KF Series
KF Series
Low Impedance
Features
◆ Used in communication equipments, switching power supply, industrial measuring instruments, etc.
◆ Load life 2000~5000 Hrs at 105℃
◆ Safety vent construction design.
◆ For detail specifications, please refer to Engineering Bulletin No. E126
◆ RoHS Compliant
Specifications
Item
Performance Characteristics
Operating Temperature Range
Rated Voltage Range
Capacitance Range
Capacitance Tolerance
Leakage Current (+20℃,max.)
Dissipation Factor
(tanδ,at 20℃,120Hz)
-40 to +105℃
6.3 to 100 VDC
0.47 to 15000 μF
-25 to +105℃
160 to 450 VDC
0.47 to 470 μF
±20%(120Hz,+20℃)
I≦0.01 CV or 3 (μA)
I≦0.03 CV (μA)
After 2 minutes whichever is greater measured with rated
working voltage applied.
Working Voltage(VDC)
D.F. (%)max.
6.3
18
10
16
16
14
25
12
After 2 minutes withrate working voltage applied.
35
10
50
9
63
8
100
8
Working Voltage(VDC) 160 200 250 350 400 420 450
D.F. (%)max.
12 12 12 15 15 17 17
For capacitance >1000 μF, add 2% per another 1000uF.
Impedance ratio max
Low Temperature Characteristics
(at 120Hz)
Working Voltage(VDC)
Z-25℃ Z+20℃
Z-40℃ Z+20℃
6.3
4
8
10
3
6
16
3
4
25
3
3
35
3
3
50
3
3
Working Voltage(VDC)
Z-25℃ Z+20℃
Z-40℃ Z+20℃
160 200 250 350 400 450
2
2
3
5
5
6
3
6
6
6
6
-
63
2
3
100
2
3
For capacitance >1000 μF, add 0.5 per another 1000uF for -25℃ +20℃
add 1 per another 1000uF for -40℃ +20℃
Load Life
Shelf Life
Test conditions
Dφ
Life hours
Duration time
: as right
Ambient temperature
: +105℃
5 - 6.3 φ
2000
Applied voltage
: Rated DC working voltage
8
φ
3000
After test requirement at +20℃
Capacitance change
: ≦ ±20% of the initial measured value
≧ 10 φ
5000
Dissipation factor
: ≦ 200% of the initial specified value
(160-450V : 2000hrs)
Leakage current
: ≦ The initial specified value
Test conditions
Duration time
: 1000Hrs
Ambient temperature
: +105℃
Applied voltage
: None
After test requirement at +20℃: Same limits as Load life.
Pre-treatment for measurements shall be conducted after application of DC working voltage
for 30 minutes.
Multiplier for Ripple Current vs. Frequency
CAP(μF) Frequency(Hz) 50(60)
CAP≦10
0.47
10<CAP≦100
0.52
100<CAP≦1000
0.58
1000<CAP
0.63
120
0.59
0.62
0.72
0.78
400
0.76
0.80
0.84
0.87
1K
0.85
0.89
0.90
0.91
10K 50K-100K
0.97
1
0.97
1
0.98
1
0.98
1
Diagram of Dimensions:(unit:mm)
Dφ
F
dφ
α
5
2.0
6.3
2.5
0.5
D<18
1.5
120
8
3.5
L<20
0.5
L≧20
0.6
10
5.0
D=18
L<35.5 L≧35.5
1.5
2.0
13
5.0
0.6
D>18
2.0
16
7.5
18
7.5
0.8
22
10
KF Series
Case Size
φDxL(mm)
Cap(μF)
10
22
33
47
56
68
100
120
150
180
220
270
330
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
