HK1014402A1 - Protective circuit for protecting load against excessive input voltage - Google Patents

Protective circuit for protecting load against excessive input voltage

Info

Publication number
HK1014402A1
HK1014402A1 HK98115745A HK98115745A HK1014402A1 HK 1014402 A1 HK1014402 A1 HK 1014402A1 HK 98115745 A HK98115745 A HK 98115745A HK 98115745 A HK98115745 A HK 98115745A HK 1014402 A1 HK1014402 A1 HK 1014402A1
Authority
HK
Hong Kong
Prior art keywords
input voltage
protective circuit
against excessive
load against
excessive input
Prior art date
Application number
HK98115745A
Other languages
English (en)
Inventor
Richard K Williams
Original Assignee
Siliconix Inc
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 Siliconix Inc filed Critical Siliconix Inc
Publication of HK1014402A1 publication Critical patent/HK1014402A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
    • H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
    • H02H9/042—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage comprising means to limit the absorbed power or indicate damaged over-voltage protection device
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/00308—Overvoltage protection
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
    • H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
    • H01L2924/0001—Technical content checked by a classifier
    • H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Protection Of Static Devices (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Electronic Switches (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Insulated Gate Type Field-Effect Transistor (AREA)
HK98115745A 1994-10-19 1998-12-28 Protective circuit for protecting load against excessive input voltage HK1014402A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/325,860 US5585991A (en) 1994-10-19 1994-10-19 Protective circuit for protecting load against excessive input voltage

Publications (1)

Publication Number Publication Date
HK1014402A1 true HK1014402A1 (en) 1999-09-24

Family

ID=23269773

Family Applications (1)

Application Number Title Priority Date Filing Date
HK98115745A HK1014402A1 (en) 1994-10-19 1998-12-28 Protective circuit for protecting load against excessive input voltage

Country Status (5)

Country Link
US (1) US5585991A (xx)
EP (1) EP0708515B1 (xx)
JP (1) JP4031539B2 (xx)
DE (1) DE69518049T2 (xx)
HK (1) HK1014402A1 (xx)

