 Wolfspeed Inc. WOLF, 5.18 , a maker of silicon carbide and gallium nitride technologies for use in power-switching devices, EVs, 5G and renewable energy among other applications, said Wednesday it is planning to offer 1.3 billion of convertible bonds that mature in 2029. Proceeds will be used to fund capped call transactions that aim to reduce dilution on conversion, as well as for general corporate purposes. 