Datasheet

www.vishay.com For technical questions contact: [e-mail] Document Number: 28325
10 Revision: 10-Nov-03
021 ASM
Vishay BCcomponents
Aluminum Capacitors
Axial Standard Miniature
RIPPLE CURRENT AND USEFUL LIFE
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
T
amb
(°C)
CCC205
lifetime multiplier
(1)
70
50
4.0
6 .0
2.0
1.5
30
15
10
3.0
20
1.0
I
A
I
R
I
A
= actual ripple current at 100 Hz.
I
R
= rated ripple current at 100 Hz, 85 °C.
(1) Useful life at 85 °C and I
R
applied:
case ∅D × L = 4.5 × 10 to 10 × 25 mm: 2500 hours
case ∅D × L = 10 × 30 to 21 × 38 mm: 8000 hours.
Fig.20 Multiplier of useful life as a function of ambient temperature and ripple current load
Table 5
MULTIPLIER OF RIPPLE CURRENT (I
R
) AS A FUNCTION OF FREQUENCY
FREQUENCY
(Hz)
I
R
MULTIPLIER
U
R
= 6.3 to 16 V U
R
= 25 to 40 V U
R
= 63 to 100 V
50 0.95 0.90 0.85
100 1.00 1.00 1.00
300 1.07 1.12 1.20
1000 1.12 1.20 1.30
3000 1.15 1.25 1.35
≥10000 1.20 1.30 1.40