Analog Devices Inc.

400mA/800mA Synchronous Step-Down DC/DC with Average Input Current Limit Features: Programmable Average Input Current Limit: ±5% Accuracy Dual Step-Down Outputs: Up to 96% Efficiency Low Noise Pulse-Skipping Operation at Light Loads Input Voltage Range: 2.5V to 5.5V Output Voltage Range: 0.6V to 5V 2.25MHz Constant-Frequency Operation Power Good Output Voltage Monitor for Each Channel Low Dropout Operation: 100% Duty Cycle Independent Internal Soft-Start for Each Channel Current Mode Operation for Excellent Line and Load Transient Response ±2% Output Voltage Accuracy Short-Circuit Protected Shutdown Current ≤ 1μA Available in Small Thermally Enhanced 10-Lead MS and 3mm × 3mm DFN Packages

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