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Document Number: 28395

64

Revision: 30-Oct-08

150 CRZ

Vishay BCcomponents

Aluminum Capacitors

SMD (Chip), Very Low Z

IMPEDANCE (Z)

Fig.11 Typical impedance Z as a function of frequency at 20 °C

Fig.12 Typical impedance Z as a function of frequency at 20 °C

RIPPLE CURRENT AND USEFUL LIFE

100

10

1

0.1

0.01

f (Hz)

(

Ω)

Z

Curve 1: 220-25-0810

Curve 2: 330-25-1010

Curve 3: 470-25-1014

Curve 4: 680-25-1213

Curve 5: 1000-25-1216

0.01

0.1

1

10

100

1000

10

1

10

2

10

3

10

4

10

5

f (Hz)

Z

(Ω)

Curve 1: 47-63-0810

Curve 2: 68-63-1010

Curve 3: 100-63-1014

Curve 4: 220-63-1213

Curve 5: 220-63-1216

Fig.13 Multiplier of useful life as a function of ambient temperature and ripple current load

I

I

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

I

A

R

I

1)

MEA240

lifetime multiplier

T