Datasheet Summary
Features n High Efficiency Triple Step-Down Outputs from a Single Input Supply n 1A Synchronous Buck Regulator Provides Main Step-Down Output and Powers Two 300mA VLDO™ Linear Regulators n Output Voltages as Low as 400mV (VLDO Outputs) n Power Good Output n Input Voltage Range: 2.7V to 5.5V n Independent Enable Pin for Each Supply n Low (140µA Typ) No-Load Quiescent Current with
All Outputs Enabled n Constant Frequency Current Mode Operation n 2.25MHz Switching Frequency Uses Small Inductors n Defeatable Automatic Burst Mode® Operation for
High Efficiency at Light Loads n ±1.5% Reference Accuracy n Overtemperature Protection n Thermally Enhanced 4mm × 3mm 14-Pin DFN
Package
Applications n...