualcomm Incorporated Regulation/bypass automation for LDO with multiple supply voltages
US10591938B1 (en) 2018-10-16 2020-03-17 Qualcomm Incorporated PMOS-output LDO with full spectrum PSR
US10545523B1 (en) 2018-10-25 2020-01-28 Qualcomm Incorporated Adaptive gate-biased field effect transistor for low-dropout regulator

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US5631598A (en) * 1995-06-07 1997-05-20 Analog Devices, Inc. Frequency compensation for a low drop-out regulator
US5686821A (en) * 1996-05-09 1997-11-11 Analog Devices, Inc. Stable low dropout voltage regulator controller
US6046577A (en) * 1997-01-02 2000-04-04 Texas Instruments Incorporated Low-dropout voltage regulator incorporating a current efficient transient response boost circuit
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US6225857B1 (en) * 2000-02-08 2001-05-01 Analog Devices, Inc. Non-inverting driver circuit for low-dropout voltage regulator
US6304131B1 (en) 2000-02-22 2001-10-16 Texas Instruments Incorporated High power supply ripple rejection internally compensated low drop-out voltage regulator using PMOS pass device
US6188212B1 (en) * 2000-04-28 2001-02-13 Burr-Brown Corporation Low dropout voltage regulator circuit including gate offset servo circuit powered by charge pump
US6246221B1 (en) * 2000-09-20 2001-06-12 Texas Instruments Incorporated PMOS low drop-out voltage regulator using non-inverting variable gain stage
US6518737B1 (en) * 2001-09-28 2003-02-11 Catalyst Semiconductor, Inc. Low dropout voltage regulator with non-miller frequency compensation

Also Published As

Publication number Publication date
US6856124B2 (en) 2005-02-15
DE60225124T2 (en) 2009-02-19
US20040004468A1 (en) 2004-01-08
EP1378808A1 (en) 2004-01-07
DK1378808T3 (en) 2008-06-23
EP1378808B1 (en) 2008-02-20
DE60225124D1 (en) 2008-04-03

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