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T521 KO-CAP High-Voltage Polymer Tantalum Capacitor 2.5–50V Low ESR

271 variants · KEMET

About the T521 KO-CAP High-Voltage Polymer Tantalum Capacitor 2.5–50V Low ESR

The KEMET T521 KO-CAP High-Voltage Polymer Tantalum Capacitor 2.5–50V Low ESR series groups 271 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Variants differ by package, capacitance and case, so you can match the exact package your application requires using the selection guide below.

Select a variant by

Package
Tape & Reel (TR) Cut Tape (CT) · Tape & Reel (TR); Cut Tape (CT)
Capacitance
3.3 µF · 10 µF · 15 µF · 47 µF · 100 µF · 150 µF · 220 µF
Case
1206 (3216 Metric) · 1411 (3528 Metric) · 2917 (7343 Metric)
ESR
25mOhm @ 100kHz · 50mOhm @ 100kHz · 70mOhm @ 100kHz · 90mOhm @ 100kHz · 100mOhm @ 100kHz · 200mOhm @ 100kHz
Height - seated
0.071\" (1.80mm) · 0.079\" (2.00mm) · 0.122\" (3.10mm) · 0.169\" (4.30mm)
Lifetime
1000 Hrs @ 105°C · 2000 Hrs @ 105°C · 2000 Hrs @ 125°C
Manufacturer size code
A · B · D · V · X

Variant comparison

ParameterT521A106M016ATE200T521B156M016ATE090T521B156M035ATE100T521B335M050ATE200T521D227M016ATE025T521D227M016ATE050
PackageTape & Reel (TR) Cut Tape (CT)Tape & Reel (TR); Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)Tape & Reel (TR) Cut Tape (CT)
Capacitance10 µF15 µF15 µF3.3 µF220 µF220 µF
Case1206 (3216 Metric)1411 (3528 Metric)1411 (3528 Metric)1411 (3528 Metric)2917 (7343 Metric)2917 (7343 Metric)
ESR200mOhm @ 100kHz90mOhm @ 100kHz100mOhm @ 100kHz200mOhm @ 100kHz25mOhm @ 100kHz50mOhm @ 100kHz
Height - seated0.071\" (1.80mm)0.079\" (2.00mm)0.079\" (2.00mm)0.079\" (2.00mm)0.122\" (3.10mm)0.122\" (3.10mm)
Lifetime1000 Hrs @ 105°C2000 Hrs @ 105°C2000 Hrs @ 125°C2000 Hrs @ 105°C2000 Hrs @ 125°C2000 Hrs @ 125°C
Manufacturer size codeABBBDD

Request a quote on any T521 KO-CAP High-Voltage Polymer Tantalum Capacitor 2.5–50V Low ESR part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

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