MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
LK
High Ripple Current
Series
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
WV
temperature range
I = 0.01CV or 3
I = 0.03CV or 4
Characteristics
6.3 ~ 63
-55 ~ +105 C
100
-40 ~ +105 C
Operating temperature range
Leakage current max.
A whichever is greater (after 2 minutes)
A whichever is greater (after 1 minute)
Capacitance tolerance
20% at 120Hz, 20 C
Capacitance > 1000
F : tan
increases by 0.02 for each 1000
10
0.19
16
0.16
25
0.14
35
0.12
F from below value.
50
0.10
63
0.09
100
0.08
Dissipation factor max.
(at 120Hz, 20 C)
WV
tan
6.3
0.22
Low temperature characteristics
(Impedance ratio at 120Hz)
Z-55 C / Z+20 C
3
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.
Leakage current
Load life
Capacitance change
tan
D
Life time
D
5, 6.3
Less than specified value
Within
25% of the initial value
Less than 200% of the specified value
D
8
D
10
D
12.5
2000 hours
3000 hours
4000 hours
5000 hours
Shelf life (at 105 C)
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 6035 clause 5.4.
DRAWING
Unit : mm
Insulating sleeve
d
0.05 Tinned copper-ply wire
0.5 max.
D
P
0.5
5
2.0
0.5
6.3
2.5
0.5
1.5
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
D
L
max.
15 min.
4 min.
Safety vent
6.3 up)
FREQUENCY COEFFICIENT OF PERMISSIBLE RIPPLE CURRENT
Frequency
F
120Hz
0.32
0.40
0.45
0.50
0.60
1kHz
0.60
0.63
0.67
0.70
0.75
10kHz
0.80
0.82
0.84
0.86
0.88
50kHz
0.90
0.91
0.92
0.93
0.94
100kHz
1.00
1.00
1.00
1.00
1.00
~ 33
39 ~ 270
330 ~ 680
820 ~ 1800
2200 ~
114
MINIATURE ALUMINUM ELECTROLYTIC CAPACITORS
LK
series
DIMENSIONS & MAXIMUM PERMISSIBLE RIPPLE CURRENT
WV
6.3
Impedance
D
L
(Ω)max.
20 C
100kHz
Ripple
current
(mA rms)
105 C
100kHz
D
L
10
Impedance
(Ω)max.
20 C
100kHz
Ripple
current
(mA rms)
105 C
100kHz
D
L
16
Impedance
(Ω)max.
20 C
100kHz
Ripple
current
(mA rms)
105 C
100kHz
5
5
11
11.5
11.5
12.5
12.5
16
20
25
25
30
31.5
35.5
40
0.800
0.350
0.240
0.160
0.130
0.095
0.075
0.055
0.043
0.034
0.032
0.029
0.027
200
550
550
927
927
1100
1280
1495
2100
2480
2840
3017
3379
5
8
10
10
10
10
10
12.5
16
16
16
18
11
11
11.5
12.5
12.5
16
20
25
25
25
31.5
35.5
40
25
Impedance
D
L
(Ω)max.
20 C
100kHz
0.800
0.550
0.240
0.160
0.130
0.095
0.075
0.055
0.043
0.034
0.032
0.029
0.027
Item
Ripple
current
(mA rms)
105 C
100kHz
200
200
550
927
927
1100
1280
1495
2100
2607
2840
3017
3379
(mm)
F
33
47
100
150
220
330
470
680
1000
1500
2200
3300
4700
6800
5
8
8
8
10
10
10
10
12.5
12.5
16
16
11
11.5
11.5
11.5
12.5
16
20
25
25
30
31.5
35.5
(mm)
(mm)
(mm)
0.850
0.490
0.300
0.240
0.140
0.110
0.075
0.055
0.043
0.034
0.032
0.029
200
550
550
550
927
1100
1280
1495
2100
2480
2840
3017
5
8
8
10
10
10
10
10
12.5
16
16
16
11
11.5
11.5
12.5
12.5
16
20
25
25
25
31.5
35.5
0.600
0.350
0.240
0.160
0.130
0.095
0.075
0.055
0.043
0.034
0.032
0.029
200
550
550
927
927
1100
1280
1495
2100
2607
2840
3017
8
8
10
10
10
10
10
12.5
12.5
16
16
18
WV
35
Impedance
D
L
(Ω)max.
20 C
100kHz
Ripple
current
(mA rms)
105 C
100kHz
5
5
5
5
5
5
5
8
10
10
10
10
10
12.5
12.5
16
16
18
11
11
11.5
12.5
12.5
16
20
25
25
30
31.5
35.5
40
2.000
1.500
0.700
0.200
0.160
0.120
0.095
0.075
0.055
0.043
0.034
0.032
0.029
200
200
550
927
927
1100
1280
1495
2100
2480
2840
3017
3379
5
6.3
8
10
10
10
10
12.5
16
16
16
18
11
11
11
11
11
11
11
11.5
12.5
16
20
25
25
25
31.5
35.5
40
50
Impedance
D
L
(Ω)max.
20 C
100kHz
4.00
3.50
3.00
2.20
2.000
1.800
1.200
0.700
0.200
0.120
0.095
0.075
0.055
0.043
0.034
0.032
0.029
63
Ripple
current
(mA rms)
105 C
100kHz
36
54
66
74
115
160
285
550
927
1100
1280
1495
2100
2770
2840
3017
3379
5
6.3
8
8
10
10
12.5
12.5
16
16
18
11
11
11.5
11.5
20
25
20
25
25
31.5
35.5
1.06
0.520
0.350
0.250
0.120
0.090
0.065
0.049
0.042
0.032
0.029
135
215
320
365
750
950
1140
1420
1700
2050
2280
5
5
5
6.3
8
10
10
12.5
12.5
16
16
18
11
11
11
11
11.5
12.5
16
20
25
25
31.5
40
100
Ripple
current
(mA rms)
105 C
100kHz
D
L
Impedance
(Ω)max.
20 C
100kHz
Ripple
current
(mA rms)
105 C
100kHz
Item
Impedance
D
L
(Ω)max.
20 C
100kHz
(mm)
F
1.0
2.2
3.3
4.7
10
22
33
47
100
150
220
330
470
680
1000
1500
2200
3300
(mm)
(mm)
(mm)
5.00
5.00
5.00
2.00
1.200
0.800
0.600
0.300
0.250
0.150
0.100
0.068
38
44
53
89
159
221
350
405
541
885
991
1401
MINIATURE TYPES
115
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