T521 High Voltage Polymer Tantalum Capacitors

KEMET T521 KO-CAP® High Voltage Organic Polymer Tantalum Capacitors feature voltage ratings up to 75V and capacitance values up to 470µF, high ripple current capability, safe failure mode, and low ESR. These T521 capacitors are volumetrically efficient and have stable temperature characteristics. They are lead-free when ordered with 100% Sn termination finish, RoHS compliant, and halogen-free. These components are designed for DC-DC converters, power supply inputs, and higher application voltages such as 12V, 24V, 28V, and 48V input rails. The T521 KO-CAP Series features a Ta anode and Ta₂O₅ dielectric as well as a conductive organic polymer that replaces the traditionally used MnO₂ as the cathode plate of the capacitor. This results in very low ESR and improved capacitance retention at high frequency.

Results: 273
Select Image Part # Mfr. Description Datasheet Availability Pricing (IDR) Filter the results in the table by unit price based on your quantity. Qty. RoHS ECAD Model Capacitance Voltage Rating DC Termination Style Tolerance Case Code - in ESR Leakage Current Height Minimum Operating Temperature Maximum Operating Temperature Case Code - mm Mfr Case Code Series Packaging
KEMET Tantalum Capacitors - Polymer 35V 33uF 2917 20% ESR=65mohms
13.135In Stock
Cut Tape
Rp72.833,62
Rp51.735,72
Rp43.296,56
Rp40.728,12
Reel
Rp36.141,62
Min.: 1
Mult.: 1
: 500
33 uF 35 VDC SMD/SMT 20 % 2917 65 mOhms 115.5 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 10uF 1311 20% ESR=60mOhms 24.878In Stock
15.000On Order
Cut Tape
Rp48.800,36
Rp34.307,02
Rp28.803,22
Rp25.867,86
Reel
Rp20.730,98
Min.: 1
Mult.: 1
: 3.000
10 uF 25 VDC SMD/SMT 20 % 1411 60 mOhms 25 uA 1.1 mm - 55 C + 125 C 3528 T Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 22uF 2917 20% ESR=75mOhms 32.402In Stock
1.500Expected 09/09/2027
Cut Tape
Rp88.427,72
Rp63.660,62
Rp53.753,78
Rp50.268,04
Reel
Rp48.249,98
Min.: 1
Mult.: 1
Max.: 4.000
: 500
22 uF 50 VDC SMD/SMT 20 % 2917 75 mOhms 110 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 330uF 7343 ESR=15mOhms 20% 3.571In Stock
4.500Expected 01/02/2027
Cut Tape
Rp153.372,56
Rp114.295,58
Rp98.701,48
Rp93.014,22
Reel
Rp85.675,82
Min.: 1
Mult.: 1
: 500
330 uF 16 VDC SMD/SMT 20 % 2917 15 mOhms 528 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 2917 20% ESR=70mOhms
10.511In Stock
8.780On Order
Cut Tape
Rp97.967,64
Rp68.614,04
Rp59.074,12
Rp55.771,84
Reel
Rp55.771,84
Min.: 1
Mult.: 1
: 500
47 uF 35 VDC SMD/SMT 20 % 2917 70 mOhms 164.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 150uF 20% 7360-43 -55 /+105C ESR=100mOhms 612In Stock
5.750On Order
Cut Tape
Rp427.278,34
Rp332.612,98
Rp297.755,58
Rp271.337,34
Reel
Rp271.337,34
Min.: 1
Mult.: 1
: 250
150 uF 35 VDC SMD/SMT 20 % 2824 100 mOhms 525 uA 4 mm - 55 C + 125 C 7360 O Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 18V 27uF ESR=55mOhms High Volt 8.919In Stock
6.000On Order
Cut Tape
Rp18.346,00
Rp9.099,62
Rp8.292,39
Rp6.934,79
Rp6.512,83
Reel
Rp5.980,80
Min.: 1
Mult.: 1
: 3.000
27 uF 18 VDC SMD/SMT 20 % 1411 55 mOhms 48.6 uA 1.1 mm - 55 C + 105 C 3528 T Code T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 22uF 20% 7343-20 -55C / 105C ESR=65mOhms 3.994In Stock
Cut Tape
Rp44.030,40
Rp30.087,44
Rp24.583,64
Rp22.749,04
Rp19.997,14
Reel
Rp19.630,22
Min.: 1
Mult.: 1
: 1.000
22 uF 35 VDC SMD/SMT 20 % 2917 65 mOhms 77 uA 2.8 mm 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 33uF 20% 7343-20 -55C / 105C ESR=100mOhms 2.361In Stock
1.000Expected 30/11/2026
Cut Tape
Rp37.425,84
Rp25.317,48
Rp20.547,52
Rp19.079,84
Rp16.382,98
Reel
Rp15.575,75
Min.: 1
Mult.: 1
: 1.000
33 uF 35 VDC SMD/SMT 20 % 2917 100 mOhms 115.5 uA 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 47uF 7343 20% 2000 Hrs ESR=40mOhms 3.889In Stock
1.000Expected 30/11/2026
Cut Tape
Rp42.929,64
Rp29.353,60
Rp23.849,80
Rp22.198,66
Rp21.464,82
Reel
Rp19.630,22
Min.: 1
Mult.: 1
: 1.000
