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Part Number
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LTC4089-1 |
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Manufacturer
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Linear Technology |
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Description
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USB Power Manager |
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Published
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Jul 18, 2009 |
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Detailed Description
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LTC4089-1
USB Power Manager with High Voltage Switching Charger
Features
nn Seamless Transition Between Power Sources: ...
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Datasheet
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LTC4089-1
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Overview
LTC4089-1
USB Power Manager with High Voltage Switching Charger
Features
nn Seamless Transition Between Power Sources: Li-Ion Battery, USB, and 6V to 36V External Supply
nn High Efficiency 1.
2A Charger from 6V to 36V Input nn Load Dependent Charging from USB Input
Guarantees Current Compliance nn 215mΩ Internal Ideal Diode plus Optional External
Ideal Diode Controller Provides Low Loss Power Path When External Supply/USB Not Present nn Constant-Current/Constant-Voltage Operation with Thermal Feedback to Maximize Charging Rate without Risk of Overheating nn Selectable 100% or 20% Current Limit (e.
g.
, 500mA/100mA) from USB Input nn Preset 4.
1V Charge Voltage with 0.
8% Accuracy nn C/10 Charge ...
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