Ch-technology 053 PEC-PW Manual de usuario descargar pdf (Pagina 10)

Document Number: 28346 For technical questions, contact: aluminumcaps2@vishay.com

www.vishay.com

Revision: 14-Aug-08 9

051/053 PEC-PW

Aluminum Capacitors

Power Economic Printed Wiring

Vishay BCcomponents

RIPPLE CURRENT AND USEFUL LIFE

Table 4

Table 5

2.4

2.3

2.2

2.1

2.0

1.9

1.8

1.7

1.5

1.6

1.4

1.3

1.2

1.1

1.0

0.8

0.5

0.0

MGA453

life multiplier

40 50 60 70 8090

amb

(°C)

(1)

2.5

1.5

1.2

Fig.25 Multiplier of useful life as a function of ambient

temperature and ripple current load.

= actual ripple current at 100 Hz

= rated ripple current at 100 Hz and 85 °C

(1) Useful life at 85 °C and I

applied: 12 000 hours

MULTIPLIER OF RIPPLE CURRENT (I

) AS A FUNCTION OF FREQUENCY

FREQUENCY (Hz) I

MULTIPLIER

50 0.83

100 1.00

200 1.10

400 1.15

1000 1.19

≥ 2000 1.20

TEST PROCEDURES AND REQUIREMENTS

TEST

PROCEDURE

(quick reference)

REQUIREMENTS

NAME OF TEST REFERENCE

Endurance IEC 60384-4/

EN130300

subclause 4.13

amb

= 85 °C; U

applied;

5000 hours

≤ 100 V; ΔC/C: ± 15 %

> 100 V; ΔC/C: ± 10 %

ESR ≤ 1.3 x spec. limit

Z ≤ 2 x spec. limit

≤ spec. limit

Useful life CECC 30301

subclause 1.8.1

amb

= 85 °C; U

and I

applied;

12 000 hours

≤ 100 V; ΔC/C: ± 45 %

> 100 V; ΔC/C: ± 30 %

ESR ≤ 3 x spec. limit

Z ≤ 3 x spec. limit

≤ spec. limit

no short or open circuit,

no visible damage

total failure percentage:

≤ 100 V: ≤ 1 %;

> 100 V: ≤ 3 %

Shelf life

(storage at

high temperature)

IEC 60384-4/

EN130300

subclause 4.17

amb

=85°C; no voltage applied;

500 hours

after test: U

to be applied for 30 minutes,

24 hours to 48 hours before measurement

ΔC/C: ± 10 %

ESR ≤ 1.2 x spec. limit

≤ 2 x spec. limit

1 2 ... 5 6 7 8 9 10 11

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