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 (DKK) 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 50V 22uF 2917 20% ESR=90mOhms 835In Stock
7.000On Order
Min.: 1
Mult.: 1
Max.: 2.000
: 500

22 uF 50 VDC SMD/SMT 20 % 2917 90 mOhms 110 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 220uF 7343 20% ESR=50mOhms 647In Stock
500Expected 13/11/2026
Min.: 1
Mult.: 1
Max.: 1.000
: 500

220 uF 16 VDC SMD/SMT 20 % 2815 50 mOhms 352 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 33uF 2917 20% ESR=60mohms
1.708In Stock
Min.: 1
Mult.: 1
Max.: 2.000
: 500

33 uF 25 VDC SMD/SMT 20 % 2917 60 mOhms 82.5 uA 2.8 mm - 55 C + 105 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 47uF 2917 20% ESR=40mOhms 1.106In Stock
Min.: 1
Mult.: 1
: 500

47 uF 20 VDC SMD/SMT 20 % 2917 40 mOhms 94 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 47uF 2917 20% ESR=55mOhms
2.051In Stock
Min.: 1
Mult.: 1
Max.: 2.000
: 500

47 uF 20 VDC SMD/SMT 20 % 2917 55 mOhms 94 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 6.8uF 2917 20% ESR=75mOhms 4.010In Stock
Min.: 1
Mult.: 1
: 500

6.8 uF 63 VDC SMD/SMT 20 % 2917 75 mOhms 42.8 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 6.8uF 1311 20% ESR=90mOhms 5.955In Stock
Min.: 1
Mult.: 1
: 3.000

6.8 uF 35 VDC SMD/SMT 20 % 1411 90 mOhms 23.8 uA 1.1 mm - 55 C + 125 C 3528 T Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 10uF 2917 20% ESR=120mOhms 1.702In Stock
Min.: 1
Mult.: 1
: 1.000

10 uF 35 VDC SMD/SMT 20 % 2917 120 mOhms 35 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 15uF 2917 20% ESR=125mOhms
2.710In Stock
Min.: 1
Mult.: 1
: 1.000

15 uF 35 VDC SMD/SMT 20 % 2917 125 mOhms 52.5 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 22uF 2917 20% ESR=45mOhms 2.000In Stock
3.000Expected 30/10/2026
Min.: 1
Mult.: 1
: 1.000

22 uF 25 VDC SMD/SMT 20 % 2917 45 mOhms 55 uA 1.8 mm - 55 C + 105 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 25V 33uF 2917 20% ESR=60mohms
4.355In Stock
4.000Expected 01/04/2027
Min.: 1
Mult.: 1
Max.: 4.000
: 1.000

33 uF 25 VDC SMD/SMT 20 % 2917 60 mOhms 82.5 uA 1.8 mm - 55 C + 105 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 47uF 2917 20% ESR=55mOhms
867In Stock
7.000Expected 17/11/2026
Min.: 1
Mult.: 1
Max.: 4.000
: 1.000

47 uF 20 VDC SMD/SMT 20 % 2917 55 mOhms 94 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 20V 47uF 2917 20% ESR=90mOhms
1.677In Stock
Min.: 1
Mult.: 1
: 1.000

47 uF 20 VDC SMD/SMT 20 % 2917 90 mOhms 94 uA 1.8 mm - 55 C + 125 C 7343 V Case T521 SSD Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 63V 15uF 2917 20% ESR=35mOhms
1.797In Stock
2.000Expected 31/08/2027
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
2.148In Stock
3.000On Order
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 75V 15uF 2917 20% ESR=35mOhms 1.889In Stock
Min.: 1
Mult.: 1
: 2.000

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 16Vol 330uF 2912 20% ESR=25mOhms 659In Stock
1.500On Order
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 16V 10uF 20% 105C 3216 ESR=200mOhms 311In Stock
2.000Expected 16/03/2027
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 35V 15uF 20% 3528-21 -55 /+125C ESR=100mOhms 487In Stock
4.000On Order
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 16V 47uF 20% 55mOhms -55C/+125C 872In Stock
20.000On Order
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000

47 uF 16 VDC SMD/SMT 20 % 1311 55 mOhms 75.2 uA 1.9 mm - 55 C + 125 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 16V 47uF 20% 90mOhms -55C/+125C 339In Stock
24.000On Order
Min.: 1
Mult.: 1
Max.: 8.000
: 2.000

47 uF 16 VDC SMD/SMT 20 % 1311 90 mOhms 75.2 uA 1.9 mm - 55 C + 125 C 3528 B Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 47uF 20% 7343-31 -55 /+125C ESR=60mOhms 136In Stock
13.000On Order
Min.: 1
Mult.: 1
Max.: 1.000
: 500

47 uF 35 VDC SMD/SMT 20 % 2917 60 mOhms 164.5 uA 2.8 mm - 55 C + 125 C 7343 D Case T521 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 35V 150uF 20% 7360-43 -55 /+105C ESR=100mOhms 11In Stock
1.250On Order
Min.: 1
Mult.: 1
Max.: 500
: 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 16V 100uF 20% 7343-20 -55 / +125 ESR=50mOhms 889In Stock
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 35Volt 68uF 7343 20% 125C ESR=50mOhms 110In Stock
21.000On Order
Min.: 1
Mult.: 1
Max.: 2.000
: 500

68 uF 35 VDC SMD/SMT 20 % 3017 50 mOhms 238 uA 4 mm - 55 C + 125 C 7343 X Case T521 Reel, Cut Tape, MouseReel