LTC4085-1 Overview
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LTC4085-1 Key Features
- Seamless Transition Between Input Power Sources: Li-Ion Battery, USB and 5V Wall Adapter
- 215mΩ Internal Ideal Diode Plus Optional External Ideal Diode Controller Provide Low Loss PowerPathTM When Wall Adapter/
- Load Dependent Charging Guarantees Accurate USB Input Current pliance
- 4.1V Float Voltage Improves Battery Life Span and High Temperature Safety Margin
- Constant-Current/Constant-Voltage Operation with Thermal Feedback to Maximize Charging Rate Without Risk of Overheating
- Selectable 100% or 20% Input Current Limit (e.g., 500mA/100mA)
- Battery Charge Current Independently Programmable Up to 1.2A
- Preset 4.1V Charge Voltage with 0.8% Accuracy
- C/10 Charge Current Detection Output
- Tiny (4mm × 3mm × 0.75mm) 14-Lead DFN Package