Aluminum Electrolytic Capacitors

Find the right aluminum electrolytic capacitor for your power design. Our catalog covers surface-mount (SMD) and radial-lead capacitors for board-level designs, as well as snap-in and screw-terminal capacitors for high-power equipment. Contact our team for help sourcing standard, long-life and hard-to-find parts.

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Total Products: 14,103
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Sheet
Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp
Additional SpecificationsQtyGet A
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UVK2V470MHDUVK2V470MHDNichiconCAP ALUM 47UF ±20% 350V RADIALAluminum Electrolytic CapacitorsN/A350 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
47 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
480 mA @ 10 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
25 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
522
UVK2V4R7MPDUVK2V4R7MPDNichiconCAP ALUM 4.7UF ±20% 350V RADIALAluminum Electrolytic CapacitorsN/A350 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
4.7 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
88 mA @ 10 kHz
Ripple Current Low Frequency:
55 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,485
UVK2V680MHDUVK2V680MHDNichiconCAP ALUM 68UF ±20% 350V RADIALAluminum Electrolytic CapacitorsN/A350 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
68 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
640 mA @ 10 kHz
Ripple Current Low Frequency:
400 mA @ 120 Hz
Size / Dimension:
25 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
647
UVK2W100MPDUVK2W100MPDNichiconCAP ALUM 10UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
10 µF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
128 mA @ 10 kHz
Ripple Current Low Frequency:
80 mA @ 120 Hz
Size / Dimension:
20 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,501
UVK2W101MHDUVK2W101MHDNichiconCAP ALUM 100UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
100 µF
ESR:
N/A
Height Seated (Max):
4.2 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
448 mA @ 10 kHz
Ripple Current Low Frequency:
280 mA @ 120 Hz
Size / Dimension:
40 x 18 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,211
UVK2W220MHDUVK2W220MHDNichiconCAP ALUM 22UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
22 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
224 mA @ 10 kHz
Ripple Current Low Frequency:
140 mA @ 120 Hz
Size / Dimension:
25 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,754
UVK2W221MRDUVK2W221MRDNichiconCAP ALUM 220UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
220 µF
ESR:
N/A
Height Seated (Max):
5.2 cm
Impedance:
N/A
Lead Spacing:
1.25 cm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
560 mA @ 10 kHz
Ripple Current Low Frequency:
350 mA @ 120 Hz
Size / Dimension:
50 x 25 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,992
UVK2W2R2MPDUVK2W2R2MPDNichiconCAP ALUM 2.2UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
2.2 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
44.8 mA @ 10 kHz
Ripple Current Low Frequency:
28 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,471
UVK2W330MHDUVK2W330MHDNichiconCAP ALUM 33UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
33 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
288 mA @ 10 kHz
Ripple Current Low Frequency:
180 mA @ 120 Hz
Size / Dimension:
25 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,177
UVK2W3R3MPDUVK2W3R3MPDNichiconCAP ALUM 3.3UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
3.3 µF
ESR:
N/A
Height Seated (Max):
1.4 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
64 mA @ 10 kHz
Ripple Current Low Frequency:
40 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,177
UVK2W470MHDUVK2W470MHDNichiconCAP ALUM 47UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
47 µF
ESR:
N/A
Height Seated (Max):
3.25 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
352 mA @ 10 kHz
Ripple Current Low Frequency:
220 mA @ 120 Hz
Size / Dimension:
30.5 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,381
UVK2W4R7MPDUVK2W4R7MPDNichiconCAP ALUM 4.7UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
4.7 µF
ESR:
N/A
Height Seated (Max):
1.4 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
73.6 mA @ 10 kHz
Ripple Current Low Frequency:
46 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
851
UVK2W680MHDUVK2W680MHDNichiconCAP ALUM 68UF ±20% 450V RADIALAluminum Electrolytic CapacitorsN/A450 V-25°C - 85°C
Applications:
General Purpose
Capacitance:
68 µF
ESR:
N/A
Height Seated (Max):
3.75 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Polar
Ratings:
N/A
Ripple Current High Frequency:
416 mA @ 10 kHz
Ripple Current Low Frequency:
260 mA @ 120 Hz
Size / Dimension:
35.5 x 18 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,737
UVP0J101MEDUVP0J101MEDNichiconCAP ALUM BP 100UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
100 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
187.5 mA @ 10 kHz
Ripple Current Low Frequency:
125 mA @ 120 Hz
Size / Dimension:
11 x 6.3 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,939
UVP0J102MPDUVP0J102MPDNichiconCAP ALUM BP 1000UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
1 mF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
747.5 mA @ 10 kHz
Ripple Current Low Frequency:
650 mA @ 120 Hz
Size / Dimension:
20 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,234
UVP0J221MPDUVP0J221MPDNichiconCAP ALUM BP 220UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
220 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
322.5 mA @ 10 kHz
Ripple Current Low Frequency:
215 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
658
UVP0J222MHDUVP0J222MHDNichiconCAP ALUM BP 2200UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
2.2 mF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
1.334 A @ 10 kHz
Ripple Current Low Frequency:
1.16 A @ 120 Hz
Size / Dimension:
25 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,692
UVP0J330MDDUVP0J330MDDNichiconCAP ALUM BP 33UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
33 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
128 mA @ 10 kHz
Ripple Current Low Frequency:
64 mA @ 120 Hz
Size / Dimension:
11 x 5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
655
UVP0J331MPDUVP0J331MPDNichiconCAP ALUM BP 330UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
330 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
397.5 mA @ 10 kHz
Ripple Current Low Frequency:
265 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,339
UVP0J332MHDUVP0J332MHDNichiconCAP ALUM BP 3300UF ±20% 6.3V RADIALAluminum Electrolytic CapacitorsN/A6.3 V-40°C - 85°C
Applications:
General Purpose
Capacitance:
3.3 mF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
2000 h @ 85°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
1.806 A @ 10 kHz
Ripple Current Low Frequency:
1.57 A @ 120 Hz
Size / Dimension:
25 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
668

