inputs.text: cables heat used charge ipad - cables get really hot used charge ipad 20a particularly junctions wires connectors cables dont get hot still warm used charge iphone 5 1a either wires not able carry current wires simply crimped connectors presenting impedance current flow thereby heating not happen higher quality usb lightning cables one lifetron amazonbasics apple cables must say insulation apple usblightning cables provided ipad iphone 5 also poor quality discard two due fraying insulation close lightning end guess happens cables cheap