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RICOH PMU Solution - RC5T619

This IC is the power management IC for GPS-PND/MID and Smart-Phone.
It integrates five high-efficiency step-down DCDC Converters, twelve low dropout regulators, power control logic, Li-ion Battery Charger, I2C-Bus Interface, voltage detections, thermal shut-down, and etc.

 

Li-ion Battery Charger Block Diagram

USB External Device Interface Block diagram

Fuel Gauge Block diagram

Real-Time Clock Block Diagram

ADC Block Diagram

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