o Up to 94% Efficiency o 0.7V to 5.5V Input Range o Up to 800mA Output o Fixed 3.3V Output (or adj from 2.5V to 5.5V) o PWM Synchronous Rectified Topology o Low-Noise, Constant Frequency Operation (1MHz) o 0.1µA Logic-Controlled Shutdown o Synchronizable Switching Frequency o Adjustable Current Limi.