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Aluminum Polymer Capacitors

Find the right aluminum polymer capacitor for your power design. Our catalog covers surface-mount (SMD) and radial-lead polymer capacitors for applications that need low ESR, high ripple current and stable performance across temperature. Contact our team for help sourcing standard and hard-to-find parts.

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Total Products: 2,344
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Sheet		Part NumberManufacturerDescriptionCategoryDevice PackageVoltageOperating
Temp		Additional SpecificationsQtyGet A
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GWC1J470MCO1GS
GWC1J470MCO1GSNichiconCAP ALUM HYB 47UF ±20% 63V SMDAluminum - Polymer CapacitorsN/A63 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
47 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.03 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.3 A @ 100 kHz
Ripple Current Low Frequency:
345 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,901
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GWC1J470MCX1GS
GWC1J470MCX1GSNichiconCAP ALUM HYB 47UF ±20% 63V SMDAluminum - Polymer CapacitorsN/A63 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
47 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.3 A @ 100 kHz
Ripple Current Low Frequency:
345 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,435
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GWC1J820MCO1GS
GWC1J820MCO1GSNichiconCAP ALUM HYB 82UF ±20% 63V SMDAluminum - Polymer CapacitorsN/A63 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
82 µF
ESR:
22 mOhm @ 100 kHz
Height Seated (Max):
1.03 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,748
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GWC1J820MCX1GS
GWC1J820MCX1GSNichiconCAP ALUM HYB 82UF ±20% 63V SMDAluminum - Polymer CapacitorsN/A63 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
82 µF
ESR:
22 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,231
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GWC1V151MCO1GS
GWC1V151MCO1GSNichiconCAP ALUM HYB 150UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.03 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3 A @ 100 kHz
Ripple Current Low Frequency:
450 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,843
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GWC1V151MCX1GS
GWC1V151MCX1GSNichiconCAP ALUM HYB 150UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3 A @ 100 kHz
Ripple Current Low Frequency:
450 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,528
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GWC1V271MCO1GS
GWC1V271MCO1GSNichiconCAP ALUM HYB 270UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
270 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.03 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.5 A @ 100 kHz
Ripple Current Low Frequency:
525 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
975
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GWC1V271MCX1GS
GWC1V271MCX1GSNichiconCAP ALUM HYB 270UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
270 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.5 A @ 100 kHz
Ripple Current Low Frequency:
525 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
937
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GWC1V331MCO1GS
GWC1V331MCO1GSNichiconCAP ALUM HYB 330UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
15 mOhm @ 100 kHz
Height Seated (Max):
1.28 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.6 A @ 100 kHz
Ripple Current Low Frequency:
540 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,344
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GWC1V331MCX1GS
GWC1V331MCX1GSNichiconCAP ALUM HYB 330UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
15 mOhm @ 100 kHz
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.6 A @ 100 kHz
Ripple Current Low Frequency:
540 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
941
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GWC1V471MNU1GS
GWC1V471MNU1GSNichiconCAP ALUM HYB 470UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
470 µF
ESR:
11 mOhm @ 100 kHz
Height Seated (Max):
1.68 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
4.1 A @ 100 kHz
Ripple Current Low Frequency:
615 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
858
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GWC1V471MNX1GS
GWC1V471MNX1GSNichiconCAP ALUM HYB 470UF ±20% 35V SMDAluminum - Polymer CapacitorsN/A35 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
470 µF
ESR:
11 mOhm @ 100 kHz
Height Seated (Max):
1.7 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
4.1 A @ 100 kHz
Ripple Current Low Frequency:
615 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,378
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GXC1E151MCQ1GS
GXC1E151MCQ1GSNichiconCAP ALUM HYB 150UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,401
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GXC1E151MCW1GS
GXC1E151MCW1GSNichiconCAP ALUM HYB 150UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
1,993
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GXC1E221MCQ1GS
GXC1E221MCQ1GSNichiconCAP ALUM HYB 220UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
220 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
897
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GXC1E221MCW1GS
GXC1E221MCW1GSNichiconCAP ALUM HYB 220UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
220 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.8 A @ 100 kHz
Ripple Current Low Frequency:
420 mA @ 120 Hz
Size / Dimension:
10 x 8 mm
Surface Mount Land Size:
8.3 x 8.3 mm
Tolerance:
-20%~20%
871
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GXC1E271MCQ1GS
GXC1E271MCQ1GSNichiconCAP ALUM HYB 270UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
270 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.3 A @ 100 kHz
Ripple Current Low Frequency:
495 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,693
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GXC1E271MCW1GS
GXC1E271MCW1GSNichiconCAP ALUM HYB 270UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
270 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.3 A @ 100 kHz
Ripple Current Low Frequency:
495 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
717
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GXC1E331MCQ1GS
GXC1E331MCQ1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.3 A @ 100 kHz
Ripple Current Low Frequency:
495 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,642
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GXC1E331MCW1GS
GXC1E331MCW1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
4000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.3 A @ 100 kHz
Ripple Current Low Frequency:
495 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,781
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About Aluminum Polymer Capacitors

Aluminum polymer capacitors replace the liquid electrolyte of a standard aluminum electrolytic capacitor with a solid conductive polymer. The result is much lower ESR, higher ripple current handling and capacitance that stays stable across temperature and frequency, in a compact package. Because the polymer does not dry out, they also offer long service life and no risk of electrolyte leakage.

Hybrid polymer capacitors combine a conductive polymer with a small amount of liquid electrolyte, adding lower leakage current and higher voltage ratings to the polymer’s low ESR. Both types are a common upgrade from standard electrolytics in switching power supplies and processor power rails. Suntsu sources these capacitors alongside our timing devices and integrated circuits for computing, telecom, automotive and industrial applications.

Common Applications of Aluminum Polymer Capacitors

  • Processor power rails: decoupling and bulk capacitance for CPU, GPU and FPGA voltage regulators
  • DC-DC converters: output filtering where low ESR keeps ripple voltage down
  • Servers and networking: long-life capacitors for data center, telecom and networking equipment that runs around the clock
  • Automotive electronics: hybrid polymer capacitors for engine control units, ADAS and infotainment
  • Consumer and industrial devices: compact, low-profile capacitors for laptops, displays, LED drivers and industrial controls

How to Choose the Right Aluminum Polymer Capacitor

Selecting the right aluminum polymer 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. Polymer capacitors are sensitive to voltage surges, so follow the datasheet’s derating guidance.

ESR and Ripple Current: Lower ESR means less ripple voltage and less heat. Make sure the rated ripple current covers the AC current the capacitor will carry.

Temperature and Lifetime: Polymer capacitor lifetime increases about tenfold for every 20°C below the rated temperature, so pick a temperature rating and hour rating that suit your operating conditions.

Mounting Type and Size: Choose SMD for compact, automated assembly or radial lead for through-hole designs. Confirm the diameter and height fit your layout, especially in low-profile designs.

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

We’ve Got You Covered!

If you can’t find the parts you’re looking for in our database, don’t worry! We’re here to help. Simply fill out the form below with the part number you need and your contact information, and we’ll locate it for you. If you prefer to speak to someone directly, our sales team is available at 949.783.7300.

























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