The P9243-GB from Renesas is a Wireless Charging Transmitter with Voltage 5.1 V, Input Voltage Range 5 to 19 V, Output Current -1 to 2.5 µA (Leakage), Switching Frequency 400 KHz (Clock Frequency), Operating Temperature -40 to 85 Degrees C. Tags: Surface Mount. More details for P9243-GB can be seen below.