MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
WH
High ripple current, Ultra Low Impedance
Series
Low Impedance
Solvent Proof
·Low
impedance compared with WZ series
·Enabled
high ripple current by a reduction of impedance
at high frequency range.
·High
reliability withstanding 2000 hours load life at 105°
C
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 2000 hours at 105°
C)
°
Shelf life (at 105°
C)
Characteristics
-40 ~ +105°
C
I = 0.01CV or 3μ whichever is greater (after 2 minutes)
A
I = 0.03CV or 4μ whichever is greater (after 1 minute)
A
±20%
at 120Hz, 20°
C
WV
tanδ
WV
Z-40° Z+20°
C/
C
Leakage current
Capacitance change
tanδ
6.3
0.22
6.3
3
10
0.19
10
3
16
0.16
16
3
Less than specified value
Within
±25%
of initial value
Less than 200% of specified value
After 1000 hours no load test, leakage current, capacitance and tanδ
are same as load life value.
Unit : mm
●
DRAWING
Insulating sleeve
ØD+0.5
max.
Ød±0.05
Tinned copper-ply wire
+
-
Ø
D
P±0.5
8
3.5
0.6
1.5
10
5.0
0.6
2.0
P
Ø
d
β
L+β
max.
Safety vent
15 min.
4 min.
●
DIMENSIONS & MAXIMUM PERMISSIBLE RIPPLE CURRENT
WV
Item
ØD×L
(mm)
μ
F
470
680
820
1000
1200
1500
8
×
15
10
×
12.5
8
×
20
10
×
20
10
×
25
20
1850
8
×
20
16
1960
10
×
16
10
×
25
10
×
25
12
12.5
2350
2460
10
×
25
10
×
20
11
2770
8
×
11.5
21
1340
8
×
15
10
×
12.5
20
16
1850
1960
8
×
20
10
×
16
12
12.5
2350
2460
8
×
11.5
21
1340
6.3
Impedance
(mΩ)max.
°
20°
C
100kHz
Ripple
current
(mA rms)
°
105°
C
100kHz
ØD×L
(mm)
10
Impedance
(mΩ)max.
°
20°
C
100kHz
Ripple
current
(mA rms)
°
105°
C
100kHz
ØD×L
(mm)
8
×
11.5
8
×
15
10
×
12.5
16
Impedance
(mΩ)max.
°
20°
C
100kHz
21
20
16
Ripple
current
(mA rms)
°
105°
C
100kHz
1340
1850
1960
1800
2200
3300
12.5
2460
11
2770
9
3230
11
9
2770
3230
9
3230
78