Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific current responsive fault sensor
Patent
1989-12-18
1990-07-31
Jennings, Derek S.
Electricity: electrical systems and devices
Safety and protection of systems and devices
With specific current responsive fault sensor
361 84, 323277, 307127, H02H 308
Patent
active
049454447
ABSTRACT:
An integratable circuit configuration includes a first transistor of one conduction type having an emitter being acted upon by a first potential, a collector being acted upon by a second potential, a base, a base-to-collector path and a base-to-emitter path. A resistor is connected in parallel with the base-to-emitter path of the first transistor. A second transistor of the other conduction type is connected to the base of the first transistor for triggering. A diode may be connected in parallel with the base-to-collector path of the first transistor. The diode conducts in inverse operation for reverse current reduction during inverse operation of the first transistor. A third transistor may be connected to the first transistor instead of the diode and fourth and further transistors may also be connected to the first transistor.
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Electronic Engineering, Sep. 1972, vol. 44, No. 535, pp. 61-63; L. S. Cornish, "Transient Testing Vital To, Etc.".
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Sanken New Products Information, T-101, "Low Dropout Hybrid Voltage Regulator", Sanken Electric Co.
Lenz Michael
Schwertlein Frank-Lothar
Greenberg Laurence A.
Jennings Derek S.
Lerner Herbert L.
Siemens Aktiengesellschaft
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