LTC1772 controller equivalent, constant frequency current mode step-down dc/dc controller.
* High Efficiency: Up to 94%
* High Output Currents Easily Achieved
* Wide VIN Range: 2.5V to 9.8V
* Constant Frequency 550kHz Operation
* Burst Mode®.
* Cellular Telephones
* Wireless Modems
* Portable Computers
* Distributed 3.3V, 2.5V or 1.8V Power Syst.
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