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Revision: 17-Mar-17

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Document Number: 28320

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RIPPLE CURRENT AND USEFUL LIFE

Table 3

Note

• Multiplier of useful life code: CCC206

Fig. 5 - Multiplier of useful life as a function of ambient temperature and ripple current load

ENDURANCE TEST DURATION AND USEFUL LIFE

NOMINAL CASE SIZE

Ø D x L

(mm)

ENDURANCE

AT 105 °C

(h)

USEFUL LIFE

AT 105 °C

(h)

USEFUL LIFE

AT 40 °C

1.6 x IR APPLIED

(h)

10 x 12

2000

3000

200 000

10 x 16

2000

3000

200 000

10 x 20

2000

3000

200 000

12.5 x 20

2000

3000

200 000

12.5 x 25

2000

3000

200 000

16 x 20

2000

4000

260 000

16 x 25

2000

4000

260 000

16 x 35

2000

4000

260 000

18 x 20

2000

4000

260 000

18 x 25

2000

4000

260 000

18 x 35

2000

4000

260 000

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)

IA

IR

CCC206

T

amb (°C)

I

A = Actual ripple current at 100 Hz

I

R = Rated ripple current at 100 Hz, 105 °C

(1) Useful life at 105 °C and I

R applied

Case Ø D = 10 mm and 12.5 mm: 3000 h

Case Ø D = 16 mm and 18 mm: 4000 h