CoolGan™ 600V e-Mode Power Transistors Infineon Technologies CoolGan™ 600V Enhancement Mode (e-Mode) Power Transistors enable simpler half-bridge topologies with fast turn-on and turn-off speeds. The rugged and reliable transistors are available in high-performing SMD packages to fully exploit the benefits of GaN. The transistors feature high efficiency, high power density, higher operating frequency capability, and reduced EMI. Applications include telecom / datacom / server SMPS, wireless charging, chargers, and adapters.