LM2743 series datasheets. Manufacturer: National Semiconductor.

LM2743 N-Channel FET Synchronous Buck Regulator Controller for Conversion from 3.3V Datasheet*) LM2743 V(cc): 7V; N-channel FET synchronous buck regulator controller for conversion from 3.3V. For set-top boxes/home gateways, 3.3V buck regulation, core logic regulators, high-efficiency buck regulation in 14-pin TSSOP package. Operational temperature range from -40°C to 125°C. Datasheet*)

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