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19-4320; Rev 1; 12/09
KIT ATION EVALU E L B AVAILA
4A, 2MHz Step-Down Regulator with Integrated Switches
General Description Features
o Internal 31mΩ RDS(ON) High-Side and 24mΩ RDS(ON) Low-Side MOSFETs o Continuous 4A Output Current Over Temperature o ±1% Output Accuracy Over Load, Line, and Temperature o Operates from 2.9V to 5.5V VIN Supply o Adjustable Output from 0.6V to (0.9 x VIN) o Soft-Start Reduces Inrush Supply Current o 500kHz to 2MHz Adjustable Switching Frequency o Compatible with Ceramic, Polymer, and Electrolytic Output Capacitors o Nine Preset and Adjustable Output Voltages 0.6V, 0.7V, 0.8V, 1.0V, 1.2V, 1.5V, 1.8V, 2.0V, 2.