1
D = 0.9
D = 0.7
D = 0.5
D = 0.3
B320A - B360A
Note 7
0.1 D = 0.1
D = 0.05
D = 0.02
0.01 D = 0.01
D = 0.005
D = Single Pulse
0.001
0.001
0.01
1
D = 0.9
D = 0.7
D = 0.5
D = 0.3
RJA(t) = r(t) * RJA
RJA = 140°C/W
Duty Cycle, D = t1/ t2
P(pk)
t1
0.1
1
10
100
t1, PULSE DURATION TIME (sec)
Fig 9 Transient Thermal Resistance
B320A-B340A
t2
1000
10000
Note 7
0.1 D = 0.1
D = 0.05
D = 0.02
0.01
D = 0.01
RJA(t) = r(t) * RJA
RJA = 137°C/W
Duty Cycle, D = t1/ t2
D = 0.005
D = Single Pulse
0.001
0.001
0.01
P(pk)
0.1
1
10
100
t1, PULSE DURATION TIME (sec)
Fig 10 Transient Thermal Resistance
B350A-B360A
t1
t2
1000
10000
450
400
350
300
Single Pulse
RJA = 140°C/W
RJA(t) = r(t) * RJA
TJ - TA = P * RJA(t)
Note 7
500
450
400
350
300
250
250
200
200
150
150
100
100
Single Pulse
RJA = 137°C/W
RJA(t) = r(t) * RJA
TJ - TA = P * RJA(t)
Note 7
50
50
0
0.001 0.01 0.1 1 10 100 1000 10000
t1, PULSE DURATION TIME (s)
Fig. 11 Single Pulse Maximum Power Dissipation
(B320A-B340A)
0
0.0001
0.01
1
100
10000
t1, PULSE DURATION TIME (s)
Fig. 12 Single Pulse Maximum Power Dissipation
(B350A-B360A)
B320A - B360A
Document number: DS30891 Rev. 17 - 2
4 of 6
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September 2015
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