SOLID TANTALUM CHIP CAPACITORS
T491 SERIES - Precision Molded Chip
Capaci-
tance
µF
100.0
220.0
#33.0
3.3
4.7
6.8
6.8
10.0
10.0
#10.0
#10.0
15.0
15.0
15.0
#15.0
22.0
22.0
#22.0
#22.0
22.0
33.0
33.0
33.0
#33.0
#33.0
47.0
47.0
#47.0
#47.0
#47.0
68.0
68.0
#68.0
#68.0
#68.0
100.0
#100.0
#100.0
#100.0
†100.0
†100.0
150.0
150.0
#150.0
†150.0
#220.0
#220.0
330.0
†330.0
#330.0
#470.0
#470.0
#680.0
#680.0
#1000.0
#1000.0
2.2
2.2
3.3
4.7
4.7
6.8
6.8
#6.8
#6.8
10.0
10.0
10.0
#10.0
#10.0
T491 RATINGS & PART NUMBER REFERENCE
DC
DF %
Case
KEMET
Leakage @ +25ºC
Size
Part Number
μA @ 25ºC 120 Hz
Max
Max
2.5 Volt Rating at +85ºC (1.7 Volt Rating at +125ºC)
T
T491T107(1)2R5A(2)
2.5
24.0
D
T491D227(1)2R5A(2)
5.5
8.0
3 Volt Rating at +85ºC (2 Volt Rating at +125ºC)
A
T491A336(1)003A(2)
1.0
6.0
4 Volt Rating at +85ºC (2.7 Volt Rating at +125ºC)
A
T491A335(1)004A(2)
0.5
6.0
A
T491A475(1)004A(2)
0.5
6.0
A
T491A685(1)004A(2)
0.5
6.0
S
T491S685(1)004A(2)
0.5
6.0
B
T491B106(1)004A(2)
0.5
6.0
A
T491A106(1)004A(2)
0.5
6.0
S
T491S106(1)004A(2)
0.5
6.0
R
T491R106(1)004A(2)
0.5
8.0
B
T491B156(1)004A(2)
0.6
6.0
A
T491A156(1)004A(2)
0.6
6.0
T
T491T156(1)004A(2)
0.6
6.0
S
T491S156(1)004A(2)
0.6
10.0
C
T491C226(1)004A(2)
0.9
6.0
B
T491B226(1)004A(2)
0.9
6.0
A
T491A226(1)004A(2)
0.9
6.0
T
T491T226(1)004A(2)
0.9
6.0
S
T491S226(1)004A(2)
0.9
10.0
C
T491C336(1)004A(2)
1.3
6.0
U
T491U336(1)004A(2)
1.3
6.0
B
T491B336(1)004A(2)
1.3
6.0
A
T491A336(1)004A(2)
1.3
6.0
T
T491T336(1)004A(2)
1.3
8.0
C
T491C476(1)004A(2)
1.9
6.0
U
T491U476(1)004A(2)
1.9
6.0
B
T491B476(1)004A(2)
1.9
6.0
A
T491A476M004A(2)
1.9
12.0
T
T491T476M004A(2)
1.9
12.0
D
T491D686(1)004A(2)
2.7
6.0
C
T491C686(1)004A(2)
2.7
6.0
U
T491U686(1)004A(2)
2.7
6.0
B
T491B686(1)004A(2)
2.7
6.0
A
T491A686(1)004A(2)
2.8
30.0
D
T491D107(1)004A(2)
4.0
8.0
C
T491C107(1)004A(2)
4.0
8.0
U
T491U107(1)004A(2)
4.0
10.0
B
T491B107M004A(2)
4.0
8.0
A
T491A107M004A(2)
4.0
30.0
T
T491T107M004A(2)
4.0
30.0
D
T491D157(1)004A(2)
6.0
8.0
V
T491V157(1)004A(2)
6.0
8.0
C
T491C157(1)004A(2)
6.0
8.0
B
T491B157M004A(2)
6.0
12.0
V
T491V227(1)004A(2)
8.8
8.0
B
T491B227M004A(2)
8.8
18.0
D
T491D337(1)004A(2)
13.2
8.0
V
T491V337(1)004A(2)
13.2
12.0
C
T491C337(1)004A(2)
13.2
10.0
X
T491X477(1)004A(2)
