400mA/800mA Synchronous Step-Down DC/DC with Average Input Current Limit Description n Programmable Average Input Current Limit: ±5% Accuracy n Dual Step-Down Outputs.

n High Peak Load Current Applications n USB Powered Devices n Supercapacitor Charging n Radio Transmitters and Other.

n Programmable Average Input Current Limit: ±5% Accuracy n Dual Step-Down Outputs: Up to 96% Efficiency n Low Ripple (<25mVP-P) Burst Mode® Operation: IQ = 50µA n Input Voltage Range: 2.5V to 5.5V n Output Voltage Range: 0.6V to 5V n 2.25MHz C.

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