High Ripple Current Series

MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
High Ripple Current
Series
LK
Low Impedance Solvent Proof
Enabled high ripple current by a reduction of impedance at high frequency
High reliability withstanding 5000 hours load life at 105 C
(2000 ~ 4000 hours for smaller case sizes as specified below)
Complied to the RoHS directive
Item
Characteristics
WV
temperature range
Operating temperature range
100
-40 ~ +105 C
6.3 ~ 63
-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
Leakage current max.
Capacitance tolerance
Capacitance > 1000 F : tan increases by 0.02 for each 1000 F from below value.
Dissipation factor max.
WV
tan
(at 120Hz, 20 C)
6.3
0.22
10
0.19
16
0.16
25
0.14
35
0.12
Z-55 C / Z+20 C
3
Low temperature characteristics
(Impedance ratio at 120Hz)
50
0.10
63
0.09
100
0.08
Z-25 C / Z+20 C
2
After an application of DC bias voltage plus the rated AC ripple current for 5000 hours at 105 C.
The measurement shall meet the following limits. The DC voltage plus the peak AC voltage
combined must not exceed the rated voltage.
Less than specified value
Within 25% of the initial value
Less than 200% of the specified value
Leakage current
Capacitance change
tan
Load life
D
Life time
D 5, 6.3
2000 hours
D 8
3000 hours
D 10
4000 hours
D
12.5
5000 hours
After 1000 hours no load test, leakage current, capacitance and tan are same as load life value.
The measurement shall be performed at 20 C by the KS C IEC 60384 - 4
Shelf life (at 105 C)
Unit : mm
DRAWING
d
0.05 Tinned copper-ply wire
D 0.5 max.
Insulating sleeve
P
L
Safety vent
max.
15 min.
D
5
6.3
8
10
12.5
16
18
P
2.0
2.5
3.5
5.0
5.0
7.5
7.5
d
0.5
0.5
0.6
0.6
0.6
0.8
0.8
0.5
1.5
4 min.
2.0
6.3 up)
FREQUENCY COEFFICIENT OF PERMISSIBLE RIPPLE CURRENT
Frequency
120Hz
1kHz
10kHz
50kHz
0.32
0.60
0.80
0.90
1.00
F
~ 33
39 ~ 270
0.40
0.63
0.82
0.91
1.00
330 ~ 680
0.45
0.67
0.84
0.92
1.00
820 ~ 1800
0.50
0.70
0.86
0.93
1.00
0.60
0.75
0.88
0.94
1.00
2200 ~
114
100kHz
MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
LK series
DIMENSIONS & MAXIMUM PERMISSIBLE RIPPLE CURRENT
WV
6.3
Impedance
Item
D
L
(Ω)max.
10
Ripple
current
Impedance
D
L
(Ω)max.
(mA rms)
(mm)
20 C
100kHz
F
105 C
16
Ripple
current
Impedance
D
L
(Ω)max.
(mA rms)
(mm)
100kHz
20 C
100kHz
105 C
25
Ripple
current
L
(Ω)max.
(mA rms)
(mm)
100kHz
20 C
100kHz
105 C
5
11
0.800
200
Ripple
current
(mA rms)
(mm)
100kHz
33
47
Impedance
D
20 C
100kHz
105 C
100kHz
5
11
0.800
200
5
11
0.550
200
100
5 11
0.850
200
5
11
0.600
200
8
11.5
0.350
550
8
11.5
0.240
550
150
8 11.5
0.490
550
8
11.5
0.350
550
8
11.5
0.240
550
10
12.5
0.160
927
220
8 11.5
0.300
550
8
11.5
0.240
550
10
12.5
0.160
927
10
12.5
0.130
927
330
8 11.5
0.240
550
10
12.5
0.160
927
10
12.5
0.130
927
10
16
0.095
1100
470
10 12.5
0.140
927
10
12.5
0.130
927
10
16
0.095
1100
10
20
0.075
1280
680
10 16
0.110
1100
10
16
0.095
1100
10
20
0.075
1280
10
25
0.055
1495
1000
10 20
0.075
1280
10
20
0.075
1280
10
25
0.055
1495
12.5
25
0.043
2100
1500
10 25
0.055
1495
10
25
0.055
1495
12.5
25
0.043
2100
16
25
0.034
2607
2200
12.5 25
0.043
2100
12.5
25
0.043
2100
12.5
30
0.034
2480
16
31.5
0.032
2840
3300
12.5 30
0.034
2480
16
25
0.034
2607
16
31.5
0.032
2840
16
35.5
0.029
3017
4700
16 31.5
0.032
2840
16
31.5
0.032
2840
16
35.5
0.029
3017
18
40
0.027
3379
6800
16 35.5
0.029
3017
16
35.5
0.029
3017
18
40
0.027
3379
WV
35
Impedance
Item
D
L
(Ω)max.
50
Ripple
current
Impedance
D
L
(Ω)max.
(mA rms)
(mm)
20 C
100kHz
F
105 C
63
Ripple
current
Impedance
D
L
(Ω)max.
(mA rms)
(mm)
100kHz
20 C
100kHz
105 C
100
Ripple
current
Impedance
D
L
(Ω)max.
(mA rms)
(mm)
100kHz
20 C
100kHz
105 C
Ripple
current
(mA rms)
(mm)
100kHz
20 C
100kHz
105 C
100kHz
5
11
4.00
36
2.2
5
11
3.50
54
5
11
5.00
38
3.3
5
11
3.00
66
5
11
5.00
44
4.7
5
11
2.20
74
5
11
5.00
53
5
11
2.000
115
5
11
1.06
135
6.3
11
2.00
89
11
0.520
215
8
11.5
1.200
159
10
22
5
11
2.000
200
5
11
1.800
160
6.3
33
5
11
1.500
200
6.3
11
1.200
285
8
11.5
0.350
320
10
12.5
0.800
221
47
8
11.5
0.700
550
8
11.5
0.700
550
8
11.5
0.250
365
10
16
0.600
350
100
10
12.5
0.200
927
10
12.5
0.200
927
10
20
0.120
750
12.5
20
0.300
405
150
10
12.5
0.160
927
10
16
0.120
1100
10
25
0.090
950
12.5
25
0.250
541
220
10
16
0.120
1100
10
20
0.095
1280
12.5
20
0.065
1140
16
25
0.150
885
330
10
20
0.095
1280
10
25
0.075
1495
12.5
25
0.049
1420
16
31.5
0.100
991
470
10
25
0.075
1495
12.5
25
0.055
2100
16
25
0.042
1700
18
40
0.068
1401
680
12.5
25
0.055
2100
16
25
0.043
2770
16
31.5
0.032
2050
1000
12.5
30
0.043
2480
16
31.5
0.034
2840
18
35.5
0.029
2280
1500
16
31.5
0.034
2840
16
35.5
0.032
3017
2200
16
35.5
0.032
3017
18
40
0.029
3379
3300
18
40
0.029
3379
MINIATURE TYPES
1.0
115