June 2014

DocID025012 Rev 1

1/14

AN4337

Application note

The avalanche issue: comparing the impacts

By Vittorio Giuffrida

Introduction

Generally, power MOSFETs are considered rugged with respect to the avalanche

of a MOSFET to be safe during the avalanche. This paper explores the theory of the

parameters affect MOSFET operation and, consequently, how to manage a voltage

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