Polymer Capacitors Computer Segment

KEMET Organic Capacitors (KO-CAP®) are solid electrolytic capacitors with a conductive polymer cathode, capable of delivering optimized solutions for today and in the future. The KO-CAPs offer low ESR, improved capacitance retention at high frequencies, and a broad dimension offering, from large case sizes to sizes as small as 2012-10. This KEMET KO-CAP portfolio supports the designers in innovation and technology.

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Description Datasheet Availability Pricing (GBP) 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
Qualification
Packaging
KEMET Tantalum Capacitors - Polymer 6.3V 220uF 2917 20% ESR=9mOhms
Datasheet
Product Comments
161In Stock
7,000Expected 14/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

220 uF 6.3 VDC SMD/SMT 20 % 2917 9 mOhms 138.6 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 330uF 2917 20% ESR=40mOhms
Datasheet
Product Comments
69In Stock
8,500On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

330 uF 6.3 VDC SMD/SMT 20 % 2917 40 mOhms 207.9 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 330uF 2917 20% ESR=15mOhms
Datasheet
Product Comments
140In Stock
500Expected 03/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

330 uF 4 VDC SMD/SMT 20 % 2917 15 mOhms 132 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 330uF 2917 20% ESR=9mOhms
Datasheet
Product Comments
316In Stock
500Expected 12/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

330 uF 4 VDC SMD/SMT 20 % 2917 9 mOhms 132 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 330uF 2917 20% ESR=15mOhms
Datasheet
Product Comments
63In Stock
22,500Expected 04/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

330 uF 6.3 VDC SMD/SMT 20 % 2917 15 mOhms 207.9 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 470uF 2917 20% ESR=40mOhms
Datasheet
Product Comments
134In Stock
2,000Expected 12/06/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 4 VDC SMD/SMT 20 % 2917 40 mOhms 188 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 470uF 2917 20% ESR=30mOhms
Datasheet
Product Comments
117In Stock
6,500Expected 13/07/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 6.3 VDC SMD/SMT 20 % 2917 30 mOhms 296.1 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 470uF 2917 20% ESR=6mOhms
Datasheet
Product Comments
250In Stock
500Expected 29/09/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 2.5 VDC SMD/SMT 20 % 2917 6 mOhms 117.5 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 470uF 2917 20% ESR=15mOhms
Datasheet
Product Comments
99In Stock
1,000Expected 15/05/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 4 VDC SMD/SMT 20 % 2917 15 mOhms 188 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 470uF 2917 20% ESR=18mOhms
Datasheet
Product Comments
139In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 4 VDC SMD/SMT 20 % 2917 18 mOhms 188 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 470uF 2917 20% ESR=25mOhms
Datasheet
Product Comments
1,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 4 VDC SMD/SMT 20 % 2917 25 mOhms 188 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 470uF 2917 20% ESR=25mOhms
Datasheet
Product Comments
54In Stock
2,000Expected 30/04/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

470 uF 6.3 VDC SMD/SMT 20 % 2917 25 mOhms 296.1 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 680uF 2917 20% ESR=15mOhms
Datasheet
Product Comments
1,411In Stock
14,500On Order
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

680 uF 2.5 VDC SMD/SMT 20 % 2917 15 mOhms 170 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 680uF 2917 20% ESR=40mOhms
Datasheet
Product Comments
534In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

680 uF 2.5 VDC SMD/SMT 20 % 2917 40 mOhms 170 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 680uF 2917 20% ESR=12mOhms
Datasheet
Product Comments
496In Stock
500Expected 23/07/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

680 uF 4 VDC SMD/SMT 20 % 2917 12 mOhms 272 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 680uF 2917 20% ESR=25mOhms
Datasheet
Product Comments
2In Stock
1,000Expected 18/08/2026
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

680 uF 4 VDC SMD/SMT 20 % 2917 25 mOhms 272 uA 2.8 mm - 55 C + 105 C 7343 D Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 150uF 2312 20% ESR=25mOhms
Datasheet
Product Comments
800In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

150 uF 6.3 VDC SMD/SMT 20 % 2312 25 mOhms 94.5 uA 1.8 mm - 55 C + 105 C 6032 L Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 330uF 2312 20% ESR=12mOhms
Datasheet
Product Comments
579In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

330 uF 2.5 VDC SMD/SMT 20 % 2312 12 mOhms 82.5 uA 1.8 mm - 55 C + 105 C 6032 L Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 100uF 1311 20% ESR=40mOhms
Datasheet
Product Comments
1,510In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

100 uF 2.5 VDC SMD/SMT 20 % 1311 40 mOhms 25 uA 1.1 mm - 55 C + 105 C 3528 T Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer Polymer Tantalum, Commercial Grade, 220 uF, 20%, 4VDC
Datasheet
2,170In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

220 uF 4 VDC SMD/SMT 20 % 1411 30 mOhms 88 uA - 55 C + 105 C 3528 T Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 6.3V 100uF 2312 20% ESR=55mOhms
Datasheet
Product Comments
Non-Stocked Lead-Time 25 Weeks
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

100 uF 6.3 VDC SMD/SMT 20 % 2312 55 mOhms 63 uA 1.4 mm - 55 C + 105 C 6032 U Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 10V 47uF 2312 20% ESR=55mOhms
Datasheet
Product Comments
202In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

47 uF 10 VDC SMD/SMT 20 % 2312 55 mOhms 47 uA 1.4 mm - 55 C + 105 C 6032 U Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 10V 68uF 2312 20% ESR=25mOhms
Datasheet
Product Comments
76In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

68 uF 10 VDC SMD/SMT 20 % 2312 55 mOhms 68 uA 1.4 mm - 55 C + 105 C 6032 U Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 4V 220uF 2917 20% ESR=45mOhms
Datasheet
Product Comments
1,000In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

220 uF 4 VDC SMD/SMT 20 % 2917 45 mOhms 88 uA 1.8 mm - 55 C + 105 C 7343 V Case T520 Reel, Cut Tape, MouseReel
KEMET Tantalum Capacitors - Polymer 2.5V 220uF 2917 20% ESR=7mOhms
Datasheet
Product Comments
496In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 1,000

220 uF 2.5 VDC SMD/SMT 20 % 2917 7 mOhms 55 uA 1.8 mm - 55 C + 105 C 7343 V Case T520 Reel, Cut Tape, MouseReel