Families Citing this family (43)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3368124B2 (ja) * 1995-10-26 2003-01-20 キヤノン株式会社 過充電防止回路
US6185082B1 (en) 1999-06-01 2001-02-06 System General Corporation Protection circuit for a boost power converter
DE19964097A1 (de) * 1999-12-31 2001-07-26 Nokia Mobile Phones Ltd Schutzschaltung für eine elektronische Einheit gegen länger anhaltende Überspannung
JP2002299569A (ja) * 2001-03-29 2002-10-11 Sanyo Electric Co Ltd スイッチング用ｍｏｓトランジスタの保護回路
DE10135168A1 (de) * 2001-07-19 2003-02-13 Bosch Gmbh Robert Vorrichtung zum Schutz elektronischer Bauelemente
ITTO20020263A1 (it) * 2002-03-25 2003-09-25 Sila Holding Ind Spa Circuito di interfaccia fra una sorgente di tensione continua ed un circuito di pilotaggio di un carico,particolarmente per l'impiego a bord
US6700765B2 (en) * 2002-05-31 2004-03-02 Delphi Technologies, Inc. High current series-pass over-voltage protection circuit
AU2003259268A1 (en) * 2002-07-29 2004-02-16 Raytheon Company Method and system for protecting a vehicle system from a load dump
US6882513B2 (en) * 2002-09-13 2005-04-19 Ami Semiconductor, Inc. Integrated overvoltage and reverse voltage protection circuit
JP4574960B2 (ja) 2003-06-24 2010-11-04 ルネサスエレクトロニクス株式会社 車両用電源制御装置及び制御チップ
US6970337B2 (en) * 2003-06-24 2005-11-29 Linear X Systems Inc. High-voltage low-distortion input protection current limiter
DE10344182A1 (de) * 2003-09-24 2005-04-21 Bosch Gmbh Robert Schaltungsanordnung mit Verpolschutz für ein Kraftfahrzeug
JP4148162B2 (ja) * 2004-03-05 2008-09-10 株式会社デンソー 回路システム
US7271989B2 (en) * 2004-06-03 2007-09-18 Altera Corporation Electrostatic discharge protection circuit
US7139157B2 (en) * 2004-07-30 2006-11-21 Kyocera Wireless Corp. System and method for protecting a load from a voltage source
JP4847970B2 (ja) 2005-01-31 2011-12-28 ジョージア テック リサーチ コーポレイション アクティブサージ電流制限器
US7245135B2 (en) * 2005-08-01 2007-07-17 Touchdown Technologies, Inc. Post and tip design for a probe contact
EP2680386A1 (en) 2005-10-24 2014-01-01 Georgia Tech Research Corporation Reduction of Inrush Current Due to Voltage Sags by Impedance Removal Timing
JP2007329998A (ja) * 2006-06-06 2007-12-20 Ricoh Co Ltd 過電圧保護回路、過電圧保護回路の過電圧保護方法及び過電圧保護回路を有する半導体装置
JP5432121B2 (ja) 2007-04-05 2014-03-05 ジョージア テック リサーチ コーポレーション 電圧サージ及び過電圧の保護
CN101291108B (zh) * 2007-04-19 2010-11-17 立锜科技股份有限公司 电荷泵启动电路与方法
US7489182B2 (en) * 2007-05-17 2009-02-10 Richtek Technology Corporation Charge pump start up circuit and method thereof
US7800869B1 (en) 2007-08-27 2010-09-21 National Semiconductor Corporation Apparatus and method for power supply overvoltage disconnect protection
US7660090B1 (en) 2007-08-27 2010-02-09 National Semiconductor Corporation Apparatus and method for input voltage transient protection with a low-voltage reset circuit
US7561394B2 (en) * 2007-12-10 2009-07-14 Visteon Global Technologies, Inc. System and method for overvoltage protection
US8922961B2 (en) * 2009-09-25 2014-12-30 Hamilton Sundstrand Corporation Two-level lightning protection circuit
DE102009046606A1 (de) * 2009-11-11 2011-05-12 Robert Bosch Gmbh Schutzelement für elektronische Schaltungen
CN102261164B (zh) * 2010-05-24 2014-04-16 香港理工大学 Frp-混凝土-钢双壁组合管梁及采用该梁的梁板式组合结构
JP5558938B2 (ja) * 2010-06-30 2014-07-23 日立アロカメディカル株式会社 超音波診断装置の受信入力保護回路
CN102315629A (zh) * 2010-07-01 2012-01-11 鸿富锦精密工业（深圳）有限公司 保护电路及具有该保护电路的电子装置
JP5593904B2 (ja) * 2010-07-16 2014-09-24 株式会社リコー 電圧クランプ回路およびこれを用いた集積回路
WO2012092606A2 (en) 2010-12-30 2012-07-05 Innovolt, Inc. Line cord a ride-through functionality for momentary disturbances
WO2012145383A2 (en) 2011-04-18 2012-10-26 Innovolt, Inc. Voltage sag corrector using a variable duty cycle boost converter
US8659860B2 (en) * 2011-07-14 2014-02-25 Cooper Technologies Company Transient voltage blocking for power converter
JP2013074749A (ja) * 2011-09-28 2013-04-22 Seiko Instruments Inc 過充電防止回路及び半導体装置
US9030792B2 (en) 2012-04-20 2015-05-12 Continental Automotive Systems, Inc. Overvoltage protection method using exposed device supply rail
US20130295869A1 (en) * 2012-05-01 2013-11-07 Microsemi Corporation Square law extension technique for high speed radio detection
FR2994750B1 (fr) * 2012-08-23 2015-12-11 St Microelectronics Rousset Alimentation d'une charge a potentiel flottant
FR3016751B1 (fr) * 2014-01-21 2017-10-06 Mersen France Sb Sas Dispositif de protection d'un circuit contre des surtensions et organe d'alimentation electrique comprenant un tel dispositif
US10205313B2 (en) 2015-07-24 2019-02-12 Symptote Technologies, LLC Two-transistor devices for protecting circuits from sustained overcurrent
EP3353870B1 (en) * 2015-09-21 2023-06-07 Symptote Technologies LLC One-transistor devices for protecting circuits and autocatalytic voltage conversion therefor
US10516262B2 (en) * 2016-12-01 2019-12-24 Osypka Medical Gmbh Overvoltage protection device and method
US11095111B2 (en) * 2018-04-02 2021-08-17 Allegro Microsystems, Llc Systems and methods for transient pulse protection

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4835416A (en) * 1987-08-31 1989-05-30 National Semiconductor Corporation VDD load dump protection circuit
EP0401410B1 (de) * 1989-06-08 1993-12-29 Siemens Aktiengesellschaft Schaltungsanordnung zum Schutz elektronischer Schaltungen vor Überspannung
US5302889A (en) * 1992-06-19 1994-04-12 Honeywell Inc. Voltage regulator
US5517379A (en) * 1993-05-26 1996-05-14 Siliconix Incorporated Reverse battery protection device containing power MOSFET
GB2374346B (en) 2001-04-10 2003-04-23 Mon-Sheng Lin Liquid bubble solution for producing luminous bubbles

Also Published As

Publication number Publication date
JPH08213619A (ja) 1996-08-20
DE69518049T2 (de) 2000-12-21
DE69518049D1 (de) 2000-08-24
EP0708515A1 (en) 1996-04-24
JP4031539B2 (ja) 2008-01-09
EP0708515B1 (en) 2000-07-19
US5585991A (en) 1996-12-17

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20041016