18.8
8.0
D
T491D477(1)004A(2)
18.8
8.0
X
T491X687(1)004A(2)
27.2
12.0
D
T491D687(1)004A(2)
27.2
12.0
X
T491X108(1)004A(2)
40.0
12.0
E
T491E108M004A(2)
40.0
15.0
**6 Volt Rating at +85ºC (4 Volt Rating at +125ºC)
R
T491R225(1)006A(2)
0.5
6.0
A
T491A225(1)006A(2)
0.5
6.0
A
T491A335(1)006A(2)
0.5
6.0
A
T491A475(1)006A(2)
0.5
6.0
S
T491S475(1)006A(2)
0.5
6.0
B
T491B685(1)006A(2)
0.5
6.0
A
T491A685(1)006A(2)
0.5
6.0
S
T491S685(1)006A(2)
0.5
6.0
R
T491R685(1)006A(2)
0.5
8.0
B
T491B106(1)006A(2)
0.6
6.0
A
T491A106(1)006A(2)
0.6
6.0
T
T491T106(1)006A(2)
0.6
6.0
S
T491S106(1)006A(2)
0.6
10.0
R
T491R106(1)006A(2)
0.6
8.0
ESR Ω
@ +25°C
100 kHz
Max
3.9
0.3
4.0
8.0
8.0
6.0
15.0
3.5
6.0
15.0
10.0
3.5
4.0
5.0
15.0
1.8
3.5
4.0
5.0
10.0
1.8
1.8
3.5
4.0
5.0
1.8
1.8
3.0
2.5
6.0
0.8
1.6
1.8
3.5
4.0
0.8
1.2
1.8
0.9
4.0
5.0
0.8
0.7
1.2
2.0
0.7
0.5
0.7
0.7
0.9
0.5
0.8
0.5
0.5
0.5
0.2
25.0
8.0
8.0
6.0
15.0
3.5
6.0
15.0
15.0
3.5
4.0
5.0
15.0
10.0
Capaci-
tance
µF
15.0
15.0
#15.0
#15.0
#15.0
22.0
22.0
22.0
#22.0
#22.0
33.0
33.0
#33.0
#33.0
#33.0
47.0
47.0
#47.0
#47.0
†47.0
*47.0
68.0
#68.0
#68.0
#68.0
#68.0
100.0
100.0
#100.0
#100.0
#100.0
150.0
#150.0
#150.0
220.0
#220.0
#220.0
#220.0
330.0
330.0
330.0
470.0
470.0
470.0
680.0
1.5
2.2
2.2
3.3
3.3
#3.3
4.7
4.7
#4.7
#4.7
6.8
6.8
6.8
#6.8
10.0
10.0
#10.0
#10.0
#10.0
15.0
15.0
15.0
#15.0
#15.0
Case
Size
KEMET
Part Number
DC
Leakage
μA @ 25ºC
Max
DF %
@ +25ºC
120 Hz
Max
**6 Volt Rating at +85ºC (4 Volt Rating at +125ºC)
C
T491C156(1)006A(2)
0.9
6.0
B
T491B156(1)006A(2)
0.9
6.0
A
T491A156(1)006A(2)
0.9
6.0
T
T491T156(1)006A(2)
0.9
6.0
S
T491S156(1)006A(2)
0.9
15.0
C
T491C226(1)006A(2)
1.4
6.0
U
T491U226(1)006A(2)
1.4
6.0
B
T491B226(1)006A(2)
1.4
6.0
A
T491A226(1)006A(2)
1.4
6.0
T
T491T226(1)006A(2)
1.4
8.0
C
T491C336(1)006A(2)
2.0
6.0
U
T491U336(1)006A(2)
2.0
6.0
B
T491B336(1)006A(2)
2.0
6.0
A
T491A336(1)006A(2)
2.0
12.0
T
T491T336(1)006A(2)
2.0
12.0
D
T491D476(1)006A(2)
2.9
6.0
C
T491C476(1)006A(2)
2.9
6.0
U
T491U476(1)006A(2)
2.9
6.0
B
T491B476(1)006A(2)
2.9
6.0
A
T491A476M006A(2)
3.0
12.0
T
T491T476(1)006A(2)
3.0
24.0
D
T491D686(1)006A(2)
4.1
6.0
C
T491C686(1)006A(2)
4.1
6.0
U
T491U686(1)006A(2)
4.1
10.0
B
T491B686(1)006A(2)
4.1
8.0
A
T491A686(1)006A(2)
