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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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GYC1E271MCW1GS
GYC1E271MCW1GSNichiconCAP ALUM HYB 270UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
270 µF
ESR:
20 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 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,162
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GYC1E331MCQ1GS
GYC1E331MCQ1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
20 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 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,167
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GYC1E331MCW1GS
GYC1E331MCW1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
330 µF
ESR:
20 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 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,023
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GYC1E470MCQ1GS
GYC1E470MCQ1GSNichiconCAP ALUM HYB 47UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
47 µF
ESR:
50 mOhm @ 100 kHz
Height Seated (Max):
6.1 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
2000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
900 mA @ 100 kHz
Ripple Current Low Frequency:
135 mA @ 120 Hz
Size / Dimension:
5.8 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,306
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GYC1E471MCQ1GS
GYC1E471MCQ1GSNichiconCAP ALUM HYB 470UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
470 µF
ESR:
16 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:
2.3 A @ 100 kHz
Ripple Current Low Frequency:
345 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,175
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GYC1E471MCW1GS
GYC1E471MCW1GSNichiconCAP ALUM HYB 470UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
470 µF
ESR:
16 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:
2.3 A @ 100 kHz
Ripple Current Low Frequency:
345 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
846
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GYC1E560MCQ1GS
GYC1E560MCQ1GSNichiconCAP ALUM HYB 56UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
56 µF
ESR:
50 mOhm @ 100 kHz
Height Seated (Max):
6.1 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
2000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
900 mA @ 100 kHz
Ripple Current Low Frequency:
135 mA @ 120 Hz
Size / Dimension:
5.8 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,123
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GYC1E561MNW1GS
GYC1E561MNW1GSNichiconCAP ALUM HYB 560UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
560 µF
ESR:
12 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:
2.9 A @ 100 kHz
Ripple Current Low Frequency:
435 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,207
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GYC1E561MNZ1GS
GYC1E561MNZ1GSNichiconCAP ALUM HYB 560UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
560 µF
ESR:
12 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:
2.9 A @ 100 kHz
Ripple Current Low Frequency:
435 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,350
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GYC1E680MCQ1GS
GYC1E680MCQ1GSNichiconCAP ALUM HYB 68UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
68 µF
ESR:
30 mOhm @ 100 kHz
Height Seated (Max):
8 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
2000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
1.4 A @ 100 kHz
Ripple Current Low Frequency:
210 mA @ 120 Hz
Size / Dimension:
7.7 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,030
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GYC1E680MCW1GS
GYC1E680MCW1GSNichiconCAP ALUM HYB 68UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
68 µF
ESR:
30 mOhm @ 100 kHz
Height Seated (Max):
8 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
2000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
1.4 A @ 100 kHz
Ripple Current Low Frequency:
210 mA @ 120 Hz
Size / Dimension:
7.7 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,749
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GYC1H101MCQ1GS
GYC1H101MCQ1GSNichiconCAP ALUM HYB 100UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
100 µF
ESR:
28 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:
1.6 A @ 100 kHz
Ripple Current Low Frequency:
240 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,988
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GYC1H101MCW1GS
GYC1H101MCW1GSNichiconCAP ALUM HYB 100UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
100 µF
ESR:
28 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:
1.6 A @ 100 kHz
Ripple Current Low Frequency:
240 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,562
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GYC1H121MCQ1GS
GYC1H121MCQ1GSNichiconCAP ALUM HYB 120UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
120 µF
ESR:
28 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:
1.6 A @ 100 kHz
Ripple Current Low Frequency:
240 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
541
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GYC1H121MCW1GS
GYC1H121MCW1GSNichiconCAP ALUM HYB 120UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
120 µF
ESR:
28 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:
1.6 A @ 100 kHz
Ripple Current Low Frequency:
240 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,618
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GYC1H151MCQ1GS
GYC1H151MCQ1GSNichiconCAP ALUM HYB 150UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 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:
2 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
682
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GYC1H151MCW1GS
GYC1H151MCW1GSNichiconCAP ALUM HYB 150UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
150 µF
ESR:
18 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:
2 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,387
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GYC1H220MCQ1GS
GYC1H220MCQ1GSNichiconCAP ALUM HYB 22UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
22 µF
ESR:
80 mOhm @ 100 kHz
Height Seated (Max):
6.1 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
2000 h @ 135°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
750 mA @ 100 kHz
Ripple Current Low Frequency:
112.5 mA @ 120 Hz
Size / Dimension:
5.8 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,156
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GYC1H221MNW1GS
GYC1H221MNW1GSNichiconCAP ALUM HYB 220UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
220 µF
ESR:
14 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:
2.6 A @ 100 kHz
Ripple Current Low Frequency:
390 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,899
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GYC1H221MNZ1GS
GYC1H221MNZ1GSNichiconCAP ALUM HYB 220UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 135°C
Applications:
Automotive, High Temperature Reflow
Capacitance:
220 µF
ESR:
14 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:
2.6 A @ 100 kHz
Ripple Current Low Frequency:
390 mA @ 120 Hz
Size / Dimension:
16.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
528
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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.

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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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