CoolGaN™ Integrated Power Stages (IPS) Infineon Technologies CoolGaN™ Integrated Power Stages (IPS) combine a half-bridge power stage with two enhancement mode CoolGaN HEMTs, including dedicated gate drivers in a small 8mm x 8mm QFN-28 package. The devices include the IGI60F1414A1L, IGI60F2020A1L, IGI60F2727A1L, and IGI60F5050A1L with two 140mΩ, 200mΩ, 270mΩ, and 500mΩ GaN switches, respectively.