SGM66099B.pdf• Operating Input Voltage Range: 1.15V to 5.2V
• Ultra-Low Quiescent Current
1.7μA (TYP) Ultra-Low IQ into VOUT Pin
0.05μA (TYP) Ultra-Low IQ into VIN Pin
• 1.2MHz Fixed Frequency Operation
• Adjustable Output Voltage from 2.5V to 5.2V
• 5.0V Fixed Output Voltage Version
• Power-Save Mode for Improved Efficiency at Low
Output Power
• Regulated Output Voltage in Down Mode
• True Disconnection During Shutdown
• Up to 93% Efficiency from 10mA to 300mA Load
• -40℃ to +85℃ Operating Temperature Range
• Available in Green WLCSP-1.22×0.83-6B and
TDFN-2×2-6AL Packages
• Efficiency > 90% at Nominal Operating Conditions
• Total DC Output Voltage Accuracy 5.0 V±2%
• Typical 30-μA Quiescent Current
• Best in Class Line and Load Transient
• Wide VIN Range From 2.3 V to 5.5 V
• Output Current up to 450 mA
• Automatic PFM/PWM Mode Transition
• Low Ripple Power Save Mode for
Improved Efficiency at Light Loads
• Internal Softstart, 250-μs Typical Start-Up Time
• 3.5-MHz Typical Operating Frequency
• Load Disconnect During Shutdown
• Current Overload and Thermal
Shutdown Protection
• Three Surface-Mount External
Components Required (One MLCC
Inductor, Two Ceramic Capacitors)
• Total Solution Size <13 mm2
• Available in a 6-Pin DSBGA and 2-mm
× 2-mm WSON Package
