Processing math: 33%
A GaN-on-Si Gate Driver With Self-Pumped Drive Enhance and Short-Period Negative Voltage Techniques for Reduction of 14.7× Tailing Power Loss and 37% Reverse Conduction Loss | IEEE Journals & Magazine | IEEE Xplore

A GaN-on-Si Gate Driver With Self-Pumped Drive Enhance and Short-Period Negative Voltage Techniques for Reduction of 14.7× Tailing Power Loss and 37% Reverse Conduction Loss


Abstract:

The gallium nitride (GaN)-on-Si low-side gate driver proposed in this article has four main features: First, the self-pumped drive enhance (SPDE) technique achieves fast ...Show More

Abstract:

The gallium nitride (GaN)-on-Si low-side gate driver proposed in this article has four main features: First, the self-pumped drive enhance (SPDE) technique achieves fast transients. Second, short-period negative voltage (SPNV) technique avoids the Miller coupling effect and improves efficiency. Third, a dual-mode Voltage regulator ensures sufficient current and minimizes power dissipation. Finally, monolithic low-side gate drivers provide robust drive capability. This work can suppress the ringing caused by high dV / dt of V_{\mathrm {DS}} , thereby minimizing the tail time T_{\mathrm {tail}} , achieving a 14.7\times reduction in tailing current loss, suppressing abnormal conduction, and reducing reverse conduction loss by 37.0%.
Published in: IEEE Journal of Solid-State Circuits ( Volume: 59, Issue: 3, March 2024)
Page(s): 784 - 793
Date of Publication: 28 November 2023

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