The SWC10157AK120-715 from Laird Connectivity is a Wireless Charging Transmitter Coil that is compliant with WPC Qi specifications. It delivers an output power of 15 W. This RoHS-compliant coil has an inductance of 12.50 µH and a dynamic contact resistance (DCR) of less than 65 milli-ohms. This transmitter coil is available in a through-hole package that measures 2.244 x 3.976 x 0.29 inches.