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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UEP1J100MEDUEP1J100MEDNichiconCAP ALUM BP 10UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
10 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
80 mA @ 10 kHz
Ripple Current Low Frequency:
40 mA @ 120 Hz
Size / Dimension:
11 x 6.3 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,107
UEP1J101MHDUEP1J101MHDNichiconCAP ALUM BP 100UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
100 µF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
337.5 mA @ 10 kHz
Ripple Current Low Frequency:
225 mA @ 120 Hz
Size / Dimension:
20 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
928
UEP1J220MPDUEP1J220MPDNichiconCAP ALUM BP 22UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
22 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
136 mA @ 10 kHz
Ripple Current Low Frequency:
68 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,433
UEP1J221MHDUEP1J221MHDNichiconCAP ALUM BP 220UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
220 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
607.5 mA @ 10 kHz
Ripple Current Low Frequency:
405 mA @ 120 Hz
Size / Dimension:
25 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,202
UEP1J330MPDUEP1J330MPDNichiconCAP ALUM BP 33UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
33 µF
ESR:
N/A
Height Seated (Max):
1.4 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
196 mA @ 10 kHz
Ripple Current Low Frequency:
98 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
799
UEP1J331MHDUEP1J331MHDNichiconCAP ALUM BP 330UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
330 µF
ESR:
N/A
Height Seated (Max):
3.25 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
802.5 mA @ 10 kHz
Ripple Current Low Frequency:
535 mA @ 120 Hz
Size / Dimension:
30.5 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,436
UEP1J3R3MDDUEP1J3R3MDDNichiconCAP ALUM BP 3.3UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
3.3 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
40 mA @ 10 kHz
Ripple Current Low Frequency:
20 mA @ 120 Hz
Size / Dimension:
11 x 5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,460
UEP1J470MPDUEP1J470MPDNichiconCAP ALUM BP 47UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
47 µF
ESR:
N/A
Height Seated (Max):
1.75 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
260 mA @ 10 kHz
Ripple Current Low Frequency:
130 mA @ 120 Hz
Size / Dimension:
16 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,559
UEP1J471MHDUEP1J471MHDNichiconCAP ALUM BP 470UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
470 µF
ESR:
N/A
Height Seated (Max):
3.75 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
1.02 A @ 10 kHz
Ripple Current Low Frequency:
680 mA @ 120 Hz
Size / Dimension:
35.5 x 18 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
981
UEP1J4R7MEDUEP1J4R7MEDNichiconCAP ALUM BP 4.7UF ±20% 63V RADIALAluminum Electrolytic CapacitorsN/A63 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
4.7 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
62 mA @ 10 kHz
Ripple Current Low Frequency:
31 mA @ 120 Hz
Size / Dimension:
11 x 6.3 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
807
UEP1V100MDDUEP1V100MDDNichiconCAP ALUM BP 10UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
10 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
60 mA @ 10 kHz
Ripple Current Low Frequency:
30 mA @ 120 Hz
Size / Dimension:
11 x 5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
541
UEP1V101MPDUEP1V101MPDNichiconCAP ALUM BP 100UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
100 µF
ESR:
N/A
Height Seated (Max):
1.75 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
240 mA @ 10 kHz
Ripple Current Low Frequency:
160 mA @ 120 Hz
Size / Dimension:
16 x 10 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
798
UEP1V102MHDUEP1V102MHDNichiconCAP ALUM BP 1000UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
1 mF
ESR:
N/A
Height Seated (Max):
3.25 cm
Impedance:
N/A
Lead Spacing:
7.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
925.7 mA @ 10 kHz
Ripple Current Low Frequency:
805 mA @ 120 Hz
Size / Dimension:
30.5 x 16 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
707
UEP1V220MEDUEP1V220MEDNichiconCAP ALUM BP 22UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
22 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
102 mA @ 10 kHz
Ripple Current Low Frequency:
51 mA @ 120 Hz
Size / Dimension:
11 x 6.3 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,327
UEP1V221MHDUEP1V221MHDNichiconCAP ALUM BP 220UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
220 µF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
435 mA @ 10 kHz
Ripple Current Low Frequency:
290 mA @ 120 Hz
Size / Dimension:
20 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,736
UEP1V330MPDUEP1V330MPDNichiconCAP ALUM BP 33UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
33 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
144 mA @ 10 kHz
Ripple Current Low Frequency:
72 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,229
UEP1V331MHDUEP1V331MHDNichiconCAP ALUM BP 330UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
330 µF
ESR:
N/A
Height Seated (Max):
2.2 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
525 mA @ 10 kHz
Ripple Current Low Frequency:
350 mA @ 120 Hz
Size / Dimension:
20 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,336
UEP1V470MPDUEP1V470MPDNichiconCAP ALUM BP 47UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
47 µF
ESR:
N/A
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
3.5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
172 mA @ 100 kHz
Ripple Current Low Frequency:
86 mA @ 120 Hz
Size / Dimension:
11.5 x 8 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,710
UEP1V471MHDUEP1V471MHDNichiconCAP ALUM BP 470UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
470 µF
ESR:
N/A
Height Seated (Max):
2.7 cm
Impedance:
N/A
Lead Spacing:
5 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
697.5 mA @ 10 kHz
Ripple Current Low Frequency:
465 mA @ 120 Hz
Size / Dimension:
25 x 12.5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
1,432
UEP1V4R7MDDUEP1V4R7MDDNichiconCAP ALUM BP 4.7UF ±20% 35V RADIALAluminum Electrolytic CapacitorsN/A35 V-55°C - 105°C
Applications:
General Purpose
Capacitance:
4.7 µF
ESR:
N/A
Height Seated (Max):
1.25 cm
Impedance:
N/A
Lead Spacing:
2 mm
Lifetime @ Temp:
1000 h @ 105°C
Polarization:
Bi-Polar
Ratings:
N/A
Ripple Current High Frequency:
50 mA @ 10 kHz
Ripple Current Low Frequency:
25 mA @ 120 Hz
Size / Dimension:
11 x 5 mm
Surface Mount Land Size:
N/A
Tolerance:
-20%~20%
902

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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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