T491 Solid Tantalum Chip Capacitors

KEMET T491 Solid Tantalum Chip Capacitors are precision molded capacitors with low profile case sizes, extended range values, and a voltage range of 2.5VDC to 50VDC. The T491 series offers a capacitance range of 0.1µF to 1000µF and symmetrical, RoHS compliant terminations. The KEMET T491 Series Solid Tantalum Chip Capacitors meet or exceed EIA standard 535BAAC.

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Qty. RoHS ECAD Model Packaging
Series
Capacitance
Voltage Rating DC
Tolerance
ESR
Case Code - in
Case Code - mm
Mfr Case Code
Length
Width
Height
Minimum Operating Temperature
Maximum Operating Temperature
Qualification
Termination Style
KEMET Tantalum Capacitors - Solid SMD 6.3V 100uF 1311 10% ESR=3ohms
Datasheet
Product Comments
45,268In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 100 uF 6.3 VDC 10 % 3 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 4V 100uF 1311 20% ESR=900mOhms
Datasheet
Product Comments
7,111In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 100 uF 4 VDC 20 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 2.2uF 1311 10% ESR=3.5ohms
Datasheet
Product Comments
31,811In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 2.2 uF 20 VDC 10 % 3.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 2.2uF 1311 10% ESR=4ohms
Datasheet
Product Comments
46,057In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 2.2 uF 35 VDC 10 % 4 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 22uF 1311 20% ESR=2.4ohms
Datasheet
Product Comments
27,904In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 10 VDC 20 % 2.4 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 22uF 3528 20% ESR=2.2 Ohms
Datasheet
Product Comments
11,380In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 22 uF 16 VDC 20 % 2.2 Ohms 1411 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 4V 220uF 1311 20% ESR=500mOhms
Datasheet
4,140In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 220 uF 4 VDC 20 % 500 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 33uF 20% ESR=4Ohms
Datasheet
9,282In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 33 uF 20 VDC 20 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 4.7uF 1311 10% ESR=1.5ohms
Datasheet
Product Comments
11,288In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 4.7 uF 25 VDC 10 % 1.5 Ohms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 4.7uF 1311 10% ESR=3 Ohms
Datasheet
13,490In Stock
4,000Expected 2026/03/24
MouseReel Available
Min.: 1
Mult.: 1
Reel: 2,000

Reel, Cut Tape, MouseReel T491 4.7 uF 35 VDC 10 % 83 mOhms 1311 3528 B Case 3.5 mm (0.138 in) 2.8 mm (0.11 in) 1.9 mm (0.075 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 50V 1.0uF 2312 10% ESR=5.5ohms
Datasheet
Product Comments
22,129In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 1 uF 50 VDC 10 % 5.5 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 10uF 2312 10% ESR=1.8ohms
Datasheet
Product Comments
43,659In Stock
23,000Expected 2026/06/26
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 16 VDC 10 % 1.8 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 10uF 2312 10% ESR=1.8Ohms
Datasheet
Product Comments
12,401In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 3,000

Reel, Cut Tape, MouseReel T491 10 uF 16 VDC 10 % 1.8 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 10uF 2312 10% ESR=1.8ohms
Datasheet
Product Comments
13,891In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 20 VDC 10 % 1.8 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 10uF 2312 10% ESR=1.5ohms
Datasheet
Product Comments
9,822In Stock
25,500Expected 2026/06/24
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 25 VDC 10 % 1.5 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 10uF 2312 10% ESR=1.6ohms
Datasheet
Product Comments
29,637In Stock
28,000Expected 2026/06/04
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 35 VDC 10 % 1.6 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 10uF 2312 20% ESR=1.8ohms
Datasheet
Product Comments
10,691In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 16 VDC 20 % 1.8 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 10uF 2312 20% ESR=1.6 Ohms
Datasheet
Product Comments
13,408In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 10 uF 35 VDC 20 % 1.6 Ohms 2312 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 150uF 2312 10% ESR=900mOhms
Datasheet
Product Comments
9,032In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 150 uF 10 VDC 10 % 900 mOhms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 16V 22uF 2312 10% ESR=1.6ohms
Datasheet
Product Comments
16,182In Stock
24,970Expected 2026/06/11
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 22 uF 16 VDC 10 % 1.6 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 20V 22uF 2312 10% ESR=1.2ohms
Datasheet
Product Comments
10,394In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 22 uF 20 VDC 10 % 1.2 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 22uF 2312 10% ESR=1.4ohms
Datasheet
Product Comments
22,841In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 22 uF 25 VDC 10 % 1.4 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 10V 220uF 2312 20% ESR=900mOhms
Datasheet
3,300In Stock
2,000Expected 2026/07/10
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 220 uF 10 VDC 20 % 900 mOhms 2412 6032 C Case 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 25V 4.7uF 2312 10% ESR=2.4ohms
Datasheet
Product Comments
9,133In Stock
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 4.7 uF 25 VDC 10 % 2.4 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT
KEMET Tantalum Capacitors - Solid SMD 35V 4.7uF 2312 10% ESR=2.2ohms
Datasheet
Product Comments
9,468In Stock
29,500Expected 2026/06/15
MouseReel Available
Min.: 1
Mult.: 1
Reel: 500

Reel, Cut Tape, MouseReel T491 4.7 uF 35 VDC 10 % 2.2 Ohms 2412 6032 C Case 6 mm (0.236 in) 3.2 mm (0.126 in) 2.5 mm (0.098 in) - 55 C + 125 C SMD/SMT