MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
WD
Miniaturized, Extremely Low Impedance
Series
Smaller case sizes than RZ series
Extremely low impedance at high frequency
High reliability withstanding 5000 hours load life at 105 C
(2000/3000 hours for smaller case sizes as specified below)
Low Impedance Miniaturized Solvent Proof
Item
Operating temperature range
Leakage current max.
Capacitance tolerance
Dissipation factor max.
(at 120Hz, 20 C)
Low temperature characteristics
(Impedance ratio at 120Hz)
Load life
(after application of the rated
voltage for 5000 hours at 105 C)
Characteristics
-55 ~ +105 C
I = 0.01CV or 3 A whichever is greater (after 2 minutes)
I = 0.03CV or 4 A whichever is greater (after 1 minute)
20% at 120Hz, 20 C
Capacitance > 1000 F : tan increases by 0.02 for each 1000 F from below value.
WV
tan
WV
Z-55 C/Z+20 C
Leakage current
Capacitance change
tan
5, 6.3, 8 products are for 2000 hours,
6.3
0.24
10
0.20
6.3,10
5
16
0.16
25
0.14
16~35
4
Less than specified value
Within 20% of initial value
Less than 200% of specified value
10 products are for 3000 hours
Less than specified value
Within 20% of initial value
Less than 150% of specified value
35
0.12
50
3
50
0.10
Shelf life
(after leaving capacitors under
no load at 105 C for 1000 hours)
Leakage current
Capacitance change
tan
DRAWING
Unit : mm
Insulating sleeve
D 0.5 max.
d
0.05 Tinned copper-ply wire
D
P 0.5
5
2.0
0.5
6.3
2.5
0.5
1.0
8
3.5
0.6
10
5.0
0.6
12.5
5.0
0.6
2.0
16
7.5
0.8
18
7.5
0.8
P
d
L
max.
15 min.
4 min.
Safety vent
6.3 up)
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