Analog Devices Inc.

Standalone Linear Li-Ion Battery Charger and Dual Synchronous Buck Converter Features: Programmable Charge Current Up to 950mA Complete Linear Charger and Dual DC/DC Regulator Dual Fixed Outputs: 1.8V at 800mA 1.575V at 400mA No MOSFET, Sense Resistor or Blocking Diode Required Thermal Regulation Maximizes Charge Rate Without Risk of Overheating* Charges Directly from a USB Port Programmable Charge Current Termination Preset 4.2V Charge Voltage with ±1% Accuracy Charge Current Monitor Output for Gas Gauging* Automatic Recharge Charge Status Output “Power Present” Output Soft-Start Limits Inrush Current Low Quiescent Current Buck Converter (40μA) Current Mode Operation, Constant Frequency (2.25MHz) Low Profi le (5mm × 3mm × 0.75mm) DFN Package

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