ATE152304T1 - Schaltung und verfahren zur erweiterung der sicheren arbeitszone eines bipolartransistors - Google Patents

Schaltung und verfahren zur erweiterung der sicheren arbeitszone eines bipolartransistors

Info

Publication number
ATE152304T1
ATE152304T1 AT94910888T AT94910888T ATE152304T1 AT E152304 T1 ATE152304 T1 AT E152304T1 AT 94910888 T AT94910888 T AT 94910888T AT 94910888 T AT94910888 T AT 94910888T AT E152304 T1 ATE152304 T1 AT E152304T1
Authority
AT
Austria
Prior art keywords
circuit
transistor
expanding
base current
bipolar transistor
Prior art date
Application number
AT94910888T
Other languages
English (en)
Inventor
John Sanford Prentice
Original Assignee
Harris 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 Harris Corp filed Critical Harris Corp
Application granted granted Critical
Publication of ATE152304T1 publication Critical patent/ATE152304T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K17/081—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit
    • H03K17/0812—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit
    • H03K17/08126—Modifications for protecting switching circuit against overcurrent or overvoltage without feedback from the output circuit to the control circuit by measures taken in the control circuit in bipolar transitor switches
    • 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
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K2017/0806—Modifications for protecting switching circuit against overcurrent or overvoltage against excessive temperature

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplifiers (AREA)
  • Bipolar Integrated Circuits (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Electronic Switches (AREA)
  • Semiconductor Integrated Circuits (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Protection Of Static Devices (AREA)
  • Emergency Protection Circuit Devices (AREA)
AT94910888T 1993-02-26 1994-02-28 Schaltung und verfahren zur erweiterung der sicheren arbeitszone eines bipolartransistors ATE152304T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/023,117 US5357089A (en) 1993-02-26 1993-02-26 Circuit and method for extending the safe operating area of a BJT

Publications (1)

Publication Number Publication Date
ATE152304T1 true ATE152304T1 (de) 1997-05-15

Family

ID=21813228

Family Applications (1)

Application Number Title Priority Date Filing Date
AT94910888T ATE152304T1 (de) 1993-02-26 1994-02-28 Schaltung und verfahren zur erweiterung der sicheren arbeitszone eines bipolartransistors

Country Status (8)

Country Link
US (1) US5357089A (de)
EP (1) EP0686321B1 (de)
JP (1) JPH08507420A (de)
KR (1) KR100318882B1 (de)
AT (1) ATE152304T1 (de)
CA (1) CA2156923A1 (de)
DE (1) DE69402839T2 (de)
WO (1) WO1994019870A1 (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5809410A (en) * 1993-07-12 1998-09-15 Harris Corporation Low voltage RF amplifier and mixed with single bias block and method
US5519886A (en) * 1994-09-26 1996-05-21 Motorola, Inc. Method and apparatus for controlling device temperature during transmissions
EP0709956B1 (de) * 1994-10-27 2002-10-09 Co.Ri.M.Me. Consorzio Per La Ricerca Sulla Microelettronica Nel Mezzogiorno Verfahren und Schaltungsanordnung zum Transistorschutz gegen Ausschaltung und Spannungsregler der dieses Verfahren anwendet
US6230118B1 (en) 1997-06-30 2001-05-08 Cirrus Logic, Inc. DOS based application supports for a controllerless modem
CA2266322C (en) 1998-04-03 2011-10-25 Wayne Kwok-Wai Wong High current protection circuit for telephone interface
US6137366A (en) * 1998-04-07 2000-10-24 Maxim Integrated Products, Inc. High VSWR mismatch output stage
KR100307534B1 (ko) * 1999-09-07 2001-11-05 김영환 백 바이어스 레벨 센싱 회로
JP2001196868A (ja) 2000-01-13 2001-07-19 Sony Corp 増幅器およびこれを用いた無線通信装置
JP3904817B2 (ja) * 2000-08-31 2007-04-11 株式会社ルネサステクノロジ 電力増幅器モジュール
US6621351B2 (en) * 2001-08-23 2003-09-16 Motorola, Inc. RF amplifier and method therefor
JP2005191791A (ja) * 2003-12-25 2005-07-14 Matsushita Electric Ind Co Ltd 電力増幅器の保護回路
US7255476B2 (en) * 2004-04-14 2007-08-14 International Business Machines Corporation On chip temperature measuring and monitoring circuit and method
JP4568033B2 (ja) * 2004-06-10 2010-10-27 株式会社東芝 半導体増幅回路
JP2006303668A (ja) * 2005-04-18 2006-11-02 Matsushita Electric Ind Co Ltd 出力インピーダンス可変回路
US7789685B2 (en) * 2006-12-18 2010-09-07 Caterpillar Inc Electrical shorting system
US7616421B2 (en) * 2006-12-18 2009-11-10 Caterpillar Inc. Electrical interface system
GB2448761A (en) * 2007-04-27 2008-10-29 Cambridge Semiconductor Ltd Protecting a power converter switch
US7621671B2 (en) * 2007-05-16 2009-11-24 Infineon Technologies Ag Method and apparatus for thermal protection in an integrated circuit
CN102033565B (zh) * 2009-09-24 2013-03-13 上海华虹Nec电子有限公司 电压基准电路
US8120414B2 (en) * 2010-06-01 2012-02-21 Enerdel, Inc. Low-noise current source
US8781764B2 (en) 2011-03-16 2014-07-15 Deere & Company System for detecting a short circuit associated with a direct current bus
KR102098884B1 (ko) * 2012-08-15 2020-04-08 스카이워크스 솔루션즈, 인코포레이티드 무선 주파수 전력 증폭기에 대한 제어기에 관련된 시스템, 회로 및 방법
US20230096011A1 (en) * 2021-09-29 2023-03-30 Qorvo Us, Inc. Power amplifier with protection loops
US20230094883A1 (en) * 2021-09-29 2023-03-30 Qorvo Us, Inc. Power amplifier with protection loop

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2864904A (en) * 1955-11-29 1958-12-16 Honeywell Regulator Co Semi-conductor circuit
FR2353173A1 (fr) * 1976-04-13 1977-12-23 Thomson Csf Amplificateur de puissance transistorise fonctionnant en classe ab et son circuit de polarisation
US4090227A (en) * 1977-03-29 1978-05-16 Bell Telephone Laboratories, Incorporated Transient-protected signal distribution circuit
SU1137564A1 (ru) * 1982-02-08 1985-01-30 Turchenkov Vladimir Усилитель мощности
DE3216833A1 (de) * 1982-05-05 1983-11-10 Siemens AG, 1000 Berlin und 8000 München Schutzschaltung fuer einen schalttransistor
JPS59156022A (ja) * 1983-02-25 1984-09-05 Hitachi Ltd ドライブ回路
DE3524050A1 (de) * 1985-07-05 1987-01-08 Bosch Gmbh Robert Halbleiteranordnung mit einer linearen leistungs-transistorstufe
US4698582A (en) * 1986-07-23 1987-10-06 Motorola, Inc. Power driver having short circuit protection

Also Published As

Publication number Publication date
CA2156923A1 (en) 1994-09-01
JPH08507420A (ja) 1996-08-06
DE69402839T2 (de) 1997-11-27
DE69402839D1 (de) 1997-05-28
EP0686321B1 (de) 1997-04-23
US5357089A (en) 1994-10-18
KR960701513A (ko) 1996-02-24
EP0686321A1 (de) 1995-12-13
KR100318882B1 (ko) 2002-04-22
WO1994019870A1 (en) 1994-09-01

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties