ao4454 Alpha & Omega Semiconductor, ao4454 Datasheet - Page 5

• Manufacturer Part Number: ao4454
• Description: 100v N-channel Mosfet Sdmos Tm
• Manufacturer: Alpha & Omega Semiconductor

Rev 1: November 2010
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
150
120
0.001
150
120
90
60
30
0.01
90
60
30
Figure 13: Diode Reverse Recovery Charge and Peak
0
0.1
0
10
0.00001
1
Figure 15: Diode Reverse Recovery Charge and
0
0
I
I
Q
di/dt=800A/ s
Q
rm
s
I
=20A
rr
rm
rr
D=T
T
R
200
5
Current vs. Conduction Current
J,PK
JA
=75° C/W
on
=T
Peak Current vs. di/dt
0.0001
/T
A
10
+P
400
DM
di/dt (A/ s)
.Z
I
Figure 12: Normalized Maximum Transient Thermal Impedance (Note F)
S
JA
15
(A)
.R
Single Pulse
600
JA
0.001
20
125ºC
800
25ºC
125ºC
25ºC
125ºC
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
25
125ºC
25ºC
25ºC
0.01
www.aosmd.com
1000
30
30
25
20
15
10
5
0
30
25
20
15
10
5
0
Pulse Width (s)
0.1
30
27
24
21
18
15
12
24
22
20
18
16
14
12
10
9
6
3
0
8
6
4
2
0
0
0
40
Figure 16: Diode Reverse Recovery Time and
Figure 14: Diode Reverse Recovery Time and
di/dt=800A/ s
S
Softness Factor vs. Conduction Current
t
S
rr
t
rr
1
200
5
Softness Factor vs. di/dt
P
D
10
25ºC
400
T
on
di/dt (A/ s)
10
I
S
T
15
125ºC
(A)
125ºC
25ºC
600
125ºC
25ºC
125º
20
100
25ºC
800
I
25
s
=20A
1000
Page 5 of 6
AO4454
1000
30
2.5
2
1.5
1
0.5
0
3
2.5
2
1.5
1
0.5
0