Wolfspeed is a developer of bandgap semiconductors. Co.'s products include: silicon carbide and gallium nitride (GaN) materials, which consist of silicon carbide bare wafers, epitaxial wafers, and GaN epitaxial layers on silicon carbide wafers; power devices, which consist of silicon carbide Schottky diodes, metal oxide semiconductor field effect transistors (MOSFETs), and power modules; and radio-frequency devices, which consist of GaN-based die, high-electron mobility transistors, monolithic microwave integrated circuits, and laterally diffused MOSFET power transistors that are optimized for telecommunications infrastructure, military and other commercial applications.