LM2743MTCX National Semiconductor

Description: SWITCHING CONTROLLER, VOLTAGE-MO, Packaging: Bulk, Package / Case: 14-TSSOP (0.173", 4.40mm Width), Output Type: Transistor Driver, Mounting Type: Surface Mount, Function: Step-Down, Operating Temperature: -40°C ~ 125°C (TJ), Output Configuration: Positive, Frequency - Switching: 50kHz ~ 1MHz, Topology: Buck, Voltage - Supply (Vcc/Vdd): 3V ~ 6V, Supplier Device Package: 14-TSSOP, Synchronous Rectifier: Yes, Control Features: Current Limit, Enable, Frequency Control, Power Good, Soft Start, Tracking, Output Phases: 1, Duty Cycle (Max): 80%, Clock Sync: No, Part Status: Active, Number of Outputs: 1.