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2000 Jan 18
12
BC Components
Product specification
Aluminum electrolytic capacitors
Radial Miniature Semi-Professional
047 RMS
RIPPLE CURRENT AND USEFUL LIFE
Table 3
Multiplier of ripple current (IR) as a function of frequency
FREQUENCY
(Hz)
IR MULTIPLIER
UR = 16 and 25 V
UR = 35 and 40 V
UR = 50 and 63 V
50
0.95
0.85
0.80
100
1.00
1.00
1.00
300
1.07
1.20
1.25
1000
1.12
1.30
1.40
3000
1.15
1.35
1.50
≥10000
1.20
1.40
1.60
handbook, full pagewidth
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
CCC206
lifetime multiplier
(1)
Tamb (°C)
IA
IR
Fig.11 Multiplier of useful life as a function of ambient temperature and ripple current load.
IA = actual ripple current at 100 Hz.
IR = rated ripple current at 100 Hz, 105 °C.
(1) Useful life at 105
°C and I
R applied: 1 500 hours.