Dual-mode transistor turn-off

Details Dual-mode transistor turn-off Dual-mode transistor turn-off

1980-08-08

1983-02-22

Eisenzopf, Reinhard J.

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific voltage responsive fault sensor

361101, 307254, H02H 904

Patent

active

043750745

ABSTRACT:
A method and apparatus for applying a reverse bias voltage to the base-emitter junction of a transistor, for turning off the transistor from a normal conduction state, or for connecting a relatively low impedance current path between the base and emitter electrodes for turning off the transistor from a fault conduction state.

REFERENCES:
patent: 3244910 (1966-04-01), Leifer
patent: 3449598 (1969-06-01), Wright
patent: 4006370 (1977-02-01), Erler
patent: 4132906 (1979-01-01), Allen
patent: 4158866 (1979-06-01), Baker
patent: 4224535 (1980-09-01), Wilson et al.

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