C&H Technology 135 RLI - Manual (Page 7)

www.vishay.com For technical questions contact: [email protected] Document Number: 28317
160 Revision: 16-Nov-05
135 RLI
Vishay BCcomponents Aluminum Capacitors
Radial Low Impedance
NOT
F
OR
N
E
W DES
IG
NS
ADDITIONAL ELECTRICAL DATA
PARAMETER CONDITIONS VALUE
Voltage
Surge voltage U
s
≤ 1.15 U
R
Reverse voltage U
rev
≤ 1 V
Current
Leakage current after 1 minute at U
R
I
L1
≤ 0.03 C
R
× U
R
after 2 minutes at U
R
I
L2
≤ 0.01 C
R
× U
R
Capacitance (C)
Ratio of capacitance at 120 Hz U
R
= 6.3 V C
-55 °C
/C
20 °C
≥ 0.7
U
R
= 10 to 100 V C
-55 °C
/C
20 °C
≥ 0.8
Impedance (Z)
Ratio of impedance at 120 Hz Z
-55 °C
/Z
20 °C
≤ 3
Resistance
Equivalent series resistance (ESR) calculated from tan
δ
max
and C
R
(see Table 2) ESR = tan
δ / 2πfC
R
RIPPLE CURRENT AND USEFUL LIFE
Table 3
MULTIPLIER OF RIPPLE CURRENT (I
R
) AS A FUNCTION OF FREQUENCY
FREQUENCY
(Hz)
I
R
MULTIPLIER
22
μF
33 to 330
μF
470 to 1 000
μF >1 000 μF
50 0.40 0.60 0.65 0.80
120 0.50 0.70 0.80 0.90
300 0.60 0.80 0.90 0.95
1000 0.80 0.90 0.98 0.98
10000 0.90 0.95 1.00 1.00
100000 1.00 1.00 1.00 1.00
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
lifetime multiplier
(1)
200
100
60
1.0
30
150
20
6.0
4.0
2.0
1.5
12
8.0
3.0
T amb ( °C)
I A
I R
CCC206
Fig.5 Multiplier of useful life as a function of ambient temperature
and ripple current load.
I
A
= actual ripple current at 100 kHz.
I
R
= rated ripple current at 100 kHz, 105 °C.
(1) Useful life at 105 °C and I
R
applied:
∅D = 8 mm: 1500 hours
∅D ≥ 10 mm: 2500 hours.