156PUM-SI Datasheet, PDF (6/7 Pages) Vishay Siliconix – Aluminum Capacitors Aluminum Capacitors

156 PUM-SI
Vishay BCcomponents
Aluminum Capacitors
Power Ultra Miniature Snap-In
Table 3
MULTIPLIER OF RIPPLE CURRENT (I_R) AS A FUNCTION OF FREQUENCY
FREQUENCY
(Hz)
U_R = 10 to 25 V
I_R MULTIPLIER
U_R = 40 to 100 V
50
0.93
0.91
100
1.00
1.00
200
1.04
1.05
400
1.07
1.09
1000
1.11
1.13
2000
1.13
1.15
4000
1.15
1.18
≥ 10 000
1.18
1.22
Table 4
TEST PROCEDURES AND REQUIREMENTS
TEST
NAME OF TEST
REFERENCE
PROCEDURE
(quick reference)
Endurance
IEC 60384-4/
EN130300
subclause 4.13
T_amb = 85 °C; U_R applied:
2000 hours
Useful life
CECC 30301
subclause 1.8.1
T_amb = 85 °C; U_R and I_R applied:
5000 hours
Shelf life
(storage at
high temperature)
IEC 60384-4/
EN130300
subclause 4.17
T_amb = 85 °C; no voltage applied;
500 hours
After test: U_R to be applied for 30 minutes,
24 hours to 48 hours before measurement
REQUIREMENTS
ΔC/C: ± 15 %
ESR ≤ 1.3 x spec. limit
Z ≤ 2 x spec. limit
I_L5 ≤ spec. limit
ΔC/C: ± 15 %
ESR ≤ 3 x spec. limit
Z ≤ 3 x spec. limit
I_L5 ≤ spec. limit
no short or open circuit,
no visible damage
total failure percentage: ≤ 1 %
ΔC/C: ± 10 %
ESR ≤ 1.2 x spec. limit
I_L5 ≤ 2 x spec. limit
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Document Number: 28337
Revision: 18-Aug-08