120 ATC

Vishay BCcomponents

Aluminum Capacitors

Axial High Temperature, High Ripple Current

www.vishay.com

For technical questions contact: aluminumcaps2@vishay.com

Document Number: 28336

146

Revision: 28-Oct-05

RIPPLE CURRENT AND USEFUL LIFE

Table 4

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

Tamb (C)

o

120

130

140

150

JW64

lifetime multiplier

I A

R

I

(1)

.

Fig.9 Multiplier of useful life as a function of ambient temperature and ripple current load

(1) Useful life at 125

°C and I

FREQUENCY

(Hz)

case sizes

10

× 30 to 15 × 30 mm

case sizes

18

× 30 to 21 × 38 mm

case sizes

10

× 30 to 15 × 30 mm

case sizes

18

× 30 to 21 × 38 mm

50

0.37

0.54

0.23

0.44

100

0.48

0.63

0.32

0.56

300

0.69

0.75

0.53

0.76

1000

0.86

0.81

0.77

0.88

3000

0.96

0.87

0.93

0.94

≥10000

1.00

1.00

1.00

1.00