The BQ51010B from Texas Instruments is a 5W wireless power receiver solution for wireless power transfer in portable applications. This IC provide the AC/DC power conversion and regulation while integrating the digital control required to comply with the Qi v1.1 communication protocol. includes a digital controller that can calculate the amount of power received by the mobile device within the limits set by the WPC v1.1 standard. This allows power receiver to determine if a foreign object is present within the magnetic interface and accordingly introduces a higher level of safety within magnetic field. It is available in DSBGA package that measures 1.9 x 3 mm.