ROHM BD57016GWL-E2 GPS Receiver Chip, 80-Pin UCSP

BD57016GWL is a stand-alone wireless power receiver IC. The device integrates a fully synchronous rectifier circuit with low-impedance FETs, regulated voltage output, and an open-drain output pin to communicate with the power transmitter using amplitude modulation.

Low Impedance FET Rectifier
High Efficiency Fully Synchronous Rectifier
Supports Qi Standard Ver1.2 (BPP, EPP) and PMA Standard SR1
Automatic Detection of Qi / PMA, or Selection by External Pin
Open-Drain Output pin for Modulation
TX-RX Coil Position Gap Alarm
Applications
Qi and/or PMA Compliant Devices
Smart Phones
Cell Phones
Hand-held Mobile Devices