47 uF 25 VDC SMD/SMT 20 % 2917 40 mOhms 117.5 uA 2 mm - 55 C + 125 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 47uF 7343 20% 2000 Hrs ESR=60mOhms 2.932In Stock
Cut Tape
Rp42.195,80
Rp28.803,22
Rp23.482,88
Rp21.831,74
Rp18.896,38
Reel
Rp18.529,46
Min.: 1
Mult.: 1
: 1.000
47 uF 25 VDC SMD/SMT 20 % 2917 60 mOhms 117.5 uA 2 mm - 55 C + 125 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 15uF 2917 20% ESR=125mOhms
2.000In Stock
Cut Tape
Rp103.287,98
Rp72.466,70
Rp62.376,40
Rp54.854,54
Rp53.203,40
Reel
Rp53.019,94
Min.: 1
Mult.: 1
: 1.000
No
15 uF 35 VDC SMD/SMT 20 % 2917 125 mOhms 52.5 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 68uF 2917 20% ESR=50mOhms 1.000In Stock
Cut Tape
Rp113.745,20
Rp84.024,68
Rp73.567,46
Rp65.495,22
Rp62.192,94
Reel
Rp62.009,48
Min.: 1
Mult.: 1
: 1.000
No
68 uF 16 VDC SMD/SMT 20 % 2917 50 mOhms 108.8 uA 1.8 mm - 55 C + 105 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 33uF 2917 20% ESR=75mOhms 3.474In Stock
2.500Expected 13/07/2027
Cut Tape
Rp178.690,04
Rp132.641,58
Rp115.579,80
Rp108.241,40
Reel
Rp102.187,22
Min.: 1
Mult.: 1
: 500
No
33 uF 50 VDC SMD/SMT 20 % 2917 75 mOhms 165 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 330uF 2917 20% ESR=25mOhms
467In Stock
Cut Tape
Rp212.997,06
Rp160.344,04
Rp142.181,50
Rp129.706,22
Reel
Rp124.752,80
Min.: 1
Mult.: 1
: 500
No
330 uF 16 VDC SMD/SMT 20 % 2917 25 mOhms 528 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 1uF 3528 20% ESR=200mohms 8.331In Stock
10.000Expected 30/11/2026
Cut Tape
Rp26.418,24
Rp13.759,50
Rp12.640,39
Rp10.769,10
Rp10.182,03
Reel
Rp9.686,69
Min.: 1
Mult.: 1
: 2.000
1 uF 50 VDC SMD/SMT 20 % 1411 200 mOhms 5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 1uF 1311 20% ESR=200mohms 3.502In Stock
Cut Tape
Rp28.436,30
Rp14.933,64
Rp13.741,15
Rp11.759,79
Rp11.264,44
Reel
Rp10.989,25
Min.: 1
Mult.: 1
: 2.000
1 uF 63 VDC SMD/SMT 20 % 1411 200 mOhms 6.3 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 15uF 1311 20% ESR=90mOhms 2.337In Stock
Cut Tape
Rp33.756,64
Rp22.749,04
Rp18.144,19
Rp15.465,68
Reel
Rp13.851,23
Min.: 1
Mult.: 1
: 2.000
15 uF 20 VDC SMD/SMT 20 % 1411 90 mOhms 30 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 2.2uF 1311 20% ESR=200mohms 3.082In Stock
Cut Tape
Rp28.986,68
Rp15.300,56
Rp14.089,73
Rp12.071,67
Rp11.429,56
Reel
Rp10.915,87
Min.: 1
Mult.: 1
: 2.000
2.2 uF 50 VDC SMD/SMT 20 % 1411 200 mOhms 11 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 3.3uF 1311 20% ESR=200mOhms 4.913In Stock
Cut Tape
Rp31.738,58
Rp21.281,36
Rp16.933,36
Rp15.630,79
Reel
Rp12.181,74
Min.: 1
Mult.: 1
: 2.000
3.3 uF 50 VDC SMD/SMT 20 % 1311 200 mOhms 16.5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 4.7uF 1311 20% ESR=150mOhms 10.383In Stock
8.000Expected 06/05/2027
Cut Tape
Rp22.749,04
Rp11.649,71
Rp10.659,03
Rp9.026,23
Rp8.512,54
Reel
Rp8.072,24
Min.: 1
Mult.: 1
: 2.000
4.7 uF 35 VDC SMD/SMT 20 % 1411 150 mOhms 16.5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 4.7uF 20% ESR=200mOhms 1.532In Stock
Cut Tape
Rp57.422,98
Rp39.994,28
Rp33.022,80
Rp31.004,74
Reel
Rp29.353,60
Min.: 1
Mult.: 1
: 500
4.7 uF 63 VDC SMD/SMT 20 % 2312 200 mOhms 29.6 uA 2.8 mm - 55 C + 105 C 6032 C Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 10uF 2917 20% ESR=90mOhms
3.243In Stock
Cut Tape
Rp115.212,88
Rp84.575,06
Rp72.283,24
Rp68.430,58
Reel
Rp62.009,48
Min.: 1
Mult.: 1
: 500
10 uF 50 VDC SMD/SMT 20 % 2917 90 mOhms 50 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 100uF 2917 20% ESR=55mOhms 2.324In Stock
10.500On Order
Cut Tape
Rp75.218,60
Rp53.570,32
Rp44.947,70
Rp42.195,80
Reel
Rp37.609,30
Min.: 1
Mult.: 1
: 500
100 uF 20 VDC SMD/SMT 20 % 2917 55 mOhms 200 uA 2.8 mm - 55 C + 105 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 100uF 7343 ESR=50mOhms 20% 2.235In Stock
9.000Expected 24/12/2026
Cut Tape
Rp96.133,04
Rp66.962,90
Rp57.056,06
Rp52.286,10
Reel
Rp40.177,74
Min.: 1
Mult.: 1
: 500
100 uF 25 VDC SMD/SMT 20 % 2917 50 mOhms 250 uA 2.8 mm - 55 C + 105 C 7343 D Case T521 Reel, Cut Tape, MouseReel