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LTC4085

Part Number	LTC4085
Manufacturer	Linear Technology
Description	USB Power Manager
Published	Jul 18, 2009
Detailed Description	LTC4085 FEATURES USB Power Manager with Ideal Diode Controller and Li-Ion Charger DESCRIPTION n Seamless Transition B...
Datasheet	LTC4085 PDF File

Overview

LTC4085 FEATURES USB Power Manager with Ideal Diode Controller and Li-Ion Charger DESCRIPTION n Seamless Transition Between Input Power Sources: Li-Ion Battery, USB and 5V Wall Adapter n 215mΩ Internal Ideal Diode Plus Optional External Ideal Diode Controller Provide Low Loss PowerPath™ When Wall Adapter/USB Input Not Present n Load Dependent Charging Guarantees Accurate USB Input Current Compliance n Constant-Current/Constant-Voltage Operation with Thermal Feedback to Maximize Charging Rate Without Risk of Overheating* n Selectable 100% or 20% Input Current Limit (e.
g.
, 500mA/100mA) n Battery Charge Current Independently Programmable Up to 1.
2A n Preset 4.
2V Charge Voltage with 0.
8% Accu...

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