Fig 15. Peak Diode Recovery dv/dt Test Circuit & Waveforms

DUT

+

_

Driver

Same Type

DUT

V

L

as DUT

G

10V

V

GS

( Driver )

I

S

( DUT )

I

di/dt

D =

Gate Pulse Width

Gate Pulse Period

--------------------------

V

DS

( DUT )

Body Diode Reverse Current

Body Diode Recovery dv/dt

Body Diode

Forward Voltage Drop

◎ SEMIHOW REV.A0,Apr 2006