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About Aluminum Electrolytic Capacitors

Aluminum electrolytic capacitors offer the most capacitance for the cost of any common capacitor type, which makes them the standard choice for bulk energy storage and filtering in power circuits. An etched aluminum foil with a thin oxide layer and an electrolyte packs high capacitance into a compact can, at voltages from low-voltage logic rails to high-voltage power stages.

Because they are polarized and their electrolyte ages with heat, the ratings that matter most are capacitance, voltage, ripple current, temperature and rated lifetime. Series differ mainly in how they balance these: long-life series for equipment that runs hot around the clock, low-ESR series for switching power supplies, and automotive-grade and audio-grade series for their specialized requirements. Suntsu sources these capacitors alongside our timing devices and integrated circuits for automotive, industrial and power applications.

Common Applications of Aluminum Electrolytic Capacitors

  • Power supply filtering: smoothing rectified DC and holding up output rails in AC-DC and DC-DC converters
  • DC link and bulk storage: snap-in and screw-terminal capacitors in inverters, motor drives, UPS and solar systems
  • Automotive electronics: automotive-grade series for engine control units, lighting and infotainment
  • Audio equipment: audio-grade capacitors for amplifier power supplies and signal coupling
  • Industrial and lighting: LED drivers, welding equipment and industrial controls that need high capacitance at high voltage

How to Choose the Right Aluminum Electrolytic Capacitor

Selecting the right aluminum electrolytic capacitor comes down to four key specifications:

Capacitance and Voltage: Match the µF value to your filtering or hold-up needs, and choose a rated voltage with headroom above your circuit’s maximum voltage, including ripple peaks.

Ripple Current and ESR: Make sure the rated ripple current covers the AC current the capacitor will carry. Low-ESR series run cooler in switching power supplies.

Temperature and Lifetime: Lifetime roughly doubles for every 10°C below the rated temperature, so pick a temperature rating and hour rating that suit how hot and how long your product will run.

Mounting Type and Size: Choose SMD or radial lead for board-level designs, snap-in for higher-power boards and screw terminal for chassis-mounted power equipment. Confirm the diameter and height fit your layout.

Check each product’s datasheet to confirm these specs align with your design before ordering.

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