
Notes:
1. Metric dimensions govern.
2. (Ref) - Dimensions provided for reference only.
3. No dimensions provided for B, P or R because low profile cases do not have a bevel or a notch.
* Under development
T491 ORDERING INFORMATION
CA
SE SIZE
KEMET
COMPONENT
K Min.
F
±
0.1
S
T
*Q
U
V
EIA/
IECQ
3216L
3528L
6032L
6032L
7343L
L
3.2
±
0.2
(.126
±
.008)
3.5
±
0.2
(.138
±
.008)
6.0
±
0.3
(.236
±
.012)
6.0
±
0.3
(.236
±
.012)
7.3
±
0.3
(.287
±
.012)
W
1.6
±
0.2
(.063
±
.008)
2.8
±
0.2
(.110
±
.008)
3.2
±
0.3)
(.126
±
.012)
3.2
±
0.3)
(.126
±
.012)
4.3
±
0.3
(.169
±
.012)
H Max.
1.2
(.047)
1.2
(.047)
1.0
(0.039)
1.5
(0.059)
2.0
(0.079)
0.3
(.012)
0.3
(.012)
0.5
(0.020)
0.5
(0.020)
1.1
(0.043)
1.2
(.047)
2.2
(.087)
2.2
(.087)
2.2
(.087)
2.4
(.094)
0.8
(.031)
0.8
(.031)
1.3
(.051)
1.3
(.051)
1.3
(.051)
S
±
0.3
0.05
(.002)
0.05
(.002)
0.05
(.002)
0.05
(.002)
0.05
(.002)
X
(Ref)
T
(Ref)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
A
(Min)
0.8
(.031)
1.1
(.043)
2.5
(.098)
2.5
(.098)
3.8
(.150)
G
(Ref)
1.1
(.043)
1.8
(.071)
2.8
(.110)
2.8
(.110)
3.5
(.138)
E
(Ref)
1.3
(.051)
2.2
(.087)
2.4
(.094)
2.4
(.094)
3.5
(.138)
Case Size
A, B, C, D, S, T, U, V, X
Capacitance Picofarad Code
First two digits represent significant figures.
Third digit specifies number of zeros to follow.
M -
±
20%
K -
±
10%
*Part number example: T491B105M035AS (14 digits - no spaces)
KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300
M
105
491
A
035
T
B
S*
Tantalum
Series
T491 -
Precision Molded
Lead Material
Failure Rate
A -
Not Applicable
Voltage
Capacitance Tolerance
S -
Standard Solder -Coated
G -
Gold Plated (A, B, C, D, X only)
TANTALUM CHIP CAPACITORS
T491 SERIES - Precision Molded Chip
FEATURES
Meets or Exceeds EIA Standard 535BAAC
Taped and Reeled per EIA 481-1
Symmetrical, Compliant Terminations
Optional Gold-plated Terminations
Laser-marked Case
100% Surge current test on C, D, U, V, X sizes
CAPACITOR OUTLINE DRAWING
CATHODE (-) END
VIEW
SIDE VIEW
B
15
T
KEMET
0.10
±
0.10
(.004
±
.004)
0.10
±
0.10
(.004
±
.004)
0.10
±
0.10
(.004
±
.004)
0.10
±
0.10
(.004
±
.004)
0.10
±
0.10
(.004
±
.004)
KEMET
A
EIA/
IECQ
3216
L*
W*
H*
X
(Ref)
P
(Ref)
0.4
(.016)
0.5
(.020)
0.9
(.035)
0.9
(.035)
1.7
(.067)
R
(Ref)
0.4
(.016)
1.0
(.039)
1.0
(.039)
1.0
(.039)
1.0
(.039)
T
(Ref)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
A
(Min)
0.8
(.031)
1.1
(.043)
2.5
(.098)
3.8
(.150)
3.8
(.150)
G
(Ref)
1.1
(.043)
1.8
(.071)
2.8
(.110)
3.5
(.138)
3.5**
(.138)
E
(Ref)
1.3
(.051)
2.2
(.087)
2.4
(.094)
3.5
(.138)
3.5**
(.138)
B
C
D
X
3528
6032
7343
7343H
3.2
±
0.2
(.126
±
.008)
3.5
±
0.2
(.138
±
.008)
6.0
±
0.3
(.236
±
.012)
7.3
±
0.3
(.287
±
.012)
7.3
±
0.3
(.287
±
.012)
1.6
±
0.2
(.063
±
.008)
2.8
±
0.2
(.110
±
.008)
3.2
±
0.3
(.126
±
.012)
4.3
±
0.3
(.169
±
.012)
4.3
±
0.3
(.169
±
.012)
1.6
±
0.2
(.063
±
.008)
1.9
±
0.2
(.075
±
.008)
2.5
±
0.3
(.098
±
.012)
2.8
±
0.3
(.110
±
.012)
4.0
±
0.3
(.157
±
.012)
1.2
(.047)
2.2
(.087)
2.2
(.087)
2.4
(.094)
2.4
(.094)
0.8
(.031)
0.8
(.031)
1.3
(.051)
1.3
(.051)
1.3
(.051)
0.4
(.016)
0.4
(.016)
0.5
(.020)
0.5
(.020)
0.5
(.020)
0.9
(.035)
1.1
(.043)
1.4
(.055)
1.5
(.059)
2.3
(.091)
CASE SIZE
COMPONENT
±
0.1
±
(.004)
Notes:
1. Metric dimensions govern.
2. (Ref) - Dimensions provided for reference only.
* Mil-C-55365/8 Specified Dimensions
** Round Glue Pad: 2.9
±
0.1mm (0.114"
±
0.004") in diameter at KEMET’s option
LOW PROFILE T491 DIMENSIONS
Millimeters (inches)
K*
±
0.20
±
(.008)
S*
±
0.3
±
(.012)
F*
B
(Ref)
±
0.15
±
(.006)
Capacitance: 0.1
m
F to 470
m
F
Tolerance: ±10%, ±20%
Voltage: 3-50 VDC
Extended Range Values
New Low Profile Case Sizes
STANDARD T491 DIMENSIONS
Millimeters (inches)
W
K
X
ANODE (+) END
VIEW
R
P
BOTTOM VIEW
A
L
F
E
S
G
S
T
H
B
Notch at