USB POWER DELIVERY INTEGRATED CIRCUIT CONTROLLER WITH WIRELESS CHARGING STATION CONTROL CAPABILITY
DRIVE
August 17, 2023
A Universal Serial Bus (USB)-Power Delivery (PD) integrated circuit (IC) controller is described. The controller includes: a first USB port configured for coupling the USB-PD IC controller to a USB power adaptor; a second port configured for coupling the USB-PD IC controller to a wireless charging station; and logic configured to control a level of a voltage output by the USB power adaptor and to control an output power level of the wireless charging station, wherein an input voltage of the wireless charging station corresponds to the voltage output by the USB power adaptor or is derived from the voltage output by the USB power adaptor. The IC controls both USB-PD and wireless power simultaneously as a system to transmit power and may limit the output power to prevent overload conditions. A corresponding wireless charging system and method of operating the wireless charging system are also described.
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