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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GYB1E151MCQ1GSGYB1E151MCQ1GSNichiconCAP ALUM HYB 150UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
150 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
1,464
GYB1E151MCW1GSGYB1E151MCW1GSNichiconCAP ALUM HYB 150UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
150 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
1,983
GYB1E221MCQ1GSGYB1E221MCQ1GSNichiconCAP ALUM HYB 220UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
220 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
913
GYB1E221MCW1GSGYB1E221MCW1GSNichiconCAP ALUM HYB 220UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
220 µF
ESR:
27 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
813
GYB1E271MCQ1GSGYB1E271MCQ1GSNichiconCAP ALUM HYB 270UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
270 µF
ESR:
20 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.5 A @ 100 kHz
Ripple Current Low Frequency:
375 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,688
GYB1E271MCW1GSGYB1E271MCW1GSNichiconCAP ALUM HYB 270UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
270 µF
ESR:
20 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.5 A @ 100 kHz
Ripple Current Low Frequency:
375 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,836
GYB1E331MCQ1GSGYB1E331MCQ1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
330 µF
ESR:
20 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.5 A @ 100 kHz
Ripple Current Low Frequency:
375 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,909
GYB1E331MCW1GSGYB1E331MCW1GSNichiconCAP ALUM HYB 330UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
330 µF
ESR:
20 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2.5 A @ 100 kHz
Ripple Current Low Frequency:
375 mA @ 120 Hz
Size / Dimension:
10 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,807
GYB1E470MCQ1GSGYB1E470MCQ1GSNichiconCAP ALUM HYB 47UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
47 µF
ESR:
50 mOhm @ 100 kHz
Height Seated (Max):
6.1 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
1.3 A @ 100 kHz
Ripple Current Low Frequency:
195 mA @ 120 Hz
Size / Dimension:
5.8 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,788
GYB1E471MCQ1GSGYB1E471MCQ1GSNichiconCAP ALUM HYB 470UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
470 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
812
GYB1E471MCW1GSGYB1E471MCW1GSNichiconCAP ALUM HYB 470UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
470 µF
ESR:
16 mOhm @ 100 kHz
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,342
GYB1E560MCQ1GSGYB1E560MCQ1GSNichiconCAP ALUM HYB 56UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
56 µF
ESR:
50 mOhm @ 100 kHz
Height Seated (Max):
6.1 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
1.3 A @ 100 kHz
Ripple Current Low Frequency:
195 mA @ 120 Hz
Size / Dimension:
5.8 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
768
GYB1E680MCQ1GSGYB1E680MCQ1GSNichiconCAP ALUM HYB 68UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
68 µF
ESR:
30 mOhm @ 100 kHz
Height Seated (Max):
8 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
7.7 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,828
GYB1E680MCW1GSGYB1E680MCW1GSNichiconCAP ALUM HYB 68UF ±20% 25V SMDAluminum - Polymer CapacitorsN/A25 V-55°C - 105°C
Applications:
Automotive
Capacitance:
68 µF
ESR:
30 mOhm @ 100 kHz
Height Seated (Max):
8 mm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
2 A @ 100 kHz
Ripple Current Low Frequency:
300 mA @ 120 Hz
Size / Dimension:
7.7 x 6.3 mm
Surface Mount Land Size:
6.6 x 6.6 mm
Tolerance:
-20%~20%
1,909
GYB1H101MCQ1GSGYB1H101MCQ1GSNichiconCAP ALUM HYB 100UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
100 µF
ESR:
28 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
1,705
GYB1H101MCW1GSGYB1H101MCW1GSNichiconCAP ALUM HYB 100UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
100 µF
ESR:
28 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
1,645
GYB1H121MCQ1GSGYB1H121MCQ1GSNichiconCAP ALUM HYB 120UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
120 µF
ESR:
28 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
537
GYB1H121MCW1GSGYB1H121MCW1GSNichiconCAP ALUM HYB 120UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
120 µF
ESR:
28 mOhm @ 100 kHz
Height Seated (Max):
1.05 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°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%
1,896
GYB1H151MCQ1GSGYB1H151MCQ1GSNichiconCAP ALUM HYB 150UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.2 A @ 100 kHz
Ripple Current Low Frequency:
480 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,300
GYB1H151MCW1GSGYB1H151MCW1GSNichiconCAP ALUM HYB 150UF ±20% 50V SMDAluminum - Polymer CapacitorsN/A50 V-55°C - 105°C
Applications:
Automotive
Capacitance:
150 µF
ESR:
18 mOhm @ 100 kHz
Height Seated (Max):
1.3 cm
Impedance:
N/A
Lead Spacing:
N/A
Lifetime @ Temp:
10000 h @ 105°C
Polarization:
Polar
Ratings:
AEC-Q200
Ripple Current High Frequency:
3.2 A @ 100 kHz
Ripple Current Low Frequency:
480 mA @ 120 Hz
Size / Dimension:
12.5 x 10 mm
Surface Mount Land Size:
10.3 x 10.3 mm
Tolerance:
-20%~20%
1,555

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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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