LTC3405A-1.375 Synchronous Step-Down Regulator

LTC3405A-1.375 Synchronous Step-Down Regulator

LTC3405A-1.375 1.375V, 1.5MHz, 300mA Synchronous Step-Down Regulators in ThinSOT U U FEATURES ■ High Efficiency: Up to 90% ■ Very Low Quiescent Current: Only 20µA During Operation ■ 300mA Output Current at VIN = 3V ■ 2.5V to 5.5V Input Voltage Range ■ 1.5MHz Constant Frequency Operation ■ No Schot.

Features

■ High Efficiency: Up to 90%
■ Very Low Quiescent Current: Only 20µA During Operation
■ 300mA Output Current at VIN = 3V
■ 2.5V to 5.5V Input Voltage Range
■ 1.5MHz Constant Frequency Operation
■ No Schottky Diode Required
■ Low Dropout Operation: 100% Duty Cycle
■ Stable with Ceramic Capacitors
■ Shutdown Mode Draws < 1µA Supply Current
■ ±3% Output Voltage Accuracy
■ Current Mode Operation for Excellent Line and Load Transient Response
■ Overtemperature Protected
■ Low Profile (1mm) ThinSOTTM Package U APPLICATIO S
■ Cellular Telephones
■ Personal Information Appliances
■ Wireless and DSL Mo.