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
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 Modems...