Compliant with Qi™ V.1.1.2 wireless low power charging standard, Model TC7764WBG provides max output power of 5 W and max power conversion efficiency of 95%. Wireless charging allows adoption of fully insulated case free of exposed charging ports for waterproof/dustproof smartphones and other mobile devices. Housed in 2.4 x 3.67 x 0.5 mm WCSP28 package, IC integrates protocol authentication circuit for power transfers, foreign object detection, UVLO/OVLO functions, and thermal shutdown.