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

• Buck & Boost charger function
• Up to 92% efficiency
• Built-in power MOSFETs
• I²C serial interface to control charging settings
• Supporting USB OTG (On-The-Go)
• Input voltage range: 3.9V to 13.5V
• Charging voltage of up to 4.7V supporting a wide range of Li-batttery types
• Charge current configurable up to 3.15A
• RT9471 with power good indicator
• RT9471A without power good indicator

Best paired with RICHTEK’s RT6160A low quiescent current buck-boost converter

Application area: personal information appliances, portable devices, and accessories

Datasheet: RT9471/D – RICHTEK