AO3421 Datasheet, PDF (5/5 Pages) Alpha & Omega Semiconductors – P-Channel Enhancement Mode Field Effect Transistor

AO3421
30V P-Channel MOSFET
VDC
Vgs
Ig
Gate Charge Test Circuit & Waveform
Vgs
Qg
-10V
Vds
VDC
DUT
Qgs Qgd
Vds
Vgs
Rg
Resistive Switching Test Circuit & Waveforms
RL
Vgs
t_on
td(on) t_r
t_off
td(off)
t_f
DUT
Vdd
VDC
Charge
90%
Vgs
10%
Vds
Vds
Id
Vgs
Rg
Vgs
Unclamped Inductive Switching (UIS) Test Circuit & Waveforms
2
L
E_AR= 1/2 LI_AR
Vgs
DUT
Vds
Vdd
VDC
Id
Vgs
BV_DSS
I _AR
Vds +
DUT
Diode Recovery Test Circuit & Waveforms
Q _rr = - Idt
Vgs
Vds -
Isd
L
-Isd
-I F
t _rr
dI/dt
Vgs
Ig
+
Vdd
VDC
-I _RM
-
-Vds
Vdd
5/5
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