157 PUM-SI

www.vishay.com

Vishay BCcomponents

Revision: 17-Oct-16

8

Document Number: 28338

THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT

RIPPLE CURRENT AND USEFUL LIFE

Table 3

Note

• Multiplier of useful life code: MGA453

Fig. 6 - Multiplier of useful life as a function of ambient temperature and ripple current load

Table 4

ENDURANCE TEST DURATION AND USEFUL LIFE

ENDURANCE

AT 85 °C

(h)

USEFUL LIFE

AT 85 °C

(h)

3000

5000

FREQUENCY (Hz)

50

100

120

200

1000

 10 000

0.90

0.95

1.00

1.15

1.30

1.40

1.3

1.2

1.1

1.0

0.8

0.5

0.0

40

50

60

70

80

90

I

A

I

R

1.4

1.5

1.6

1.7

1.8

1.9

2.0

2.1

2.2

2.3

2.4

(1)

MGA453

Life multiplier

T

I

I