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Revision: 06-Oct-16

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Document Number: 28322

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RIPPLE CURRENT AND USEFUL LIFE

Table 2

Note

• Multiplier of useful life code: MBC242

Fig. 9 - 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)

CASE CODE

ENDURANCE TEST

AT 125 °C

(h)

USEFUL LIFE

AT 125 °C

(h)

10 x 12

14

2000

2500

10 x 16

15

2000

3000

10 x 20

16

2000

3000

12.5 x 20

17

2000

3000

12.5 x 25

18

2000

3000

16 x 20

19a

2000

3000

16 x 25

19

2000

4000

16 x 31

20

2000

4000

18 x 31

1831

2000

4000

T

(1)

Lifetime multiplier

4.3

4.2

4.1

4.0

3.9

3.8

3.7

3.6

3.5

3.4

3.3

3.2

3.1

3.0

2.8

2.6

2.4

2.0

2.2

1.8

1.6

1.4

1.2

1.0

0.8

0.5

0.0

40

50

60

70

80

90

100

110

120

130

MBC242

I

A

I

R

I

I