Product Summary
The LTC 4160/LTC4160-1 are high efficiency power man- ? agement and Li-Ion/Polymer battery charger ICs. They each include a bidirectional switching PowerPath? controller with automatic load prioritization, a battery charger, and an ideal diode. The LTC4160/LTC4160-1’s bidirectional switching regulator transfers nearly all of the power available from the USB port to the load with minimal loss and heat which eases thermal constraints in small spaces. These devices feature a precision input current limit for USB compatibility and Bat-Track output control for efficient charging. In addition, the ICs can also generate 5V at 500mA for USB On-The- Go applications
Parametrics
Specifications of LTC4160EUDC#PBF
Battery Type Li-Ion, Li-Polymer Input Voltage 5.5V
Battery Charge Voltage 4.2V Charge Current Max 1.2A
Battery Ic Case Style QFN No. Of Pins 20
No. Of Series Cells 1 Rohs Compliant Yes
Lead Free Status / RoHS Status Lead free / RoHS Compliant
Features
FEATURESBidirectional Switching Regulator Makes OptimalnUse of Limited Power Available from USB Port andalso Provides a 5V Output for USB On-The-GoOvervoltage Protection Guards Against Damagen180mΩ Internal Ideal Diode Plus Optional ExternalnIdeal Diode Controller Seamlessly Provides LowLoss PowerPath When Input Power is Limited orUnavailableInstant-On Operation with Discharged BatterynFull Featured Li-Ion/Polymer Battery ChargernBat-Track? Adaptive Output Control For EfficientnCharging1.2A Max Input Current Limitn1.2A Max Charge Current with Thermal LimitingnBattery Float Voltage: 4.2V (LTC4160), 4.1Vn(LTC4160-1)Low Battery Powered Quiescent Current (8μA)n20-pin 3mm × 4mm × 0.75mm QFN Package
Diagrams
Image | Part No | Mfg | Description | Pricing (USD) |
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LTC4160EUDC#PBF |
IC SWITCH POWER MANAGER 20-QFN |
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LTC4000EGN#PBF |
IC CHARGER BATTERY 28-SSOP |
Data Sheet |
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LTC4000EGN#TRPBF |
IC CHARGER BATTERY 28-SSOP |
Data Sheet |
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LTC4000EGN-1#PBF |
IC CHARGE MGMT MULTI CHEM 28SSOP |
Data Sheet |
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LTC4000EGN-1#TRPBF |
IC CHARGE MGMT MULTI CHEM 28SSOP |
Data Sheet |
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LTC4000EUFD#PBF |
IC CHARGER BATTERY 28-QFN |
Data Sheet |
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LTC4000EUFD#TRPBF |
IC CHARGER BATTERY 28-QFN |
Data Sheet |
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