EP1652018A4 - Method and apparatus for current limitation in voltage regulators - Google Patents

Method and apparatus for current limitation in voltage regulators

Info

Publication number
EP1652018A4
EP1652018A4 EP04756530A EP04756530A EP1652018A4 EP 1652018 A4 EP1652018 A4 EP 1652018A4 EP 04756530 A EP04756530 A EP 04756530A EP 04756530 A EP04756530 A EP 04756530A EP 1652018 A4 EP1652018 A4 EP 1652018A4
Authority
EP
European Patent Office
Prior art keywords
voltage regulators
current limitation
limitation
current
regulators
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.)
Withdrawn
Application number
EP04756530A
Other languages
German (de)
French (fr)
Other versions
EP1652018A2 (en
Inventor
Gian Marco Bo
Massimo Mazzucco
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.)
Atmel Corp
Original Assignee
Atmel 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
Priority claimed from IT000533A external-priority patent/ITTO20030533A1/en
Application filed by Atmel Corp filed Critical Atmel Corp
Publication of EP1652018A2 publication Critical patent/EP1652018A2/en
Publication of EP1652018A4 publication Critical patent/EP1652018A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic 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
    • G05F1/10—Regulating voltage or current
    • G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
    • G05F1/56—Regulating 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
    • G05F1/565—Regulating 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 sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor
    • G05F1/569—Regulating 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 sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection
    • G05F1/573—Regulating 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 sensing a condition of the system or its load in addition to means responsive to deviations in the output of the system, e.g. current, voltage, power factor for protection with overcurrent detector
EP04756530A 2003-07-10 2004-06-30 Method and apparatus for current limitation in voltage regulators Withdrawn EP1652018A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IT000533A ITTO20030533A1 (en) 2003-07-10 2003-07-10 PROCEDURE AND CIRCUIT FOR CURRENT LIMITATION IN
US10/867,935 US20050007189A1 (en) 2003-07-10 2004-06-14 Method and apparatus for current limitation in voltage regulators
PCT/US2004/021205 WO2005008353A2 (en) 2003-07-10 2004-06-30 Method and apparatus for current limitation in voltage regulators

Publications (2)

Publication Number Publication Date
EP1652018A2 EP1652018A2 (en) 2006-05-03
EP1652018A4 true EP1652018A4 (en) 2007-12-05

Family

ID=34082163

Family Applications (1)

Application Number Title Priority Date Filing Date
EP04756530A Withdrawn EP1652018A4 (en) 2003-07-10 2004-06-30 Method and apparatus for current limitation in voltage regulators

Country Status (2)

Country Link
EP (1) EP1652018A4 (en)
WO (1) WO2005008353A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7173405B2 (en) * 2003-07-10 2007-02-06 Atmel Corporation Method and apparatus for current limitation in voltage regulators with improved circuitry for providing a control voltage
US7615977B2 (en) * 2006-05-15 2009-11-10 Stmicroelectronics S.A. Linear voltage regulator and method of limiting the current in such a regulator

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731574A (en) * 1983-11-15 1988-03-15 Sgs-Ates Deutschland Halbleiter Bauelemente Gmbh Series voltage regulator with limited current consumption at low input voltages
WO2002057863A1 (en) * 2001-01-19 2002-07-25 Stmicroelectronics S.A. Voltage regulator protected against short-circuits
US20030011952A1 (en) * 2001-07-13 2003-01-16 Atsuo Fukui Overcurrent protection circuit for voltage regulator
JP2003186554A (en) * 2001-12-13 2003-07-04 Ricoh Co Ltd Overcurrent protective circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2819064B1 (en) * 2000-12-29 2003-04-04 St Microelectronics Sa VOLTAGE REGULATOR WITH IMPROVED STABILITY
FR2830091B1 (en) * 2001-09-25 2004-09-10 St Microelectronics Sa VOLTAGE REGULATOR INCORPORATING A STABILIZATION RESISTOR AND A CIRCUIT FOR LIMITING THE OUTPUT CURRENT

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731574A (en) * 1983-11-15 1988-03-15 Sgs-Ates Deutschland Halbleiter Bauelemente Gmbh Series voltage regulator with limited current consumption at low input voltages
WO2002057863A1 (en) * 2001-01-19 2002-07-25 Stmicroelectronics S.A. Voltage regulator protected against short-circuits
US20030011952A1 (en) * 2001-07-13 2003-01-16 Atsuo Fukui Overcurrent protection circuit for voltage regulator
JP2003186554A (en) * 2001-12-13 2003-07-04 Ricoh Co Ltd Overcurrent protective circuit
US20030128489A1 (en) * 2001-12-13 2003-07-10 Tomonari Katoh Overcurrent limitation circuit

Also Published As

Publication number Publication date
EP1652018A2 (en) 2006-05-03
WO2005008353A3 (en) 2005-06-09
WO2005008353A2 (en) 2005-01-27

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20060127

AK Designated contracting states

Kind code of ref document: A2

Designated state(s): DE FR GB

DAX Request for extension of the european patent (deleted)
RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

A4 Supplementary search report drawn up and despatched

Effective date: 20071105

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20080205