•
•
•
•
•
•
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
Notes: 1. Metric dimensions govern.
KEMET
CASE SIZE
A
B
C
D
X
Notes: 1. Metric dimensions govern.
KEMET
KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300
Tantalum
Series
T491 - Precision Molded
*Part number example: T491B105M035AS (14 digits - no spaces)
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.
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
CA SE SIZE
*Q
S
T
U
V
7343H
IECQ
3216
3528
6032
7343
EIA/
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
3216L
3528L
6032L
6032L
7343L
IECQ
(.126 .008)
(.138 .008)
(.236 .012)
(.287 .012)
(.287 .012)
EIA/
3.2 0.2
3.5 0.2
6.0 0.3
7.3 0.3
7.3 0.3
L*
K
CATHODE (-) END
(.126
(.138
(.236
(.236
(.287
3.2
3.5
6.0
6.0
7.3
X
(.126 .012)
(.169 .012)
(.169 .012)
(.063 .008)
(.110 .008)
VIEW
2.8 0.2
3.2 0.3
4.3 0.3
4.3 0.3
1.6 0.2
L
TANTALUM CHIP CAPACITORS
W*
.008)
.008)
.012)
.012)
.012)
0.2
0.2
0.3
0.3
0.3
W
LOW PROFILE T491 DIMENSIONS
T491 SERIES - Precision Molded Chip
CAPACITOR OUTLINE DRAWING
T491 ORDERING INFORMATION
(.063
(.110
(.126
(.126
(.169
STANDARD T491 DIMENSIONS
(.063 .008)
(.075 .008)
(.098 .012)
(.157 .012)
H
(.110 .012)
3.2
3.2
1.6
2.8
4.3
1.6 0.2
1.9 0.2
2.5 0.3
2.8 0.3
4.0 0.3
H*
S
W
T
0.3)
0.3)
0.2
.008)
0.2
.008)
.012)
.012)
0.3
.012)
T
SIDE VIEW
491
K*
Millimeters (inches)
Millimeters (inches)
G
(.035)
(.043)
(.055)
(.059)
(.091)
H Max.
0.9
1.1
1.4
1.5
2.3
(0.039)
(0.059)
(0.079)
(.047)
(.047)
0.20
(.008)
1.2
1.2
1.0
1.5
2.0
B
FEATURES
105
F*
S
B
(.047)
(.087)
(.087)
(.094)
(.094)
K Min.
(0.020)
(0.020)
(0.043)
COMPONENT
1.2
2.2
2.2
2.4
2.4
(.012)
(.012)
B
0.3
0.3
0.5
0.5
1.1
0.1
(.004)
M
ANODE (+) END
COMPONENT
S*
035
R
•
•
•
•
•
F
VIEW
(.047)
(.087)
(.087)
(.087)
(.094)
(.031)
(.031)
(.051)
(.051)
(.051)
0.8
0.8
1.3
1.3
1.3
1.2
2.2
2.2
2.2
2.4
Notch at
KEMET's
Option,
either end
0.3
(.012)
0.1
Capacitance: 0.1 F to 470 F
Tolerance: ±10%, ±20%
Voltage: 3-50 VDC
Extended Range Values
New Low Profile Case Sizes
A
P
(Ref)
S
S*
B
(.031)
(.031)
(.051)
(.051)
(.051)
E
0.8
0.8
1.3
1.3
1.3
(.016)
(.016)
(.020)
(.020)
(.020)
0.4
0.4
0.5
0.5
0.5
0.3
0.15
(.006)
(.002)
(.002)
(.002)
(.002)
(.002)
(Ref)
BOTTOM VIEW
0.05
0.05
0.05
0.05
0.05
(.004 .004)
(.004 .004)
(.004 .004)
(.004 .004)
(.004 .004)
X
S - Standard Solder -Coated
G - Gold Plated (A, B, C, D, X only)
0.10 0.10
0.10 0.10
0.10 0.10
0.10 0.10
0.10 0.10
Capacitance Tolerance
(Ref)
A
L
X
(.005)
(.005)
(.005)
(.005)
(.005)
(Ref)
0.13
0.13
0.13
0.13
0.13
T
A - Not Applicable
(Ref)
(.016)
(.020)
(.035)
(.035)
(.067)
0.4
0.5
0.9
0.9
1.7
P
(.031)
(.043)
(.098)
(.098)
(.150)
Lead Material
(Min)
0.8
1.1
2.5
2.5
3.8
Failure Rate
A
(Ref)
(.016)
(.039)
(.039)
(.039)
(.039)
F
0.4
1.0
1.0
1.0
1.0
R
M -
K -
Voltage
(.043)
(.071)
(.138)
(.110)
(.110)
(Ref)
1.1
1.8
2.8
2.8
3.5
(Ref)
(.005)
(.005)
(.005)
(.005)
(.005)
G
0.13
0.13
0.13
0.13
0.13
T
10%
20%
KEMET
(.051)
(.087)
(.094)
(.094)
(.138)
(Min)
(.031)
(.043)
(.098)
(.150)
(.150)
(Ref)
0.8
1.1
2.5
3.8
3.8
1.3
2.2
2.4
2.4
3.5
A
E
(Ref)
(.043)
(.071)
(.110)
(.138)
(.138)
3.5**
1.1
1.8
2.8
3.5
G
(.051)
(.087)
(.094)
(.138)
(.138)
(Ref)
3.5**
1.3
2.2
2.4
3.5
E
15
®
