DE69123525T2 - Trennschalterausgangstufe mit Einschwingenschutz - Google Patents

Trennschalterausgangstufe mit Einschwingenschutz

Info

Publication number
DE69123525T2
DE69123525T2 DE69123525T DE69123525T DE69123525T2 DE 69123525 T2 DE69123525 T2 DE 69123525T2 DE 69123525 T DE69123525 T DE 69123525T DE 69123525 T DE69123525 T DE 69123525T DE 69123525 T2 DE69123525 T2 DE 69123525T2
Authority
DE
Germany
Prior art keywords
output stage
switch output
arm protection
isolator switch
isolator
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 - Lifetime
Application number
DE69123525T
Other languages
English (en)
Other versions
DE69123525D1 (de
Inventor
Chung-Foong Cheah
Timothy J Skovmand
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.)
National Semiconductor Corp
Original Assignee
National Semiconductor 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 National Semiconductor Corp filed Critical National Semiconductor Corp
Publication of DE69123525D1 publication Critical patent/DE69123525D1/de
Application granted granted Critical
Publication of DE69123525T2 publication Critical patent/DE69123525T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00—Details of apparatus for conversion
    • H02M1/14—Arrangements for reducing ripples from dc input or output
    • 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
    • G05F1/577—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 for plural loads
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S323/00—Electricity: power supply or regulation systems
    • Y10S323/908—Inrush current limiters

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Power Engineering (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Direct Current Feeding And Distribution (AREA)
DE69123525T 1990-09-18 1991-09-05 Trennschalterausgangstufe mit Einschwingenschutz Expired - Lifetime DE69123525T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/584,568 US5066901A (en) 1990-09-18 1990-09-18 Transient protected isolator output stage

Publications (2)

Publication Number Publication Date
DE69123525D1 DE69123525D1 (de) 1997-01-23
DE69123525T2 true DE69123525T2 (de) 1997-06-12

Family

ID=24337881

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69123525T Expired - Lifetime DE69123525T2 (de) 1990-09-18 1991-09-05 Trennschalterausgangstufe mit Einschwingenschutz

Country Status (5)

Country Link
US (1) US5066901A (de)
EP (1) EP0476440B1 (de)
JP (1) JPH04297909A (de)
KR (1) KR100205463B1 (de)
DE (1) DE69123525T2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5412308A (en) * 1994-01-06 1995-05-02 Hewlett-Packard Corporation Dual voltage power supply
US5894215A (en) * 1997-10-30 1999-04-13 Xerox Corporation Shunt voltage regulator utilizing a floating reference voltage
US6005378A (en) * 1998-03-05 1999-12-21 Impala Linear Corporation Compact low dropout voltage regulator using enhancement and depletion mode MOS transistors
WO2000031603A1 (de) * 1998-11-19 2000-06-02 Infineon Technologies Ag Schaltungsanordnung zum erzeugen einer stabilisierten versorgungsspannung für mehrere verbraucher
US8674672B1 (en) * 2011-12-30 2014-03-18 Cypress Semiconductor Corporation Replica node feedback circuit for regulated power supply
CN103618544A (zh) * 2013-11-26 2014-03-05 苏州贝克微电子有限公司 一种瞬时受保护的隔离器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3527997A (en) * 1968-06-21 1970-09-08 Forbro Design Corp Regulated power supply with fold-back overload current characteristic and overvoltage protection
US3796943A (en) * 1973-01-02 1974-03-12 Nat Semiconductor Corp Current limiting circuit
DE3341345A1 (de) * 1983-11-15 1985-05-23 SGS-ATES Deutschland Halbleiter-Bauelemente GmbH, 8018 Grafing Laengsspannungsregler
JPS61117613A (ja) * 1984-11-13 1986-06-05 Fuji Electric Co Ltd 電流制限付定電圧電源回路
US4675770A (en) * 1985-01-30 1987-06-23 Telefonaktiebolaget L. M. Ericsson Multiple voltage regulator integrated circuit having control circuits for selectively disabling a voltage regulator in an over-current condition
JPS62174814A (ja) * 1986-01-28 1987-07-31 Nec Ic Microcomput Syst Ltd 安定化電源回路
US4928056A (en) * 1988-10-06 1990-05-22 National Semiconductor Corporation Stabilized low dropout voltage regulator circuit
DD277562A1 (de) * 1988-12-01 1990-04-04 Radebeul Rapido Waegetechnik Schaltung zur strombegrenzung mit foldback-verhalten

Also Published As

Publication number Publication date
EP0476440A3 (en) 1992-11-04
KR100205463B1 (ko) 1999-07-01
KR920007309A (ko) 1992-04-28
EP0476440B1 (de) 1996-12-11
US5066901A (en) 1991-11-19
JPH04297909A (ja) 1992-10-21
DE69123525D1 (de) 1997-01-23
EP0476440A2 (de) 1992-03-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition