Description

1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit Features: Programmable Average Input Current Limit 5% Input Current Accuracy 200mA to 1000mA Program Range VIN: 1.8V to 5.5V, VOUT: 2V to 5.25V Supports High Current GSM/GPRS Load Burst VIN > VOUT Operation 1.6MHz Fixed Frequency Operation Internal Current Sense Resistor 1.2A Peak Current Limit Up to 93% Efficiency Output Disconnect in Shutdown Soft-Start Low Quiescent Current Burst Mode® Operation (15μA) Available in 2mm × 3mm × 0.75mm DFN Package