DE3784827T2 - Leistungstransistor mit selbstschutz gegen sekundaerdurchschlag. - Google Patents

Leistungstransistor mit selbstschutz gegen sekundaerdurchschlag.

Info

Publication number
DE3784827T2
DE3784827T2 DE8787113758T DE3784827T DE3784827T2 DE 3784827 T2 DE3784827 T2 DE 3784827T2 DE 8787113758 T DE8787113758 T DE 8787113758T DE 3784827 T DE3784827 T DE 3784827T DE 3784827 T2 DE3784827 T2 DE 3784827T2
Authority
DE
Germany
Prior art keywords
self
protection against
power transistor
secondary flash
against secondary
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
DE8787113758T
Other languages
English (en)
Other versions
DE3784827D1 (de
Inventor
Bruno Murari
Flavio Villa
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.)
STMicroelectronics SRL
Original Assignee
SGS Thomson Microelectronics SRL
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 SGS Thomson Microelectronics SRL filed Critical SGS Thomson Microelectronics SRL
Application granted granted Critical
Publication of DE3784827D1 publication Critical patent/DE3784827D1/de
Publication of DE3784827T2 publication Critical patent/DE3784827T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/20—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment
    • H02H7/205—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for electronic equipment for controlled semi-conductors which are not included in a specific circuit arrangement
    • 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
    • H02H9/02—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess current
    • 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
    • H03K17/082—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit
    • H03K17/0826—Modifications for protecting switching circuit against overcurrent or overvoltage by feedback from the output to the control circuit in bipolar transistor switches

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Power Conversion In General (AREA)
  • Bipolar Transistors (AREA)
  • Amplifiers (AREA)
DE8787113758T 1986-09-30 1987-09-21 Leistungstransistor mit selbstschutz gegen sekundaerdurchschlag. Expired - Fee Related DE3784827T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21855/86A IT1197307B (it) 1986-09-30 1986-09-30 Transistore di potenza con comportamento migliorato e autoprotetto nei confronti della rottura secondaria diretta

Publications (2)

Publication Number Publication Date
DE3784827D1 DE3784827D1 (de) 1993-04-22
DE3784827T2 true DE3784827T2 (de) 1993-06-24

Family

ID=11187807

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787113758T Expired - Fee Related DE3784827T2 (de) 1986-09-30 1987-09-21 Leistungstransistor mit selbstschutz gegen sekundaerdurchschlag.

Country Status (5)

Country Link
US (1) US4821136A (de)
EP (1) EP0263343B1 (de)
JP (1) JP2627511B2 (de)
DE (1) DE3784827T2 (de)
IT (1) IT1197307B (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5261025A (en) * 1989-01-19 1993-11-09 Curtis Instruments, Inc. Method and apparatus for DC motor speed control
EP0393224B1 (de) * 1989-04-20 1994-02-16 Siemens Aktiengesellschaft Schaltungsanordnung zur Temperaturüberwachung von in einem Halbleiterschaltkreis integrierten Leistungsschalttransistoren
GB2283622B (en) * 1993-11-03 1998-01-14 Plessey Semiconductors Ltd Overvoltage protection circuit

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5423548B2 (de) * 1973-10-23 1979-08-14
US3924158A (en) * 1974-10-24 1975-12-02 Hughes Aircraft Co Electronic overload protection device
SE409789B (sv) * 1978-01-10 1979-09-03 Ericsson Telefon Ab L M Overstromsskyddad transistor
GB2020504B (en) * 1978-05-05 1982-06-09 Lucas Industries Ltd Transistor protection circuits
JPS56143706A (en) * 1980-04-09 1981-11-09 Mitsubishi Electric Corp Protective device for transistor
JPS5779719A (en) * 1980-11-05 1982-05-19 Hitachi Ltd Audio amplifier
DE3202319A1 (de) * 1982-01-26 1983-07-28 Siemens AG, 1000 Berlin und 8000 München Schutzschaltung fuer einen leistungstransistor
DE3309492A1 (de) * 1983-03-14 1984-09-20 Siemens AG, 1000 Berlin und 8000 München Anordnung mit einem schalttransistor
IT1213171B (it) * 1984-05-21 1989-12-14 Ates Componenti Elettron Transistore bipolare di potenza.
IT1215230B (it) * 1985-01-08 1990-01-31 Ates Componenti Elettron Diretta. dispositivo a semiconduttore integrato con drastica riduzione dei fenomeni di rottura secondaria

Also Published As

Publication number Publication date
JPS6394708A (ja) 1988-04-25
EP0263343A3 (en) 1989-10-11
IT8621855A0 (it) 1986-09-30
EP0263343A2 (de) 1988-04-13
IT8621855A1 (it) 1988-03-30
US4821136A (en) 1989-04-11
JP2627511B2 (ja) 1997-07-09
DE3784827D1 (de) 1993-04-22
EP0263343B1 (de) 1993-03-17
IT1197307B (it) 1988-11-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: STMICROELECTRONICS S.R.L., AGRATE BRIANZA, MAILAND

8339 Ceased/non-payment of the annual fee