GaN-based electric vehicle charger boast over 97% efficiency, 2.6 kW/l power density

 Automotive electronics specialist HELLA, in collaboration with provider of gallium nitride power transistors GaN Systems, and charging technology researchers at Kettering University's Advanced Power Electronics Lab, have developed a Level-2 electric vehicle (EV) charger prototype with efficiencies exceeding 97% at an unprecedented 2.6 kW/l power density.