SEM-CL在GaN及功率电子方面的应用
Increasing emphasis on fuel economy requires electrification of the vehicle powertrain, sup- ported by the use of new power semiconductor devices dedicated to automotive applications. Present electric vehicle systems rely exclusively on silicon-based power management, but silicon power devices are rapidly approaching maturity, and their performances are limited to address new requirements of all electric propulsion systems including high-current (200 to 600 A), high-voltage (100 to 600 V) and low-loss power semiconductor switches. Moreover, further enhancements on silicon are incremental, while the cost of advancements are increasingly uneconomical