4700
5600
6800
8200
10000
15000
6.3
(8)
Size
Ripple
10
(13)
Impedance
16
(20)
Size
Ripple
Impedance
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
6.3x11
98
100
150
160
170
210
250
290
2.7
2.6
1.34
1.23
1.05
0.8
0.75
0.61
6.3x11
320
0.46
6.3x11
8x11.5
8x11.5
8x11.5
10x12.5
8x11.5
10x12.5
10x16
10x16
340
400
460
580
635
550
765
890
1040
0.35
0.3
0.27
0.25
0.16
0.17
0.11
0.1
0.076
10x16
10x20
1200
1400
0.067
0.062
Size
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
6.3x11
6.3x11
Ripple
74
100
114
155
180
195
265
270
290
Impedance
4.7
2.6
2
1.1
0.82
0.69
0.5
0.47
0.41
8x11.5
6.3x11
8x11.5
8x11.5
8x11.5
10x12.5
10x12.5
370
315
480
520
590
750
785
0.34
0.38
0.25
0.21
0.156
0.124
0.105
10x16
10x16
10x20
1100
1180
1350
0.092
0.078
0.065
10x25
10x30
13x20
13x20
10x25
13x25
13x20
13x25
1500
1600
1380
1800
1730
2000
1880
2450
0.061
0.056
0.06
0.047
0.05
0.038
0.04
0.033
2790
2640
2880
0.030
0.030
0.026
2990
3200
3320
3550
0.025
0.024
0.024
0.024
5x11
5x11
6.3x11
5x11
6.3x11
170
175
220
185
240
1.00
0.92
0.81
0.90
0.76
6.3x11
6.3x11
8x11.5
8x11.5
8x11.5
310
340
390
450
490
0.65
0.54
0.42
0.25
0.23
8x11.5
8x16
10x12.5
8x16
10x16
10x16
550
620
770
750
860
1100
0.21
0.20
0.17
0.15
0.16
0.14
10x20
1250
0.11
10x25
1550
0.058
10x20
10x25
10x25
13x20
13x20
1380
1470
1490
1550
1650
0.090
0.095
0.075
0.075
0.036
13x20
10x25
13x20
1750
1650
1900
0.041
0.52
0.035
13x25
2000
0.031
13x30
13x25
13x30
16x25
16x31.5
16x35.5
18x35.5
2100
1900
2160
2350
2550
2700
2950
0.036
0.040
0.034
0.032
0.027
0.024
0.023
16x25
2100
0.030
16x25
13x30
16x31.5
16x25
16x31.5
16x35.5
18x35.5
2290
2650
2770
2850
0.028
0.026
0.026
0.024
16x35.5
18x35.5
18x35.5
18x41
Ripple Current ( mA, rms ) at 105℃ 100KHz
Max Impedance (Ω) at 20℃ 100KHz
121
Radial
WV(SV)
KF Series
φDxL(mm)
WV(SV)
Cap(μF)
0.47
1
2.2
3.3
4.7
5.6
6.8
10
22
33
47
56
68
100
120
150
180
220
270
330
470
560
680
820
1000
1200
1500
1800
2200
2700
3300
4700
5600
6800
25
(32)
35
(44)
50
(63)
Size
Ripple
Impedance
Size
Ripple
Impedance
3.65
3.09
2.82
2.37
1.5
1.21
0.8
Size
5x11
5x11
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
6.3x11
6.3x11
Ripple
25
40
55
60
90
105
110
120
150
250
290
Impedance
5.4
4
2.8
2.2
2
1.93
1.89
1.82
1.25
0.8
0.65
5x11
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
6.3x11
6.3x11
6.3x11
6.3x11
8x11.5
8x11.5
8x11.5
10x12.5
10x12.5
10x16
10x16
10x20
10x20
10x25
13x20
13x25
13x25
16x25
16x25
16x25
16x31.5
16x35.5
18x35.5
18x41
68
75
80
85
125
155
190
220
250
280
370
380
410
455
550
720
820
1200
1250
1320
1400
1530
1650
