氮化鎵具有高的電離度，出色的擊穿能力、更高的電子密度和電子速度以及更高的工作溫度，且具有低導通損耗、高電流密度等優勢。通常用于微波射頻、電力電子、光電子三大領域。 GaN has the advantages of high ionization degree, excellent breakdown ability, higher electron density and electron velocity, and higher operating temperature, as well as low conduction loss and high current density.It is usually used in three fields: microwave radio frequency, power electronics and optoelectronics.