Page 1
ALUMINUM ELECTROLYTIC CAPACITORS
EK Series
Miniaturized, Low ESR and low impedance.
Suitable for use in high ripple current capability.
SPECIFICATIONS
Item Performance Characteristics
Category Temperature Range
Working Voltage Range 6.3 ~ 50Vdc
Capacitance Range 10 ~10,000 μF
Capacitance Tolerance
±20% (at 25℃ and 120Hz)
-40 ~ +105℃
Dissipation Factor
(tanδ)
(at 25℃, 120Hz)
Leakage Current
Endurance
Shelf Life
Others Conforms to JIS-C-5101-4 (1998), characteristic W.
Rated Voltage (V) 6.3 10 16 25 35 50
tanδ(Max) 0.22 0.19 0.16 0.14 0.12 0.10
The above values should be increased by 0.02 for every additional 1000μF
I=0.03CV or 3 μA, whichever is greater.
I : Leakage current (μA) C : Rated capacitance (μF) V : Rated voltage (V)
Impress the rated voltage for2 minutes.
The following requirements shall be satisfied when the capacitor are restored to 25℃ after the rated
voltage applied for 2,000 to 5,000 hours at 105℃.
Capacitance change
Dissipation factor(tanδ) ≦ 200% of the specified value
Leakage current ≦ specified value
The following requirements shall be satisfied when the capacitor are restored to 25℃ after exposing
them for 500 hours at 105℃ without voltage applied.
Capacitance change
Dissipation factor(tanδ) ≦ 200% of the specified value
Leakage current ≦ specified value
DIMENSIONS (mm)
≦ ±25% of the initial value
≦ ±25% of the initial value
Size Life time (hours)
≦6.3Ф 2,000
= 8 Ф 3,000
= 10Ф 4,000
≧12.5Ф 5,000
ФD 5 6.3 8 10
ФD ФD +0.5 Max
Фd 0.5 0.5 0.6 0.6 0.6 0.8 0.8
F 2.0 2.5 3.5 5.0 5.0 7.5
12.5 L＜35
12.5 L≥35 16
Page 2
ALUMINUM ELECTROLYTIC CAPACITORS
EK Series
Case size & Permissible rated ripple current:
6.3V 10V 16 V
Nominal
Capacitance
(uF)
2.2 5×11 4.500 40
4.7 5×11 4.000 80
10 5×11 1.300 90
22 6.3×11 0.150 150 5×11 0.500 80 5×11 0.800 150
47 5×11 0.350 100
56 5×11 0.300 250
100
120 6.3×11 0.130 405
150 5×11 0.300 250 5×11 0.380 300
220 5×11 0.300 350
330 6.3×11 0.130 405 8×12 0.072 760
470
560 8×12 0.072 760
680
820 8×16 0.056 995
1000
1200
1500
2200 10×25 0.022 2150 10×30 0.021 2500 12.5×25 0.018 2770
2700
3300 12.5×20 0.021 2360 12.5×25 0.018 2770 12.5×35 0.015 3400
3900
4700 12.5×30 0.016 3290 12.5×35 0.015 3400
5600
6800 16×26 0.016 3460
Case
Size
DΦ×L
(mm)
10×13 0.053 1030 10×13 0.038 1410
8×20 0.041 1250 10×20 0.023 1820 10×25 0.022 2150
10×16 0.038 1430
10×20 0.023 1820 10×25 0.022 2150
12.5×20 0.022 2200 12.5×30 0.016 3290
12.5×25 0.018 2770 12.5×30 0.016 3290
12.5×35 0.015 3400 16×26 0.016 3460
16×20 0.018 3140
Max. impd
@25℃
100kHz
(Ω)
5×11 0.300 250 5×11 0.240 320
6.3×11 0.150 350
8×12 0.072 760 8×12 0.056 995
8×16 0.056 995
10×13 0.053 1030 10×13 0.053 1030
10×16 0.050 1080
8×16 0.056 995 8×16 0.015 1200
8×20 0.041 1250
10×13 0.053 1030 10×16 0.038 1430
8×20 0.041 1250
10×16 0.038 1430 10×20 0.023 1820
12.5×20 0.021 2150 12.5×20 0.021 2360
16×20 0.018 3140
16×20 0.018 3140 16×25 0.016 3460
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
Case
Size
DΦ×L
(mm)
6.3×11 0.130 405 6.3×11 0.110 680
8×12 0.072 760 8×12 0.090 720
Max. impd
@25℃
100kHz
(Ω)
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
Case
Size
DΦ×L
(mm)
Max. impd
@25℃
100kHz
(Ω)
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
Page 3
ALUMINUM ELECTROLYTIC CAPACITORS
EK Series
Case size & Permissible rated ripple current:
25V 35V 50V
Nominal
Capacitance
(uF)
0.1 5×11 20.000 38
0.22 5×11 15.000 40
0.33 5×11 12.000 45
0.47 5×11 4.000 50
1 5×11 3.600 100
2.2 5×11 3.600 140
4.7 5×11 1.200 100 5×11 3.600 140
10 5×11 1.200 100 5×11 0.800 170 5×11 0.900 180
22 5×11 1.000 120 5×11 0.340 238
33 5×11 0.300 250
47 5×11 0.300 250 6.3×11 0.340 285
56 6.3×11 0.130 405 63×11 0.140 385
68
100 6.3×11 0.130 405 8×12 0.074 724
120 8×16 0.061 950
150 8×12 0.072 760 10×13 0.061 979
180 8×20 0.046 1190
220
270 8×20 0.041 1250 10×20 0.030 1580
330
470
560 10×25 0.022 2150 12.5×25 0.023 2410
680
820
1000
1200
1500 12.5×25 0.018 2770 12.5×35 0.015 3400
1800
2200 12.5×35 0.015 3400
2700 16×26 0.016 3460
Case
Size
DΦ×L
(mm)
8×12 0.072 840 8×16 0.056 995 10×16 0.042 1370
8×16 0.056 995
10×13 0.053 1030 10×16 0.038 1430 10×25 0.028 1870
8×20 0.041 1250
10×13 0.038 1430 10×16 0.030 1430
10×16 0.038 1430 10×20 0.023 1820
12.5×16 0.035 1480 12.5×16 0.033 1750 12.5×20 0.027 2050
10×16 0.028 1750 12.5×20 0.028 2700
10×20 0.023 1820 12.5×20 0.021 2360 12.5×30 0.021 2860
10×25 0.022 2150 12.5×35 0.019 2960
12.5×17 0.028 2250 12.5×20 0.050 2610
12.5×20 0.021 2360 12.5×25 0.018 2770 16×26 0.021 3010
12.5×30 0.016 3290
16×20 0.018 3140 16×26 0.016 3460
Max. impd
@25℃
100kHz
(Ω)
10×13 0.053 1030
16×20 0.023 2730
12.5×30 0.016 3290
16×20 0.018 3140
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
Case
Size
DΦ×L
(mm)
Max. impd
@25℃
100kHz
(Ω)
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
Case
Size
DΦ×L
(mm)
Max. impd
@25℃
100kHz
(Ω)
Max. Rated
ripple current
@105℃
100kHz
(mA rms)
RIPPLE CURRENT MULTIPLIERS
Frequency Multipliers
Vdc Cap.(uF)
10 ~ 68 0.30 0.55 0.80 1.00
6.3 ~ 50
82 ~ 220 0.40 0.60 0.85 1.00
330 ~ 820 0.50 0.65 0.90 1.00
1000 ~ 10000 0.60 0.70 0.95 1.00
Frequency (Hz)
120 1K 10K 100K
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