FR1252784A - Dispositif de protection de circuits à transistors - Google Patents

Dispositif de protection de circuits à transistors

Info

Publication number
FR1252784A
FR1252784A FR813948A FR813948A FR1252784A FR 1252784 A FR1252784 A FR 1252784A FR 813948 A FR813948 A FR 813948A FR 813948 A FR813948 A FR 813948A FR 1252784 A FR1252784 A FR 1252784A
Authority
FR
France
Prior art keywords
protection device
circuit protection
transistor circuit
transistor
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
Application number
FR813948A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 US783327A external-priority patent/US3089036A/en
Application filed by International Business Machines Corp filed Critical International Business Machines Corp
Priority to FR813948A priority Critical patent/FR1252784A/fr
Application granted granted Critical
Publication of FR1252784A publication Critical patent/FR1252784A/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
    • H03K17/22—Modifications for ensuring a predetermined initial state when the supply voltage has been applied
    • H03K17/24—Storing the actual state when the supply voltage fails
    • 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
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/56—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices
    • H03K17/60—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of semiconductor devices the devices being bipolar transistors
FR813948A 1958-12-29 1959-12-23 Dispositif de protection de circuits à transistors Expired FR1252784A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR813948A FR1252784A (fr) 1958-12-29 1959-12-23 Dispositif de protection de circuits à transistors

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US783327A US3089036A (en) 1958-12-29 1958-12-29 Transistor protective circuit
FR813948A FR1252784A (fr) 1958-12-29 1959-12-23 Dispositif de protection de circuits à transistors

Publications (1)

Publication Number Publication Date
FR1252784A true FR1252784A (fr) 1961-02-03

Family

ID=26184817

Family Applications (1)

Application Number Title Priority Date Filing Date
FR813948A Expired FR1252784A (fr) 1958-12-29 1959-12-23 Dispositif de protection de circuits à transistors

Country Status (1)

Country Link
FR (1) FR1252784A (fr)

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