5.0
30.0
D
T491D107(1)006A(2)
6.0
8.0
V
T491V107(1)006A(2)
6.0
8.0
C
T491C107(1)006A(2)
6.0
8.0
U
T491U107(1)006A(2)
6.0
10.0
B
T491B107(1)006A(2)
6.3
15.0
D
T491D157(1)006A(2)
9.0
8.0
C
T491C157(1)006A(2)
9.0
8.0
V
T491V157(1)006A(2)
9.0
8.0
X
T491X227(1)006A(2)
13.2
8.0
D
T491D227(1)006A(2)
13.2
8.0
C
T491C227M006A(2)
13.2
10.0
V
T491V227(1)006A(2)
13.2
12.0
X
T491X337(1)006A(2)
19.8
8.0
D
T491D337(1)006A(2)
19.8
8.0
E
T491E337(1)006A(2)
20.8
8.0
X
T491X477(1)006A(2)
28.2
10.0
D
T491D477M006A(2)
28.2
12.0
E
T491E477(1)006A(2)
29.6
10.0
E
T491E687M006A(2)
40.8
12.0
10 Volt Rating at +85ºC (7 Volt Rating at +125ºC)
A
T491A155(1)010A(2)
0.5
6.0
B
T491B225(1)010A(2)
0.5
6.0
A
T491A225(1)010A(2)
0.5
6.0
A
T491A335(1)010A(2)
0.5
6.0
S
T491S335(1)010A(2)
0.5
6.0
R
T491R335(1)010A(2)
0.3
8.0
B
T491B475(1)010A(2)
0.5
6.0
A
T491A475(1)010A(2)
0.5
6.0
S
T491S475(1)010A(2)
0.5
6.0
R
T491R475(1)010A(2)
0.5
8.0
B
T491B685(1)010A(2)
0.7
6.0
A
T491A685(1)010A(2)
0.7
6.0
T
T491T685(1)010A(2)
0.7
6.0
S
T491S685(1)010A(2)
0.7
10.0
C
T491C106(1)010A(2)
1.0
6.0
B
T491B106(1)010A(2)
1.0
6.0
A
T491A106(1)010A(2)
1.0
6.0
T
T491T106(1)010A(2)
1.0
6.0
S
T491S106(1)010A(2)
1.0
10.0
C
T491C156(1)010A(2)
1.5
6.0
U
T491U156(1)010A(2)
1.5
6.0
B
T491B156(1)010A(2)
1.5
6.0
A
T491A156(1)010A(2)
1.5
8.0
T
T491T156(1)010A(2)
1.5
8.0
ESR Ω
@ +25°C
100 kHz
Max
1.8
3.5
3.5
5.0
10.0
1.8
1.8
3.5
4.0
5.0
1.8
1.8
3.0
2.5
6.0
0.8
1.6
1.8
2.0
3.5
4.4
0.8
1.2
1.8
0.9
4.0
0.8
0.7
0.9
1.8
3.0
0.7
1.2
0.7
0.7
0.7
1.2
0.7
0.4
0.4
0.5
0.4
0.4
0.4
0.5
8.0
3.5
8.0
6.0
15.0
15.0
3.5
5.0
15.0
10.0
3.5
4.0
5.0
15.0
1.8
3.5
4.0
5.0
15.0
1.8
1.8
2.8
6.0
5.0
(1) To complete KEMET Part Number, insert M for ±20% tolerance or K for ±10% tolerance.
(2) To complete KEMET Part Number, insert T, H, G, or S lead material designation as shown on page 15.
*Extended Values
**6 Volt product equivalent to 6.3 volt product.
#Maximum Capacitance Change @ 125ºC=+15%.
†Maximum Capacitance Change @ 125ºC=+20%.
Higher voltage ratings and tighter tolerance product may be substituted within the same size at KEMET’s option.
Voltage substitutions will be marked with the higher voltage rating.
©KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300
17