Automotive (AEC-Q101) Qualified GaN FETs Transphorm Automotive (AEC-Q101) Qualified GaN FETs are normally-off devices that offer superior reliability and performance. The devices combine state-of-the-art high-voltage GaN HEMT and low-voltage silicon MOSFET technologies. The series offers improved efficiency over silicon through lower gate charge and crossover loss, and smaller reverse recovery charge. Transphorm Automotive (AEC-Q101) Qualified GaN FETs are ideal for automotive, datacom, PV inverters, and industrial applications.