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 63V 15uF 2917 20% ESR=35mOhms
1.787In Stock
2.000Expected 31/08/2027
Cut Tape
Rp144.566,48
Rp107.140,64
Rp92.280,38
Rp86.593,12
Reel
Rp79.988,56
Min.: 1
Mult.: 1
Max.: 2.000
: 500
15 uF 63 VDC SMD/SMT 20 % 2917 35 mOhms 94.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 15uF 2917 20% ESR=150mOhms
1.429In Stock
3.000On Order
Cut Tape
Rp134.292,72
Rp99.618,78
Rp85.675,82
Rp81.456,24
Reel
Rp73.934,38
Min.: 1
Mult.: 1
Max.: 2.000
: 500
15 uF 63 VDC SMD/SMT 20 % 2917 150 mOhms 94.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 22uF 20% ESR=50mOhms 2.075In Stock
5.500On Order
Cut Tape
Rp93.931,52
Rp65.862,14
Rp56.689,14
Rp51.735,72
Reel
Rp48.249,98
Min.: 1
Mult.: 1
Max.: 2.000
: 500
22 uF 50 VDC SMD/SMT 20 % 2917 50 mOhms 110 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 22uF 2917 20% ESR=75mOhms 2.780In Stock
18.000On Order
Cut Tape
Rp173.369,70
Rp129.706,22
Rp113.745,20
Rp105.122,58
Reel
Rp104.572,20
Min.: 1
Mult.: 1
Max.: 2.000
: 500
22 uF 63 VDC SMD/SMT 20 % 2917 75 mOhms 138.6 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 50V 33uF 2917 20% ESR=75mOhms 1.622In Stock
65.000On Order
Cut Tape
Rp118.331,70
Rp87.326,96
Rp76.502,82
Rp69.714,80
Reel
Rp62.926,78
Min.: 1
Mult.: 1
Max.: 2.000
: 500
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 16Vol 330uF 2912 20% ESR=25mOhms 659In Stock
1.500On Order
Cut Tape
Rp151.354,50
Rp112.644,44
Rp97.233,80
Rp91.546,54
Reel
Rp84.208,14
Rp80.355,48
Min.: 1
Mult.: 1
Max.: 2.000
: 500
330 uF 16 VDC SMD/SMT 20 % 2917 25 mOhms 528 uA - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 2917 20% ESR=30mOhms
5.095In Stock
87.000On Order
Cut Tape
Rp100.169,16
Rp71.732,86
Rp60.725,26
Rp57.239,52
Reel
Rp51.919,18
Min.: 1
Mult.: 1
Max.: 2.000
: 500
47 uF 35 VDC SMD/SMT 20 % 2917 30 mOhms 164.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 10uF 20% 105C 3216 ESR=200mOhms 856In Stock
2.000Expected 23/02/2027
Cut Tape
Rp26.234,78
Rp16.144,48
Rp13.374,23
Rp11.191,06
Rp10.438,87
Reel
Rp9.888,49
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
10 uF 16 VDC SMD/SMT 20 % 1206 200 mOhms 16 uA 1.6 mm - 55 C + 105 C 3216 A Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 10uF 20% 3216-18 -55 /+105C ESR=150mOhms 725In Stock
10.000On Order
Cut Tape
Rp21.464,82
Rp12.475,28
Rp10.053,61
Rp8.329,08
Rp7.742,01
Reel
Rp6.953,13
Min.: 1
Mult.: 1
: 2.000
10 uF 25 VDC SMD/SMT 20 % 1206 150 mOhms 25 uA 1.6 mm - 55 C + 125 C 3216 A Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 100uF 20% 7343-20 -55 / +125 ESR=50mOhms 889In Stock
Cut Tape
Rp57.239,52
Rp39.994,28
Rp33.022,80
Rp30.821,28
Rp27.152,08
Reel
Rp27.152,08
Min.: 1
Mult.: 1
: 1.000
100 uF 16 VDC SMD/SMT 20 % 2815 50 mOhms 48 uA 1.9 mm - 55 C + 125 C 7343 V Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 68uF ESR=100mOhms High Volt 846In Stock
1.000Expected 30/11/2026
Cut Tape
Rp42.929,64
Rp29.353,60
Rp23.849,80
Rp22.198,66
Rp19.446,76
Reel
Rp18.346,00
Min.: 1
Mult.: 1
Max.: 2.000
: 1.000
68 uF 25 VDC SMD/SMT 20 % 2917 50 mOhms 170 uA 1.8 mm - 55 C + 125 C 7343 V Code T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 470uF 20% 20mOhms -55C/+125C 31In Stock
2.000On Order
Cut Tape
Rp218.500,86
Rp164.380,16
Rp145.116,86
Rp133.375,42
Reel
Rp119.615,92
Min.: 1
Mult.: 1
Max.: 2.000
: 500
470 uF 16 VDC SMD/SMT 20 % 2815 20 mOhms 752 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 100uF 2917 20% ESR=60mohms
998In Stock
Cut Tape
Rp185.661,52
Rp138.512,30
Rp120.900,14
Rp113.378,28
Reel
Rp106.590,26
Min.: 1
