• Industry's Highest Efficiency at Low Output
Currents: Up to 90% with IOUT = 0.1mA
• Ultra-Low Power Step-Down Converters
• 600mA Maximum Output Current
• 1.8V to 5.5V Input Operating Range
• Fixed Output Voltages: 1.0V, 1.2V, 1.5V, 1.8V,
2.5V, 2.8V, 3.0V and 3.3V
• Output Adjustable from 1.0V to 3.3V
• 450nA Quiescent Current
• 100% Duty Cycle (Pass Mode)
• -40℃ to +85℃ Ambient Temperature Range
• Available in Green UTDFN-1.5×2-6L Package
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• 2 MHz / 3 MHz Switching Frequency
• Up to 94% Efficiency
• Output Peak Current up to 500 mA
• Operating Junction Temperature of –40°C to
125°C
• High PSRR (up to 90 dB)
• Small External Output Filter Components 1 μH
and 4.7 μF
• VIN range from 2.05 V to 6 V
• Optimized Power-Save Mode for Low Output
Ripple Voltage
• Forced PWM Mode Operation
• Typ. 22-μA Quiescent Current
• 100% Duty Cycle for Lowest Dropout
• Small 1-mm × 1.5-mm × 0.6-mm USON Package
• 12-mm2 Minimum Solution Size
• Supports 0.6-mm Maximum Solution Height
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