Protection circuit for a data driver

Details Protection circuit for a data driver Protection circuit for a data driver

1981-04-10

1982-07-27

Eisenzopf, Reinhard J.

Electricity: electrical systems and devices

Safety and protection of systems and devices

With specific current responsive fault sensor

307473, 307471, 307239, 361100, H02H 900

Patent

active

043420656

ABSTRACT:
Disclosed herein is a circuit for protecting an inhibitable tristate data driver from damage due to an over current. A logic comparator circuit compares input and output logic levels of the data driver, and inhibits the driver causing the output to go to a tristate if a fault occurs.

REFERENCES:
patent: 3761775 (1973-09-01), Ozawa et al.
patent: 3792292 (1974-02-01), Priel
patent: 3931547 (1976-01-01), Glogolja
patent: 4031559 (1977-06-01), Peters
patent: 4194131 (1980-03-01), Mrazek et al.

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