Easii Ic

Olivier Valorge

David Gras

The invention relates to an optoelectronic circuit intended to receive, between a first node and a second node, a variable voltage, the optoelectronic circuit including: a plurality of light-emitting diodes series-assembled between the first node and a third node; a first current limitation/regulation circuit assembled between the third node and the second node; a switching circuit coupling the third node to at least certain light-emitting diodes of the plurality of light-emitting diodes; a capacitor including first and second plates; a first diode having its cathode connected to the second plate and having its anode coupled to the second node; and a second diode having its anode connected to the second plate and having its cathode coupled to the third node or to a second current limitation/regulation circuit.

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Paris, France

Olivier Valorge