AO4622
+
VDC
-
Vgs
Ig
Vds
Vgs
Rg
Vgs
Gate Charge Test Circuit & Waveform
+
Vds
VDC
DUT -
Vgs
Qg
10V
Qgs Qgd
Resistive Switching Test Circuit & W aveform s
RL
Vds
DUT
+
Vdd
VDC
-
Vgs
td(on) tr
ton
t d (o ff)
tf
toff
Charge
90%
10%
Vds +
DUT
Diode Recovery Test Circuit & W aveforms
Vgs
Q rr = - Idt
Vds -
Isd
Vgs
Ig
L
Isd
IF
t rr
dI/dt
+
Vdd
I RM
VDC
-
Vds
Vdd
Alpha & Omega Semiconductor, Ltd.
www.aosmd.com