1980
2210
2510
2650
2820
3240
3650
3720
3850
3.95
3.25
2.98
2.56
1.95
1.42
1.10
1.00
0.79
0.65
0.35
0.33
0.31
0.25
0.15
0.125
0.114
0.076
0.072
0.065
0.052
0.052
0.045
0.041
0.038
0.036
0.035
0.031
0.026
0.024
0.024
0.024
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
85
92
97
105
150
180
280
6.3x11
8x11.5
8x11.5
8x11.5
8x11.5
10x12.5
10x12.5
10x16
10x16
10x20
10x25
13x20
13x20
310
350
450
510
540
650
750
910
1050
1200
1500
1570
1700
0.64
0.52
0.25
0.22
0.191
0.172
0.114
0.095
0.079
0.065
0.061
0.056
0.048
8x11.5
8x11.5
10x12.5
10x12.5
10x12.5
10x16
10x16
10x20
10x25
13x20
13x20
13x25
13x30
310
375
480
530
590
860
930
1060
1150
1590
1740
1930
2100
0.49
0.33
0.17
0.156
0.132
0.114
0.096
0.078
0.065
0.055
0.05
0.044
0.039
13x25
13x30
16x25
16x31.5
16x31.5
16x35.5
18x35.5
18x41
1900
2130
2270
2700
2780
2850
3100
3500
0.042
0.039
0.036
0.035
0.034
0.029
0.026
0.024
16x25
16x31.5
16x35.5
16x35.5
18x35.5
18x41
18x41
2300
2650
2750
2850
3040
3070
3100
0.036
0.036
0.034
0.034
0.032
0.027
0.025
Ripple Current ( mA, rms ) at 105℃ 100KHz
Max Impedance (Ω) at 20℃ 100KHz
122
KF Series
φDxL(mm)
Cap(μF)
0.47
1
2.2
3.3
4.7
5.6
6.8
10
22
33
47
56
68
100
120
150
180
220
270
330
470
560
680
820
1000
1200
1500
1800
63
(79)
100
(125)
Size
5x11
5x11
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
8x11.5
8x11.5
8x11.5
Ripple
25
33
45
58
65
95
100
110
180
270
300
330
Impedance
5.4
4
2.8
2.2
2
1.9
1.82
1.75
0.80
0.61
0.56
0.38
10x12.5
10x16
10x16
10x16
10x20
10x20
13x20
13x20
13x25
13x25
13x30
16x25
16x31.5
16x35.5
18x35.5
18x41
480
610
620
700
800
920
1150
1250
1620
1680
1950
2150
2350
2550
2710
3000
0.21
0.14
0.13
0.11
0.10
0.080
0.065
0.055
0.053
0.049
0.043
0.038
0.034
0.032
0.031
0.027
Size
5x11
5x11
5x11
5x11
5x11
5x11
6.3x11
6.3x11
8x11.5
10x12.5
10x12.5
10x12.5
10x16
10x16
10x25
10x25
13x20
13x20
13x25
13x30
16x25
16x31.5
16x35.5
18x35.5
18x35.5
18x41
Ripple
20
30
42
55
72
100
115
130
220
320
370
400
440
470
560
660
780
820
950
1120
1440
1650
1720
1790
1840
1930
160
(200)
Impedance
5.9
4.4
3.3
2.8
2.6
2.33
1.95
1.77
0.85
0.69
0.58
0.43
0.42
0.35
0.3
0.22
0.174
0.142
0.13
0.11
0.1
0.09
0.085
0.08
0.071
0.066
Size
5x11
6.3x11
6.3x11
8x11.5
8x11.5
10x12.5
10x16
10x16
10x16
10x20
13x20
13x20
13x25
13x25
16x25
16x25
16x31.5
16x35.5
16x35.5
18x35.5
18x41
Ripple
36
45
55
70
80
91
100
140
205
260
320
340
370
450
540
560
710
760
820
990
1180
Impedance
9.44
7.85
5.21
4.31
4.16
3.61
3.12
2.69
1.3
1.1
0.91
0.67
0.66
0.56
0.47
0.35
0.26
0.22
0.19
0.18
0.16
Ripple Current ( mA, rms ) at 105℃ 100KHz
Max Impedance (Ω) at 20℃ 100KHz
