AO6420
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS: N-CHANNEL
0
2
4
6
8
10
0 2 4 6 8 10
V
GS
(Volts)
Q
g
(nC)
Figure 7: Gate-Charge Characteristics
0
200
400
600
800
0 10 20 30 40 50 60
Capacitance (pF)
V
DS
(Volts)
Figure 8: Capacitance Characteristics
C
iss
0
10
20
30
40
Power (W)
C
oss
C
V
DS
=30V
I
D
= 4.2A
T
J(Max)
=150°C
T
A
=25°C
0.0
0.1
1.0
10.0
100.0
I
D
(Amps)
R
DS(ON)
limited
T
J(Max)
=150°C
T
A
=25°C
Alpha & Omega Semiconductor, Ltd. www.aosmd.com
0
0.001 0.01 0.1 1 10 100 1000
Pulse Width (s)
Figure 10: Single Pulse Power Rating Junction-to-
Ambient (Note E)
0.01
0.1
1
10
0.00001 0.0001 0.001 0.01 0.1 1 10 100 1000
Z
θ
θ
θ
θJA
Normalized Transient
Thermal Resistance
Pulse Width (s)
Figure 11: Normalized Maximum Transient Thermal Impedance
D=T
on
/T
T
J,PK
=T
A
+P
DM
.Z
θJA
.R
θJA
R
θJA
=110°C/W
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
Single Pulse
T
T
P
D
0.0
0.01 0.1 1 10 100
V
DS
(Volts)
Figure 9: Maximum Forward Biased Safe
Operating Area (Note E)
Alpha & Omega Semiconductor, Ltd. www.aosmd.com
