Analog Devices Inc.

Monolithic Linear Charger for Back-Up Li-Ion Batteries Features: Preset 4V Charge Voltage with 1% Accuracy Prolongs 4.2V Li-Ion Battery Lifetime Automatic Recharge Thermal Regulation Maximizes Charging Rate without Risk of Overheating* No MOSFET, Sense Resistor or Blocking Diode Required Programmable Charge Termination Timer Thermistor Input for Temperature Qualified Charging Programmable Charge Current with 7% Accuracy C/10 Charge Current Detection Output 25µA Supply Current in Shutdown Mode Charge Current Monitor Useful for Gas Gauging* Charges Directly from USB Port Tiny Thermally Enhanced 10-pin MSOP Package

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