DE69210224D1 - Schutzschaltung für Leistungstransistor - Google Patents

Schutzschaltung für Leistungstransistor

Info

Publication number
DE69210224D1
DE69210224D1 DE69210224T DE69210224T DE69210224D1 DE 69210224 D1 DE69210224 D1 DE 69210224D1 DE 69210224 T DE69210224 T DE 69210224T DE 69210224 T DE69210224 T DE 69210224T DE 69210224 D1 DE69210224 D1 DE 69210224D1
Authority
DE
Germany
Prior art keywords
protection circuit
power transistor
transistor
power
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
DE69210224T
Other languages
English (en)
Other versions
DE69210224T2 (de
Inventor
Ryuichi Shinoda
Jun Honda
Kunihiro Miyata
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.)
Pioneer Corp
Original Assignee
Pioneer Electronic 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 JP4126185A external-priority patent/JP2609567B2/ja
Priority claimed from JP4126186A external-priority patent/JPH0720027B2/ja
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of DE69210224D1 publication Critical patent/DE69210224D1/de
Application granted granted Critical
Publication of DE69210224T2 publication Critical patent/DE69210224T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
DE69210224T 1992-05-19 1992-06-30 Schutzschaltung für Leistungstransistor Expired - Fee Related DE69210224T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP4126185A JP2609567B2 (ja) 1992-05-19 1992-05-19 電力用トランジスタの保護装置
JP4126186A JPH0720027B2 (ja) 1992-05-19 1992-05-19 電力用トランジスタの保護装置

Publications (2)

Publication Number Publication Date
DE69210224D1 true DE69210224D1 (de) 1996-05-30
DE69210224T2 DE69210224T2 (de) 1996-09-05

Family

ID=26462407

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69210224T Expired - Fee Related DE69210224T2 (de) 1992-05-19 1992-06-30 Schutzschaltung für Leistungstransistor

Country Status (3)

Country Link
US (1) US5383083A (de)
EP (1) EP0570617B1 (de)
DE (1) DE69210224T2 (de)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE511337C2 (sv) * 1996-11-08 1999-09-13 Ericsson Telefon Ab L M Anordning för att skydda sluttransistorerna i en effektförstärkare
JPH1146120A (ja) * 1997-07-25 1999-02-16 Mitsubishi Electric Corp 差動増幅回路
DE19742930C1 (de) * 1997-09-29 1998-11-19 Siemens Ag Leistungsschalter mit Überlastschutz
SE512796C2 (sv) * 1998-09-18 2000-05-15 Ericsson Telefon Ab L M Förfarande jämte anordning för att mäta temperatur i en halvledarkomponent
WO2000019572A1 (en) * 1998-09-30 2000-04-06 Mackie Designs Inc. Monitoring output power to protect a power amplifier
US6060834A (en) * 1998-09-30 2000-05-09 Honda Giken Kogyo Kabushiki Kaisha Protection from overheating of a switching transistor that delivers current to a daytime running light on a vehicle
US6008585A (en) * 1998-09-30 1999-12-28 Honda Giken Kogyo Kabushiki Kaisha Apparatus and method for preventing from a short load excessive current flow through a field effect transistor that delivers current to a daytime running light on a vehicle
US6203191B1 (en) 1998-10-28 2001-03-20 Speculative Incorporated Method of junction temperature determination and control utilizing heat flow
JP3584832B2 (ja) * 2000-01-25 2004-11-04 オムロン株式会社 電動パワーステアリング装置
JP3558959B2 (ja) * 2000-05-25 2004-08-25 シャープ株式会社 温度検出回路およびそれを用いる液晶駆動装置
US6927626B2 (en) * 2002-09-23 2005-08-09 Harman International Industries, Incorporated Thermal protection system for an output stage of an amplifier
US7463079B2 (en) * 2006-05-05 2008-12-09 Honeywell International Inc. Short circuit protection by gate voltage sensing
US7692468B1 (en) * 2008-09-19 2010-04-06 Qualcomm Incorporated Voltage clamp
KR20100056244A (ko) * 2008-11-19 2010-05-27 페어차일드코리아반도체 주식회사 스위치 구동 회로 및 스위치 구동 방법
US8380451B2 (en) * 2009-07-14 2013-02-19 Ford Global Technologies, Llc System and method for monitoring the state of health of a power electronic system
DE102013216492A1 (de) * 2013-08-20 2015-02-26 Conti Temic Microelectronic Gmbh Verfahren zum Schützen eines steuerbaren Halbleiterschalters gegen Überlast und Kurzschluss in einem Lastkreis
JP6191592B2 (ja) * 2014-12-25 2017-09-06 オンキヨー＆パイオニアテクノロジー株式会社 保護装置
KR20180069954A (ko) * 2016-12-15 2018-06-26 현대자동차주식회사 파워모듈의 정션온도 측정 방법
FR3078132B1 (fr) 2018-02-21 2020-05-22 Arkema France Structure tubulaire annelee destinee au transport de carburant dans le reservoir
CN113671384B (zh) * 2021-08-20 2023-06-16 华北电力大学（保定） 一种电池温度预测方法及系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808545A (en) * 1972-10-04 1974-04-30 Int Radio & Electronics Corp High power bridge audio amplifier
DE2656466C3 (de) * 1976-12-14 1980-03-27 Standard Elektrik Lorenz Ag, 7000 Stuttgart Überlastungsschutz für Transistoren
DE2705583C2 (de) * 1977-02-10 1982-04-08 Siemens AG, 1000 Berlin und 8000 München Transistorschaltung mit einem vor thermischer Zerstörung zu schützenden Transistor
JPS5518118A (en) * 1978-07-26 1980-02-08 Hitachi Ltd Transistor power amplifier circuit
IT1202895B (it) * 1979-02-27 1989-02-15 Ates Componenti Elettron Dispositivo di protezione termica per un componente elettronico a semiconduttore
US4330809A (en) * 1979-12-31 1982-05-18 Crown International, Inc. Thermal protection circuit for the die of a transistor
US4355341A (en) * 1980-06-30 1982-10-19 Rca Corporation Power protection circuit for transistors
JPS57124909A (en) * 1981-01-27 1982-08-04 Toshiba Corp Output transistor protection circuit
JPS6029005A (ja) * 1983-07-25 1985-02-14 Fuji Electric Co Ltd パワ−トランジスタ駆動回路
NL8302902A (nl) * 1983-08-18 1985-03-18 Philips Nv Transistorbeveiligingsschakeling.
US4611180A (en) * 1985-01-09 1986-09-09 Crown International, Inc. Grounded bridge amplifier protection through transistor thermo protection
JPH0683042B2 (ja) * 1986-03-31 1994-10-19 株式会社東芝 出力ドライバ回路

Also Published As

Publication number Publication date
EP0570617B1 (de) 1996-04-24
EP0570617A1 (de) 1993-11-24
DE69210224T2 (de) 1996-09-05
US5383083A (en) 1995-01-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee