? 93% Efficient Synchronous Boost Converter
? Device Quiescent Current: 23μA (TYP)
? Less than 1μA Shutdown Current
? Operating Input Voltage Range: 2.5V to 4.5V
? Fixed Output Voltages: 4.5V, 5.0V and 5.4V
? Output Voltage Clamping: 5.7V
? Power-Save Mode for Improved Efficiency at
Low Output Power
? Load Disconnect During Shutdown
? Low Reverse Leakage Current when VOUT > VIN
? Over-Temperature Protection
? Available in Green WLCSP-1.21×1.21-9B and TDFN-2×3-8BL Packages
? -40℃ to +85℃ Operating Temperature Range

? 2.5V Minimum Input Voltage
? Adjustable Output Voltage from 2.5V to 5.5V
? Min 3A Valley Current Limit
? Capable for Seamless Transition between Boost
and Bypass Mode
? Load Disconnect During Shutdown
? Low RDS(ON) (Main Switch/Synchronous Switch)
at 5.0V Output: 50mΩ/90mΩ
? Output OVP Protection
? Compact package TSOT23-6