AOWF412
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
17
5
2
10
0
18
0.1
1
10
100
1 10 100 1000
I
AR
(A) Peak Avalanche Current
Time in avalanche, t
A
(µ
µµ
µs)
Figure 12: Single Pulse Avalanche capability (Note
C)
0
5
10
15
20
25
30
35
40
0 25 50 75 100 125 150 175
Power Dissipation (W)
T
CASE
(°
°°
°C)
Figure 13: Power De-rating (Note F)
0
5
10
15
20
25
30
35
0 25 50 75 100 125 150 175
Current rating I
D
(A)
T
CASE
(°
°°
°C)
Figure 14: Current De-rating (Note F)
T
A
=25°C
1
10
100
1000
0.0001 0.01 1 100 10000
Power (W)
Pulse Width (s)
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note G)
T
A
=25°C
T
A
=150°C
T
=100°C
T
A
=125°C
40
0.001
0.01
0.1
1
10
0.001 0.01 0.1 1 10 100 1000
Z
θ
θ
θ
θJA
Normalized Transient
Thermal Resistance
Pulse Width (s)
Figure 16: Normalized Maximum Transient Thermal Impedance (Note G)
Single Pulse
D=T
on
/T
T
J,PK
=T
A
+P
DM
.Z
θJA
.R
θJA
T
T
P
D
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
0.1
1
10
100
1 10 100 1000
I
AR
(A) Peak Avalanche Current
Time in avalanche, t
A
(µ
µµ
µs)
Figure 12: Single Pulse Avalanche capability (Note
C)
0
5
10
15
20
25
30
35
40
0 25 50 75 100 125 150 175
Power Dissipation (W)
T
CASE
(°
°°
°C)
Figure 13: Power De-rating (Note F)
0
5
10
15
20
25
30
35
0 25 50 75 100 125 150 175
Current rating I
D
(A)
T
CASE
(°
°°
°C)
Figure 14: Current De-rating (Note F)
T
A
=25°C
1
10
100
1000
0.0001 0.01 1 100 10000
Power (W)
Pulse Width (s)
Figure 15: Single Pulse Power Rating Junction-to-
Ambient (Note G)
T
A
=25°C
T
A
=150°C
T
=100°C
T
A
=125°C
R
θJA
=60°C/W
Rev0: August 2010 www.aosmd.com Page 5 of 7