Tantalum Surface Mount Capacitors – T491 Industrial Grade MnO
2
Series
Table 1 – Ratings & Part Number Reference
Rated
Voltage
85ºC
VDC
2.5
2.5
3
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
4
T
4
4
Capacitor
VDC
Class
85ºC
T =
Rated
Cap
120Hz
µF
100
220
33
3.3
4.7
6.8
6.8
10
10
10
10
15
15
15
15
22
22
22
22
22
33
33
33
33
33
47
47
47
47
47
68
68
68
68
68
100
100
100
100
100
100
150
150
150
491
150
150
Series
µF
Case Code/
Case Size
KEMET/EIA
T/3528-12
D/7343-31
A/3216-18
A/3216-18
A/3216-18
A/3216-18
S/3216-12
B/3528-20
A/3216-18
S/3216-12
R/2012-12
B/3528-20
A/3216-18
T/3528-12
S/3216-12
C/6032-28
B/3528-20
A/3216-18
T/3528-12
S/3216-12
C/6032-28
U/6032-15
B/3528-20
A/3216-18
T/3528-12
C/6032-28
U/6032-15
B/3528-20
A/3216-18
T/3528-12
D/7343-31
C/6032-28
U/6032-15
B/3528-20
A/3216-18
D/7343-31
C/6032-28
U/6032-15
B/3528-20
A/3216-18
T/3528-12
D/7343-31
U/6032-15
V/7343-19
X
C/6032-28
B/3528-20
KEMET/EIA
KEMET Part
Number
(See below for
part options)
T491T107(1)2R5A(2)
T491D227(1)2R5A(2)
T491A336(1)003A(2)
T491A335(1)004A(2)
T491A475(1)004A(2)
T491A685(1)004A(2)
T491S685(1)004A(2)
T491B106(1)004A(2)
T491A106(1)004A(2)
T491S106(1)004A(2)
T491R106(1)004A(2)
T491B156(1)004A(2)
T491A156(1)004A(2)
T491T156(1)004A(2)
T491S156(1)004A(2)
T491C226(1)004A(2)
T491B226(1)004A(2)
T491A226(1)004A(2)
T491T226(1)004A(2)
T491S226(1)004A(2)
T491C336(1)004A(2)
T491U336(1)004A(2)
T491B336(1)004A(2)
T491A336(1)004A(2)
T491T336(1)004A(2)
T491C476(1)004A(2)
T491U476(1)004A(2)
T491B476(1)004A(2)
T491A476(M)004A(2)
T491T476(M)004A(2)
T491D686(1)004A(2)
T491C686(1)004A(2)
T491U686(1)004A(2)
T491B686(1)004A(2)
T491A686(1)004A(2)
T491D107(1)004A(2)
T491C107(1)004A(2)
T491U107(1)004A(2)
T491B107(M)004A(2)
T491A107(M)004A(2)
T491T107(M)004A(2)
T491D157(1)004A(2)
T491U157(1)004AT
T491V157(1)004A(2)
157
T491C157(1)004A(2)
T491B157(M)004A(2)
Capacitance
(See below for
part options)
First two digits
DC
Leakage
µAmps +20ºC
max/5min
2.5
5.5
1.0
0.1
0.2
0.3
0.3
0.4
0.4
0.4
0.4
0.6
0.6
0.6
0.6
0.9
0.9
0.9
0.9
0.9
1.3
1.3
1.3
1.3
1.3
1.9
1.9
1.9
1.9
1.9
2.7
2.7
2.7
2.7
2.7
4.0
4.0
4.0
4.0
4.0
4.0
6.0
6.0
6.0
K
6.0
6.0
Capacitance
max/5min
Tolerance
DF
% Max
24.0
8.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
8.0
6.0
6.0
6.0
10.0
6.0
6.0
6.0
6.0
10.0
6.0
6.0
6.0
6.0
8.0
6.0
6.0
6.0
12.0
12.0
6.0
6.0
6.0
6.0
30.0
8.0
8.0
10.0
8.0
30.0
30.0
8.0
8.0
8.0
020
8.0
12.0
Voltage
% Max
ESR
Ohms
3.9
0.3
4.0
Maximum Allowable
Ripple Current
+25ºC
100kHz
mAmps
134
707
137
+85ºC
100kHz
mAmps
121
636
123
+125ºC
100kHz
mAmps
54
283
55
Moisture
Sensitivity
Temp≤260ºC
J-STD-020D
1.0
1.0
1.0
+20ºC 120Hz +20ºC 100kHz
Case Size
Code (pF)
µAmps
±10%
A = 3216-18
K =
+20ºC
B = 3528-21 represent significant M = ±20%
003 = 3V
Z = N/A
Tantalum
Rated
Rated
Case Code/
KEMET Part
DC
DF
= 4V
ESR
C = 6032-28
fi
Number
digit
Leakage
gures. Third
004
Voltage
Cap
Case Size
D = 7343-31
specifies number of
006 = 6.3V
E = 7260-38
zeros.
