T491 SERIES LOW PROFILE SURFACE MOUNT CAPACITORS
Industrial Grade
FEATURES
Meets or exceeds EIA Standard 535BAAC
Taped and Reeled per EIA 481-1
Symmetrical, Compliant Terminations
Optional Gold-plated Terminations
Laser-marked Case
Refer to KEMET F3102 for performance characteristics
and page 16 of this catalog component packaging
Capacitance: 1.0μF to 330μF
Tolerance: ±10%, ±20%
Voltage: 2.5 - 50 VDC
Halogen Free Epoxy
100% Surge Current test on U, V case sizes
RoHS Compliant - Lead Free Terminations (See
www.kemet.com for transition information)
CAPACITOR OUTLINE DRAWING
CATHODE (-) END
VIEW
W
H
T
X
S
G
S
A
L
E
F
SIDE VIEW
ANODE (+) END
VIEW
BOTTOM VIEW
K
DIMENSIONS – Millimeters (inches)
Case Size
KEMET
R
S
T
U
V
EIA
2012-12
3216-12
3528-12
6032-15
7343-20
L*
2.0 ± 0.2
(.079 ± .008)
3.2 ± 0.2
(.126 ± .008)
3.5 ± 0.2
(.138 ± .008)
6.0 ± 0.3
(.236 ± .012)
7.3 ± 0.3
(.287 ± .012)
W*
1.3 ± 0.2
(.051 ± .008)
1.6 ± 0.2
(.063 ± .008)
2.8 ± 0.2
(.110 ± .008)
3.2 ± 0.3
(.126 ± .012)
4.3 ± 0.3
(.169 ± .012)
H
Max.
1.2
(.047)
1.2
(.047)
1.2
(.047)
1.5
(.059)
2.0
(.079)
K
Min.
0.3
(.012)
0.3
(.012)
0.3
.012)
0.5
(.020)
0.09
(.035)
Component
F*
±0.1
0.9
(.035)
1.2
(.047)
2.2
(.087)
2.2
(.087)
2.4
(.094)
S*
± 0.3
0.5
(.020)
0.8
(.031)
0.8
(.031)
1.3
(.051)
1.3
.051)
X
(Ref)
0.05
(.002)
0.05
(.002)
0.05
(.002)
0.05
(.002)
0.05
(.002)
T
(Ref)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
0.13
(.005)
A
(Min)
0.8
(.031)
1.4
(.055)
2.1
(.083)
3.1
(.122)
3.8
(.150)
G
(Ref)
0.5
(.020)
1.1
(.043)
1.8
(.071)
2.8
(.110)
3.5
(.138)
E
(Ref)
0.8
(.031)
1.3
(.051)
2.2
(.087)
2.4
(.094)
3.5
(.138)
Notes: 1. Metric dimensions govern.
2. (Ref) Dimensions provided for reference only.
KEMET ORDERING INFORMATION
T
Tantalum
Series
491 – Industrial
Case Size
R,S,T,U,V
491
S
685
K
004
A
T
Lead Material
T = 100% Tin (Sn) Plated*
H = Standard Solder Coated
(SnPb 5% Pb minimum)
S = Not Recommended
for New Design
Failure Rate
A = Not Applicable
Capacitance Picofarad Code
First two digits represent
significant figures. Third digit
specifies number of zeros.
Voltage
As Shown
Capacitance Tolerance
M = ±20%
K = ±10%
*Refer to www.kemet.com for lead material transition to Pb free.
4
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 • www.kemet.com
KEMET [ KEMET CORPORATION ]