123
Radial
WV(SV)
KF Series
φDxL(mm)
WV(SV)
Cap(μF)
0.47
1
2.2
3.3
4.7
5.6
6.8
10
22
33
47
56
68
100
120
150
180
220
200
(250)
2.2
3.3
4.7
5.6
6.8
10
22
33
47
56
68
100
350
(400)
Size
5x11
6.3x11
Ripple
36
45
Impedance
9.38
7.76
Size
5x11
6.3x11
Ripple
40
50
Impedance
8.85
6.54
6.3x11
55
5.18
8x11.5
72
4.12
8x11.5
71
4.25
8x11.5
75
3.85
8x11.5
10x12.5
8x11.5
10x12.5
8x16
10x16
78
85
90
95
115
140
5.00
4.12
4.50
3.55
3.25
2.71
10x16
150
2.02
10x16
10x20
10x20
13x20
13x20
13x25
13x20
186
205
280
330
360
400
430
1.80
1.40
1.00
0.80
0.65
0.62
0.45
8x11.5
10x12.5
8x11.5
10x12.5
8x16
10x12.5
10x16
8x16
10x12.5
10x16
85
100
95
105
124
126
140
141
144
160
3.50
2.95
2.93
2.72
2.50
2.20
1.86
1.80
1.75
1.4
10x20
10x25
13x20
13x20
13x25
13x25
210
248
310
375
405
420
13x25
16x25
16x25
16x31.5
480
540
780
820
0.42
0.35
0.30
0.28
16x25
16x31.5
16x25
16x31.5
16x31.5
16x35.5
18x31.5
18x35.5
18x41
740
830
840
860
920
1050
1090
0.28
0.26
0.25
0.23
0.20
0.19
0.16
16x31.5
16x35.5
16x35.5
18x31.5
18x35.5
18x31.5
18x41
WV(SV)
Cap(μF)
0.47
1
250
(300)
400
(450)
Size
6.3x11
8x11.5
10x12.5
8x11.5
8x11.5
10x12.5
8x16
10x12.5
10x16
10x20
13x20
13x25
16x25
16x31.5
16x31.5
18x35.5
Ripple
26
36
76
65
86
105
105
120
160
235
295
440
580
650
800
900
Size
6.3x11
6.3x11.5
8x11.5
8x11.5
10x12.5
10x12.5
10x16
10x16
10x20
10x16
10x20
10x16
10x25
Ripple
40
50
58
75
86
90
100
118
130
120
132
148
180
Impedance
8.82
7.90
6.35
5.3
4.02
3.80
3.52
3.13
2.77
2.76
2.58
2.43
1.65
10x16
10x25
165
200
1.64
1.35
1.3
1.25
0.9
0.60
0.45
0.42
13x20
13x20
13x25
16x25
16x31.5
16x35.5
220
263
290
389
430
460
1.22
1.02
0.86
0.76
0.62
0.60
490
675
0.38
0.27
692
730
750
750
830
850
910
0.26
0.25
0.24
0.23
0.21
0.20
0.19
16x31.5
16x35.5
18x31.5
18x35.5
18x35.5
18x41
18x41
475
481
487
513
525
560
590
0.57
0.56
0.56
0.55
0.54
0.52
0.50
420
(470)
Impedance
33.00
16.50
13.00
13.00
12.00
10.00
8.00
9.00
7.50
3.60
2.65
1.60
1.40
0.85
0.80
0.61
450
(500)
Size
6.3x11
8x11.5
10x12.5
Ripple
28
38
58
Impedance
34.00
17.00
12.10
Size
8x11.5
8x11.5
10x16
Ripple
30
45
65
Impedance
34.00
17.35
10.25
10x12.5
10x16
10x16
87
102
109
11.00
8.50
6.80
10x16
10x20
10x20
89
105
110
10x16
10x20
13x25
16x25
16x31.5
16x35.5
18x31.5
18x35.5
160
180
330
480
620
670
750
820
6.00
3.70
2.70
1.80
1.10
0.90
0.80
0.70
10x20
10x25
13x25
16x25
16x35.5
18x31.5
18x35.5
18x41
135
180
320
460
650
730
760
880
10.00
5.00
4.75
4.60
4.05
3.75
2.80
2.20
1.05
0.95
0.75
0.74
Ripple Current ( mA, rms ) at 105℃ 100KHz
Max Impedance (Ω) at 20℃ 100KHz
124
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