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Revision: 12-Dec-16
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Document Number: 28395
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Fig. 15 - Multiplier of useful life as a function of ambient temperature and ripple current load
Table 9
MULTIPLIER OF RIPPLE CURRENT (I
R
) AS A FUNCTION OF FREQUENCY
V
R
(V)
FREQUENCY (Hz)
100 300 1000 3000 10 000 30 000 100 000
I
R
MULTIPLIER
6.3 0.70 0.80 0.85 0.93 0.95 0.97 1.00
10 0.70 0.80 0.85 0.93 0.95 0.97 1.00
16 0.70 0.80 0.85 0.93 0.95 0.97 1.00
25 0.70 0.80 0.85 0.93 0.95 0.97 1.00
35 0.65 0.80 0.85 0.93 0.95 0.97 1.00
50 0.60 0.75 0.85 0.93 0.95 0.97 1.00
63 0.60 0.75 0.85 0.93 0.95 0.97 1.00
80 0.60 0.75 0.85 0.93 0.95 0.97 1.00
100 0.60 0.75 0.85 0.93 0.95 0.97 1.00
3.8
3.7
3.6
3.5
3.4
3.3
3.2
3.0
2.8
2.6
2.4
2.2
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.5
0.0
3.1
40 50 60 70 80 90 100 110
Lifetime multiplier
(1)
200
100
60
1.0
30
150
20
6.0
4.0
2.0
1.5
12
3.0
T
amb
(°C)
I
A
I
R
CCC206
8.0
I
A
= actual ripple current at 100 kHz
I
R
= rated ripple current at 100 kHz, 105 °C
(1)
Useful life at 105 °C and I
R
applied: see Table 8