? 1.8V to 5.5V Input Voltage Range
? 1.2V to 5.5V Output Voltage Range
(Fixed and
Adjustable)
? Up to 96% Efficiency
? Less than 50μA Quiescent Current
? Output Current at 3.3V:
Up to 1200mA in Buck Mode
(VIN = 3.6V to 5.5V)
Up to 800mA in Boost Mode (VIN > 2.4V)
? Real Buck, Boost and Buck-Boost Modes
? Automatic Mode Transition
? Auto PFM and Forced PWM Selectable
? External Clock Synchronization
? True Shutdown Function with Load Disconnect
? OTP Protection
? Available in a Green TDFN-3×3-10L Package

? Buck-boost DC-DC converter
? Operating input voltage range from 2.0 V to
5.5 V
? 2% DC feedback voltage tolerance
? Synchronous rectification
? Shutdown function
? 1.5 MHz switching frequency
? Power save mode at light load
? Typical efficiency: > 94%
? 1 A output current capability
? Shutdown current < 1 μA
? Available in DFN10 (3 x 3 mm)
