ARTICLES

An Improved Thermal Design for
III-N HEMTs on Silicon Substrates

Thermal design is a primary concern for enabling electronic devices to reach their potential to operate at high power densities. Heat must be removed efficiently in order to keep the channel temperature below a desired limit. Elevated operating tempera...
The power density of large periphery III-N HEMTs can be as high as 5 W/mm, 1–3 much greater than GaAs (1 W/mm) and Si LDMOS (0.8 W/mm). These devices can generate more power per unit area of chip, or equivalent power in a much smaller package. All power that...
Read More