Output feedback and under-voltage detection system

Electricity: electrical systems and devices – Safety and protection of systems and devices – With specific voltage responsive fault sensor

Reexamination Certificate

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C361S093400

Reexamination Certificate

active

07663852

ABSTRACT:
A switched mode controller for properly handling an under-voltage condition in a power line which includes a current mirror for receiving current from the power line; a reference current source coupled to the current mirror for supplying a reference current; and a power transistor coupled to the reference current source, the power transistor generating a pulse width modulated signal when current from the power line exceeds the reference current, the power transistor being disabled when current from the power line is less than the reference current.

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