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DE60030432D1 - Überspannungsschutz - Google Patents

Überspannungsschutz

Info

Publication number
DE60030432D1
DE60030432D1 DE60030432T DE60030432T DE60030432D1 DE 60030432 D1 DE60030432 D1 DE 60030432D1 DE 60030432 T DE60030432 T DE 60030432T DE 60030432 T DE60030432 T DE 60030432T DE 60030432 D1 DE60030432 D1 DE 60030432D1
Authority
DE
Germany
Prior art keywords
overvoltage protection
overvoltage
protection
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 - Fee Related
Application number
DE60030432T
Other languages
English (en)
Other versions
DE60030432T2 (de
Inventor
Helge Stenstroem
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Publication of DE60030432D1 publication Critical patent/DE60030432D1/de
Application granted granted Critical
Publication of DE60030432T2 publication Critical patent/DE60030432T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/52—Circuit arrangements for protecting such amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45326—Indexing scheme relating to differential amplifiers the AAC comprising one or more extra diodes, e.g. as level shifter, as diode coupled transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
DE60030432T 1999-04-22 2000-04-19 Überspannungsschutz Expired - Fee Related DE60030432T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9901483A SE516477C2 (sv) 1999-04-22 1999-04-22 Förstärkare av differentiell typ.
SE9901483 1999-04-22
PCT/SE2000/000761 WO2000065711A1 (en) 1999-04-22 2000-04-19 Overvoltage protection

Publications (2)

Publication Number Publication Date
DE60030432D1 true DE60030432D1 (de) 2006-10-12
DE60030432T2 DE60030432T2 (de) 2007-09-20

Family

ID=20415343

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60030432T Expired - Fee Related DE60030432T2 (de) 1999-04-22 2000-04-19 Überspannungsschutz

Country Status (12)

Country Link
US (1) US6483683B1 (de)
EP (1) EP1181773B1 (de)
JP (1) JP2002543650A (de)
KR (1) KR20020053031A (de)
CN (1) CN1199350C (de)
AU (1) AU4634000A (de)
CA (1) CA2371066A1 (de)
DE (1) DE60030432T2 (de)
HK (1) HK1047657A1 (de)
SE (1) SE516477C2 (de)
TW (1) TW478230B (de)
WO (1) WO2000065711A1 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7026839B1 (en) 2003-06-26 2006-04-11 Marvell International Ltd. Circuits, architectures, systems and methods for overvoltage protection
JP2005303497A (ja) * 2004-04-08 2005-10-27 Denso Corp 差動増幅回路
DE102005061830B3 (de) * 2005-12-23 2007-06-28 Siemens Ag Österreich Backup Schaltung mit Ladungsspeicher
EP2297781A1 (de) * 2008-06-04 2011-03-23 Freescale Semiconductor, Inc. Schaltung zum schutz vor elektrostatischen entladungen, geräte und verfahren
US8253471B2 (en) * 2009-10-09 2012-08-28 Fairchild Semiconductor Corporation High impedance bias network
JP6065554B2 (ja) * 2012-12-03 2017-01-25 富士電機株式会社 比較器
CN104270130A (zh) * 2014-10-17 2015-01-07 国网河南省电力公司漯河供电公司 一种自带隔离电源的电动机控制器驱动电路
US12132452B2 (en) 2020-06-05 2024-10-29 Analog Devices, Inc. Apparatus and methods for amplifier input-overvoltage protection with low leakage current
CN114629449B (zh) * 2020-12-10 2023-05-26 圣邦微电子（北京）股份有限公司 运算放大器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5240017B2 (de) * 1972-10-16 1977-10-08
JPS54550A (en) * 1977-06-03 1979-01-05 Hitachi Denshi Ltd Boltage comparison circuit
US5206550A (en) * 1991-06-20 1993-04-27 Texas Instruments, Incorporated Amplifier with actively clamped load
US5491437A (en) * 1994-12-01 1996-02-13 Texas Instruments Incorporated Amplifier circuit and method

Also Published As

Publication number Publication date
WO2000065711A1 (en) 2000-11-02
AU4634000A (en) 2000-11-10
US6483683B1 (en) 2002-11-19
CN1355957A (zh) 2002-06-26
SE516477C2 (sv) 2002-01-22
CA2371066A1 (en) 2000-11-02
KR20020053031A (ko) 2002-07-04
CN1199350C (zh) 2005-04-27
SE9901483D0 (sv) 1999-04-22
JP2002543650A (ja) 2002-12-17
EP1181773A1 (de) 2002-02-27
DE60030432T2 (de) 2007-09-20
HK1047657A1 (zh) 2003-02-28
TW478230B (en) 2002-03-01
EP1181773B1 (de) 2006-08-30
SE9901483L (sv) 2001-01-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee