RT9471 – RT9471D

Switching Battery Charger for Single Cell Li-Ion/Li-Po Battery

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• Buck & Boost charger function

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• Up to 92% efficiency

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• Built-in power MOSFETs

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• I²C serial interface to control charging settings

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• Supporting USB OTG (On-The-Go)

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• Input voltage range: 3.9V to 13.5V

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• Charging voltage of up to 4.7V supporting a wide range of Li-batttery types

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• Charge current configurable up to 3.15A

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• RT9471 with power good indicator

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• RT9471A without power good indicator

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nBest paired with RICHTEK’s RT6160A low quiescent current buck-boost converternnApplication area: personal information appliances, portable devices, and accessoriesnnDatasheet: RT9471/D – RICHTEK