2 V to 5.5 V battery input range
High efficiency: up to 95%
Internal synchronous switch
No external Schottky diode required
Extremely low quiescent current
1 μA max. shutdown supply current
800 mA max. output current
Adjustable output voltage from 0.6 V
Low-dropout operation: up to 100% duty cycle
Selectable low noise/low consumption mode at light load
Power Good signal
± 1% output voltage accuracy
Current mode control
1.4 MHz switching frequency
Externally synchronized from 1 MHz to 2 MHz
OVP
Short-circuit protection
Applications
Battery-powered equipment
Portable instruments
Cellular phones
PDAs and handheld terminals
DSC
GPS