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

DUT

V

DS

+

_

Driver

R

G

Same Type

DUT

V

L

I

S

as DUT

V

GS

• dv/dt controlled by R

G

•I

V

DD

G

10V

V

GS

( Driver )

I

S

( DUT )

I

I

di/dt

D =

Gate Pulse Width

Gate Pulse Period

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

V

DS

( DUT )

V

DD

V

f

Body Diode Reverse Current

I

RM

Body Diode Recovery dv/dt

Body Diode

Forward Voltage Drop