010 = 10V
R = 2012-12
016 = 16V
Other part number options:
S = 3216-12
020 = 20V
Where the 10th character equal to K (10% tolerance) is also available in M (20% tolerance).
T = 3528-12
025 = 25V
Where the 10th character equal to M
6032-15
(20% tolerance) is only available in M (20% tolerance).
U=
035 = 35V
V 7343-20
050 = 50V
Standard with tin terminations (14th
=
character = T). Tin/lead terminations is also available (14th character = H)
X = 7343-43
Also available on large (13 inch) reels. Add 7280 to the end of the part number.
120Hz
Industrial
8.0
97
87
8.0
97
87
6.0
112
101
15.0
63
57
3.5
156
140
6.0
112
101
15.0
63
57
10.0
50
45
3.5
156
140
4.0
137
123
5.0
118
106
15.0
63
57
1.8
247
222
3.5
156
140
4.0
137
123
5.0
118
106
10.0
77
69
1.8
247
222
1.8
224
202
3.5
156
140
4.0
137
123
5.0
118
106
1.8
247
222
1.8
224
202
3.0
168
151
2.5
173
156
6.0
108
97
0.8
433
390
1.6
262
236
1.8
224
202
3.5
156
140
4.0
137
123
0.8
433
390
1.2
303
273
1.8
224
202
0.9
307
276
4.0
137
123
5.0
118
106
0.8
433
390
1.3
263
237
0.7
423
381
A
T
1.2
303
273
2.0
Failure Rate/
206
185
Lead
mAmps
Material
Ohms
Design
mAmps
+20ºC 120Hz +20ºC 100kHz
= N/A
+25ºC
= 100%
+85ºC
Tin
2R5 = 2.5V
A
T
Matte
100kHz
100kHz
(Sn) Plated
7280 = 13" Reel
Maximum allowable
Moisture
H =
ripple current
Standard Solder
Sensitivity
Coated (SnPb 5%
Pb minimum)
G = Gold Plated (A, B,
C, D, X only)
39
1.0
39
1.0
45
1.0
25
1.0
62
1.0
45
1.0
25
1.0
20
1.0
62
1.0
55
1.0
47
1.0
25
1.0
99
1.0
62
1.0
55
1.0
47
1.0
31
1.0
99
1.0
90
1.0
62
1.0
55
1.0
47
1.0
99
1.0
90
1.0
67
1.0
69
1.0
43
1.0
173
1.0
105
1.0
90
1.0
62
1.0
55
1.0
173
1.0
121
1.0
90
1.0
123
1.0
55
1.0
47
1.0
173
1.0
105
1.0
169
XXXX
1.0
121
1.0
82
1.0
Packaging (C-Spec)
mAmps
J-STD-020D
+125ºC
Temp≤260ºC
Blank
100kHz
= 7" Reel
Higher voltage ratings and tighter tolerance product including ESR may be substituted within the same size at KEMET's option. Voltage substitutions will be marked
with the higher voltage rating. Substitutions can include better than series.
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