User Manual

156 PUM-SI
Vishay BCcomponents
Aluminum Capacitors
Power Ultra Miniature Snap-In
www.vishay.com For technical questions, contact: [e-mail]
Document Number: 28337
40 Revision: 18-Aug-08
Table 3
Table 4
MULTIPLIER OF RIPPLE CURRENT (I
R
) AS A FUNCTION OF FREQUENCY
FREQUENCY
(Hz)
I
R
MULTIPLIER
U
R
=10to25V 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
TEST PROCEDURES AND REQUIREMENTS
TEST
PROCEDURE
(quick reference)
REQUIREMENTS
NAME OF TEST REFERENCE
Endurance IEC 60384-4/
EN130300
subclause 4.13
T
amb
=85°C; U
R
applied:
2000 hours
ΔC/C: ± 15 %
ESR ≤ 1.3 x spec. limit
Z ≤ 2 x spec. limit
I
L5
≤ spec. limit
Useful life CECC 30301
subclause 1.8.1
T
amb
= 85 °C; U
R
and I
R
applied:
5000 hours
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 %
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
ΔC/C: ± 10 %
ESR ≤ 1.2 x spec. limit
I
L5
≤ 2 x spec. limit