Article ID Journal Published Year Pages File Type
7938899 Superlattices and Microstructures 2018 8 Pages PDF
Abstract
An ultra-low turn-on voltage (VT) Γ-shaped anode AlGaN/GaN Schottky barrier diode (GA-SBD) is proposed via modeling and simulation for the first time, in which a Γ-shaped anode consists of a metal-2DEG junction together with a metal-AlGaN junction beside a shallowly recessed MIS field plate (MFP). An analytic forward current-voltage model matching the simulation results well is presented where an ultra-low VT of 0.08 V is obtained. The turn-on and blocking mechanisms are investigated to reveal the GA-SBD's great potential for applications of highly efficient power ICs.
Related Topics
Physical Sciences and Engineering Materials Science Electronic, Optical and Magnetic Materials
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