SGM66055.pdf• 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
