Product Bulletin
T496 Series - Fail-Safe Fused Tantalum Surface Mount Capacitor
DSCC Dwg. 04053 Approved
Features
Built-in fuse protects against damaging
short circuit failure mode
Fuse Actuation, 25°C: within 1 second at fault currents
of 4 amps and higher
Precision-molded, laser-marked cases
Symmetrical, compliant terminations
Continuous current capability: 0.75 amps
Post-actuation resistance, 25°C: 10 megohms minimum
Case geometry and footprints equivalent to Industrial
Grade T491 Series. (Case sizes B, C, D andn X only)
Test tabs on the sides of the case bypass the capacitor
element allow direct testing of the fuse assembly
Patented fuse assembly
Operating Temperature: -55°C to +125°C
Available tested per DSCC Dwg. 04053
100% Surge Current test on C, D, X sizes
Outline Drawing
CATHODE (-) END
VIEW
SIDE VIEW
ANODE (+) END
BOTTOM VIEW
VIEW
B
W
B
Test Tab
0.15(0.006) Max.
H
E
F
K
T
P
A
L
Termination
cutout at
KEMETs
Option,
S
R
S
X
G
either end
Dimensions – Millimeters
KEMET
Size
Code
K
±0.20
F
S
±0.30
B(Ref)
±0.15
EIA Size
Code
L
W
Width
H
X
(Ref)
P
(Ref)
R
(Ref)
T
(Ref)
A
(Min)
G
(Ref)
E
(Ref)
±0.10
Length
Height
±(.008) ±(.004) ±(.012) ±(.006)
3.5 ± 0.20
2.8 ± 0.20
1.9 ± 0.20
1.1
2.2
(.087)
0.8
0.4
0.10 ± 0.10
0.5
(.020)
1.0
(.039)
0.13
(.005)
2.1
(.083)
1.8
(.071)
2.2
(.087)
B
C
D
X
3528-21
6032-28
7343-31
7343-43
(.138 ± .008) (.110 ± .008) (.075 ± .008) (.043)
6.0 ± 0.30 3.2 ± 0.30 2.5 ± 0.30 1.4
(.236 ± .012) (.126 ± .012) (.098 ± .012) (.055)
7.3 ± 0.30 4.3 ± 0.30 2.8 ± 0.30 1.5
(.287 ± .012) (.169 ± .012) (.110 ± .012) (.059)
7.3 ± 0.30 4.3 ± 0.30 4.0 ± 0.30 2.3
(.031) (.016) (.004 ± .004)
1.3 0.5 0.10 ± 0.10
(.051) (.020) (.004 ± .004)
1.3 0.5 0.10 ± 0.10
(.051) (.020) (.004 ± .004)
1.3 0.5 0.10 ± 0.10
(.051) (.020) (.004 ± .004)
2.2
(.087)
0.9
(.035)
1.0
(.039)
0.13
(.005)
3.1
(.122)
2.8
(.110)
2.4
(.094)
2.4
(.094)
0.9
(.035)
1.0
(.039)
0.13
(.005)
3.8
(.150)
3.5
(.138)
3.5
(.138)
2.4
(.094)
1.7
(.067)
1.0
(.039)
0.13
(.005)
3.8
(.150)
3.5
(.138)
3.5
(.138)
(.287 ± .012) (.169 ± .012) (.157 ± .012) (.091)
Construction
Component Marking
Negative
Termination*
Silver Adhesive
Polarity
Stripe (+)
Washer
Polarity
Indicator (+)
Fused
Fail-Safe
Device
Molded
Case
Polarity
Bevel (+)
F+
Fuse
Picofarad
Code
105
25K
610
Rated
Voltage
Print Week Code
1st Digit = Year
2nd & 3rd Digits = Week
“610” = 10th Week of 2006
Tantalum
Weld
(Ta
O )
5
2
Mn02 Coat
(First Layer)
Carbon
Positive
Termination*
(Second Layer)
Silver Paint
Tantalum
Wire
(Third Layer)
F-9075 03/06