Mult.: 1
: 500
No
100 uF 25 VDC SMD/SMT 20 % 2917 60 mOhms 250 uA 4 mm - 55 C + 105 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 75V 15uF 2917 20% ESR=35mOhms 716In Stock
2.000On Order
Cut Tape
Rp170.984,72
Rp128.422,00
Rp111.360,22
Rp104.755,66
Reel
Rp91.363,08
Min.: 1
Mult.: 1
: 500
15 uF 75 VDC SMD/SMT 20 % 2917 35 mOhms 112.5 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 10uF 1311 20% ESR=100mOhms 2.282In Stock
20.000On Order
Cut Tape
Rp31.738,58
Rp21.648,28
Rp17.869,00
Rp15.997,71
Reel
Rp12.658,74
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
10 uF 16 VDC SMD/SMT 20 % 1311 100 mOhms 16 uA 2.1 mm - 55 C + 125 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 10uF 20% ESR=100mOhms 620In Stock
Cut Tape
Rp31.555,12
Rp21.097,90
Rp16.823,28
Rp15.539,06
Reel
Rp12.658,74
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
10 uF 20 VDC SMD/SMT 20 % 1311 100 mOhms 20 uA 2.1 mm - 55 C + 125 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 10uF 1311 20% ESR=100mOhms 700In Stock
6.000On Order
Cut Tape
Rp36.692,00
Rp25.317,48
Rp21.648,28
Rp19.079,84
Reel
Rp14.640,11
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
10 uF 25 VDC SMD/SMT 20 % 1311 100 mOhms 25 uA 2.1 mm - 55 C + 125 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 10uF 1311 20% ESR=200mohms 29In Stock
6.000Expected 06/05/2027
Cut Tape
Rp33.389,72
Rp20.730,98
Rp16.988,40
Rp14.291,53
Rp13.337,54
Reel
Rp10.603,99
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
10 uF 35 VDC SMD/SMT 20 % 1411 200 mOhms 35 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 1.5uF 1311 20% ESR=200mohms 2.340In Stock
8.000Expected 07/12/2026
Cut Tape
Rp28.986,68
Rp15.300,56
Rp14.089,73
Rp12.071,67
Rp11.429,56
Reel
Rp10.897,52
Min.: 1
Mult.: 1
: 2.000
1.5 uF 63 VDC SMD/SMT 20 % 1411 200 mOhms 9.5 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 15uF 1311 20% ESR=90mOhms 428In Stock
2.000Expected 25/01/2027
Cut Tape
Rp33.756,64
Rp22.749,04
Rp18.144,19
Rp16.786,59
Reel
Rp13.080,70
Min.: 1
Mult.: 1
: 2.000
15 uF 16 VDC SMD/SMT 20 % 1411 90 mOhms 24 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 15uF 20% 3528-21 -55 /+125C ESR=100mOhms 96In Stock
8.000On Order
Cut Tape
Rp23.666,34
Rp14.346,57
Rp11.429,56
Rp9.558,27
Rp8.971,19
Reel
Rp8.274,05
Min.: 1
Mult.: 1
Max.: 4.000
: 2.000
15 uF 35 VDC SMD/SMT 20 % 1411 100 mOhms 52.5 uA 1.9 mm - 55 C + 125 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 22uF 1311 20% ESR=90mOhms 22In Stock
2.000Expected 12/01/2027
Cut Tape
Rp82.373,54
Rp58.890,66
Rp49.534,20
Rp46.782,30
Reel
Rp38.893,52
Min.: 1
Mult.: 1
: 2.000
22 uF 20 VDC SMD/SMT 20 % 1411 90 mOhms 44 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 22uF 1311 20% ESR=90mOhms 2.201In Stock
6.000Expected 21/06/2027
Cut Tape
Rp26.234,78
Rp13.667,77
Rp12.567,01
Rp10.695,72
Rp10.438,87
Reel
Rp9.888,49
Min.: 1
Mult.: 1
: 2.000
22 uF 16 VDC SMD/SMT 20 % 1411 90 mOhms 35.2 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 22uF 1311 20% ESR=100mOhms 216In Stock
108.000On Order
Cut Tape
Rp25.684,40
Rp15.557,41
Rp12.548,66
Rp10.860,83
Rp10.328,80
Reel
Rp9.393,15
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000
22 uF 25 VDC SMD/SMT 20 % 1411 100 mOhms 55 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 3.3uF 1311 20% ESR=150mOhms 160In Stock
2.000Expected 30/10/2026
Cut Tape
Rp22.198,66
Rp11.282,79
Rp10.328,80
Rp8.714,35
Reel
Rp7.797,05
Min.: 1
Mult.: 1
: 2.000
3.3 uF 35 VDC SMD/SMT 20 % 1411 150 mOhms 11.6 uA 2.1 mm - 55 C + 105 C 3528 B Case T521 SSD Reel, Cut Tape, MouseReel