A control circuit (800; 900; 1000) for controlling a resonant converter comprising a full-bridge configuration, the full-bridge configuration comprising two parallel switching branches (S1, S2; S3, S4), each of the two switching branches comprising two series-connected switch members, a switch member of one switching branches and a respective member of the other switching branches forming a diagonal pair (S1, S4; S2, S3), the control circuit comprising: an output voltage controller (830; 930; 1030) configured for providing a voltage control signal (CTRL) for controlling an output voltage (Vtank) of the resonant converter; a zero crossing predictor (850; 950; 1050) configured for providing a zero crossing-predicting signal (PRED) indicating zero crossing-predicting events of a resonant current of the resonatnt converter, each zero crossing-predicting event leading a respective zero crossing of the resonant current by a predetermined advancing time interval; a switch encoder (870; 970; 1070) configured for controlling switching events of the switch members; wherein the switch encoder is configured, during each half period of a plurality of periods of the resonant current, starting from an initial state in which a diagonal pair are conductive, to turn off (E1) a first switch member of the diagonal pair on the basis of the voltage control signal; turn on (E2), after the turn-off of the first switch member, a switch member in series connection with the first switch member prior to a zero crossing (E5) of the resonant current in the half period; turn off (E3), after the turn-off of the first switch member, a second switch member of the diagonal pair at a zero crossing-predicting event leading the zero crossing (E5) on the basis of the zero crossing-predicting signal; and turn on (E4), after the turn-off of the second switch member, a switch member in series connection with the second switch member prior to the zero crossing event (E5). an output voltage controller (830; 930; 1030) configured for providing a voltage control signal (CTRL) for controlling an output voltage (Vtank) of the resonant converter; a zero crossing predictor (850; 950; 1050) configured for providing a zero crossing-predicting signal (PRED) indicating zero crossing-predicting events of a resonant current of the resonatnt converter, each zero crossing-predicting event leading a respective zero crossing of the resonant current by a predetermined advancing time interval; a switch encoder (870; 970; 1070) configured for controlling switching events of the switch members; wherein the switch encoder is configured, during each half period of a plurality of periods of the resonant current, starting from an initial state in which a diagonal pair are conductive, to turn off (E1) a first switch member of the diagonal pair on the basis of the voltage control signal; turn on (E2), after the turn-off of the first switch member, a switch member in series connection with the first switch member prior to a zero crossing (E5) of the resonant current in the half period; turn off (E3), after the turn-off of the first switch member, a second switch member of the diagonal pair at a zero crossing-predicting event leading the zero crossing (E5) on the basis of the zero crossing-predicting signal; and turn on (E4), after the turn-off of the second switch member, a switch member in series connection with the second switch member prior to the zero crossing event (E5). <EOS>