C&H Technology 198 PHR-SI - Manual (Page 7)

198 PHR-SI
Vishay BCcomponents Aluminum Capacitors
Power High Ripple Current Snap-In
www.vishay.com For technical questions, contact: [email protected] Document Number: 28339
54 Revision: 08-Aug-08
Table 4
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;
7000 hours
ΔC/C: ± 10 %
ESR
≤ 2 x spec. limit
IL5
≤ spec. limit
Useful life CECC 30301
subclause 1.8.1 T
amb
= 85 °C; U
R
and I
R
applied;
15 000 hours
ΔC/C: ± 30 %
ESR
≤ 3 x spec. limit
IL5
≤ spec. limit
Shelf life
(storage at
high temperature) IEC 60384-4/
EN130300
subclause 4.17 T
amb
= 85 °C; no voltage applied;
1000 hours
after test: U
R
to be applied for 30 minutes,
24 to 48 hours before measurement
ΔC/C: ± 15 %
ESR
≤ 2 x spec. limit
IL5 ≤ 2 x spec. limit
1.3
1.2
1.1
1.0
0.8
0.5
0.0
40 50 60 70 80 90
T
amb
(°C)
I
A
I
R
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
(1 )
45
60
30
20
10
8
5
4
3
2
2.5
1.5
1
1.2
15
MGA 453
life multiplier
I
A
= actual ripple current at 100 Hz
I
R
= rated ripple current at 100 Hz and 85
°C
(1) Useful life at 85 °C and U
R
applied:
15 000 hours
Fig. 7 Multiplier of useful life as a function of ambient temperature and ripple current load