FR2414251B1 - Transistor protege contre les surintensites - Google Patents

Transistor protege contre les surintensites

Info

Publication number
FR2414251B1
FR2414251B1 FR7900446A FR7900446A FR2414251B1 FR 2414251 B1 FR2414251 B1 FR 2414251B1 FR 7900446 A FR7900446 A FR 7900446A FR 7900446 A FR7900446 A FR 7900446A FR 2414251 B1 FR2414251 B1 FR 2414251B1
Authority
FR
France
Prior art keywords
protects against
against overcurrents
transistor protects
transistor
overcurrents
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
Application number
FR7900446A
Other languages
English (en)
French (fr)
Other versions
FR2414251A1 (fr
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of FR2414251A1 publication Critical patent/FR2414251A1/fr
Application granted granted Critical
Publication of FR2414251B1 publication Critical patent/FR2414251B1/fr
Expired legal-status Critical Current

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
    • 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
FR7900446A 1978-01-10 1979-01-09 Transistor protege contre les surintensites Expired FR2414251B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7800277A SE409789B (sv) 1978-01-10 1978-01-10 Overstromsskyddad transistor

Publications (2)

Publication Number Publication Date
FR2414251A1 FR2414251A1 (fr) 1979-08-03
FR2414251B1 true FR2414251B1 (fr) 1985-09-27

Family

ID=20333633

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7900446A Expired FR2414251B1 (fr) 1978-01-10 1979-01-09 Transistor protege contre les surintensites

Country Status (6)

Country Link
AU (1) AU524509B2 (sv)
DE (1) DE2900236A1 (sv)
FR (1) FR2414251B1 (sv)
GB (1) GB2012139B (sv)
IT (1) IT1110441B (sv)
SE (1) SE409789B (sv)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1197307B (it) * 1986-09-30 1988-11-30 Sgs Microelettronica Spa Transistore di potenza con comportamento migliorato e autoprotetto nei confronti della rottura secondaria diretta

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL239104A (sv) * 1958-05-26 1900-01-01 Western Electric Co
US3845405A (en) * 1973-05-24 1974-10-29 Rca Corp Composite transistor device with over current protection
FR2320635A1 (fr) * 1975-08-05 1977-03-04 Thomson Csf Dispositif de protection pour transistor, notamment pour transistor de circuit integre monolithique, et transistor pourvu d'un tel dispositif
SE396853B (sv) * 1976-11-12 1977-10-03 Ericsson Telefon Ab L M Tvapol innefattande en transistor
US4180749A (en) * 1977-07-18 1979-12-25 Texas Instruments Incorporated Input buffer for integrated injection logic circuits

Also Published As

Publication number Publication date
IT7919179A0 (it) 1979-01-10
SE7800277L (sv) 1979-07-11
DE2900236A1 (de) 1979-07-12
FR2414251A1 (fr) 1979-08-03
AU4312379A (en) 1979-07-19
IT1110441B (it) 1985-12-23
GB2012139B (en) 1982-03-10
SE409789B (sv) 1979-09-03
DE2900236C2 (sv) 1990-06-21
GB2012139A (en) 1979-07-18
AU524509B2 (en) 1982-09-23

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Legal Events

Date Code Title Description
ST Notification of lapse