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AO4813
VDC
Ig
Vds
DUT
VDC
Vgs
Qg
Qgs
Qgd
Charge
Gate Charge Test Circuit & Waveform
-
+
-
+
-10V
Vdd
Vgs
Id
Vgs
Rg
DUT
VDC
Vgs
Vds
Id
Vgs
Unclamped Inductive Switching (UIS) Test Circuit & Waveforms
Vds
L
-
+
2
E
= 1/2 LI
AR
BV
DSS
I AR
Ig
Vgs
-
+
VDC
DUT
L
Vgs
Isd
Diode Recovery Test Circuit & Waveforms
Vds -
Vds +
dI/dt
RM
rr
Vdd
Q
= - Idt
t
rr
-Isd
-Vds
F
-I
VDC
DUT
Vdd
Vgs
Vds
Vgs
RL
Rg
Resistive Switching Test Circuit & Waveforms
-
+
Vgs
Vds
t
90%
10%
r
on
d(off)
f
off
d(on)
Rev 9: April 2011
www.aosmd.com
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