AON7548
TYPICAL ELECTRICAL AND THERMAL CHARACTERISTICS
10
100
0.000001 0.00001 0.0001 0.001
I
AR
(A) Peak Avalanche Current
Time in avalanche, t
A
(s)
Figure 12: Single Pulse Avalanche capability
(Note C)
0
10
20
30
0 25 50 75 100 125 150
Power Dissipation (W)
T
CASE
(°
°°
°C)
Figure 13: Power De-rating (Note F)
0
10
20
30
0 25 50 75 100 125 150
Current rating I
D
(A)
T
CASE
(°
°°
°C)
T
A
=25°C
1
10
100
1000
0.0001 0.001 0.01 0.1 1 10 100 1000
Power (W)
Pulse Width (s)
Figure 15: Single Pulse Power Rating Junction
T
A
=25°C
T
A
=150°C
T
A
=100°C
T
A
=125°C
40
0.001
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 16: Normalized Maximum Transient Thermal Impedance (Note H)
Single Pulse
D=T
on
/T
T
J,PK
=T
A
+P
DM
.Z
θJA
.R
θJA
T
T
In descending order
D=0.5, 0.3, 0.1, 0.05, 0.02, 0.01, single pulse
Figure 15: Single Pulse Power Rating Junction
Ambient (Note H)
R
θJA
=75°C/W
Rev 0: April 2012 www.aosmd.com Page 5 of 6