SC2443
SC2443 is Dual-Phase Single or Two Output Synchronous Step-Down Controller manufactured by SEMTECH.
POWER MANAGEMENT Features u Wide input voltage range: 4.7V to 16V u 0.5V feedback voltage for low-voltage outputs u Programmable frequency up to 1 MHz per phase u 2-Phase synchronous continuous conduction mode for high efficiency step-down converters u Out-of-phase operation for low input current ripples u Output source and sink currents u Fixed frequency peak current-mode control u 75mV/-110mV maximum current sense voltage u Inductor DCR current-sensing for low-cost applications u Dual outputs or 2-phase single output operation u Excellent current sharing between individual phases u Individual soft-start, overload shutdown and enable u External reference input for DDR applications...
