SOLID TANTALUM CHIP CAPACITORS
T492 SERIES – Style CWR11 Per Mil-PRF-55365/8
• Established reliability military version of
• Qualified to MIL-PRF-55365/8, Style CWR11:
Industrial Grade T491 series
• Taped and reeled per EIA 481-1
• Precision-molded, laser-marked case
• Symmetrical, compliant terminations
• 100% Surge Current test available for all case sizes
• Operating Temperature: -55˚C to + 125˚C
– Termination Options B, C, H, K
– Weibull failure rate codes B, C and D
– Capacitance values and voltages as shown
in following part number table. (Contact
KEMET for latest qualification status)
T492 OUTLINE DRAWINGS
CATHODE (-) END
VIEW
SIDE VIEW
ANODE (+) END
VIEW
BOTTOM VIEW
B
W
B
H
E
F
K
T
P
A
L
Termination
cutout at
KEMETs
Option,
S
R
S
X
G
either end
DIMENSIONS – Millimeters (Inches)
Case Size
Component
X
P
R
T
A
G
E
K* 0ꢀ20 F* 0ꢀ1 S* 0ꢀ3
B
0ꢀ15
KEMET
EIA
L*
W*
H*
1.6 0.2
ꢁꢀ00ꢂ8
ꢁꢀ0048
ꢁꢀ0128
ꢁRef8 ꢀ00ꢃ
ꢁRef8
ꢁRef8 ꢁRef8 ꢁRef8 ꢁMin8 ꢁRef8 ꢁRef8
3.2 0.2
1.6 0.2
0.9
1.2
(.047)
0.8
(.031)
0.4
0.10 0.10
0.4
0.4
0.13
1.4
1.1
1.3
A
B
C
D
3216-18
3528-21
6032-28
7343-31
(.126 .008) (.063 .008) (.063 .008) (.035)
(.016)
(.004 .004) (.016) (.016) (.005) (.055) (.043) (.051)
3.5 0.2
2.8 0.2
1.9 0.2
1.1
2.2
(.087)
0.8
(.031)
0.4
0.10 0.10
0.5
1.0
0.13
1.1
1.8
2.2
(.138 .008) (.110 .008) (.075 .008) (.043)
(.016)
(.004 .004) (.020) (.039) (.005) (.043) (.071) (.087)
6.0 0.3
.236 .012
3.2 0.3
2.5 0.3
1.4
2.2
(.087)
1.3
(.051)
0.5
0.10 0.10 0.9 1.0 0.13 3.1 2.8 2.4
(.004 .004) (.035) (.039) (.005) (.122) (.110) (.094)
0.10 0.10 0.9 1.0 0.13 3.8 3.5 3.5
(.004 .004) (.035) (.039) (.005) (.150) (.138) (.138)
(.126 .012) (.098 .012) (.055)
(.020)
7.3 0.3
4.3 0.3 2.8 0.3 1.5
(.287 .012) (.169 .012) (.110 .012) (.059)
2.4
(.094)
1.3
(.051)
0.5
(.020)
Notes: 1. Metric dimensions govern
2. (Ref) Dimensions provided for reference only
* Mil-PRF-55365/8 SpecifiedODimRensDionsERING INFORMATION — MIL-PRF-55365 Part Number
CWR11
M
H
105
K
B
A
Style
Surge Current Option
A = +25°C after Weibull
B = -55°C +85°C after Weibull
C = -55°, & +85°C before Weibull
Z = None
Capacitors, Chip, Fixed Tantalum
Established Reliability, (encapsulated)
Voltage
D = 6V ; = 20V
F = 10V K = 25V
H = 15V M = 35V
Termination Finish Code
Failure Rate Symbol
Weibull:
B (0.1ꢀ/1000 hrs.)
C (0.01ꢀ/1000 hrs.)
D (0.001ꢀ/1000 hrs.)
B = Gold Plated
C = Hot Solder Dipped
#Exponential: M (1.0ꢀ/1000 hrs.)
P (0.1ꢀ/1000 hrs.)
H = Solder Plated K = Solder Fused
# Inactive for
New Design
Capacitance Picofarad Code
R (0.01ꢀ/1000 hrs.)
S (0.001ꢀ/1000 hrs.)
First two digits represent significant figures.
Third digit specifies number of zeros to follow.
Capacitance Tolerances
M = 20ꢀ% K = 10ꢀ% ; = 5ꢀ
T492 SERIES ORDERING INFORMATION — KEMET Part Number
T
492
B
105
K
035
B
S
4250
Tantalum
Series
Surge Current Option
4250 = +25°C after Weibull
4251 = -55° +85°C after Weibull
4252 = -55, & +85°C before Weibull
Lead Material
T492 - Precision Molded, Style CWR11
Case Size
A, B, C, D
B = Gold
C = Hot Solder Dip
H or S = Solder Plated
K = Solder Fused
Capacitance Picofarad Code
First two digits represent significant figures.
Third digit specifies number of zeros to follow.
Capacitance Tolerances
Failure Rate Symbol
M = 10ꢀ% K = 10ꢀ% ; = 5ꢀ
Weibull: B (0.1ꢀ/1000 hrs.)% C (0.01ꢀ/1000 hrs.)% D (0.001ꢀ/1000 hrs.)
# Exponential: M (1.0ꢀ/1000 hrs.)% P (0.1ꢀ/1000 hrs.), R (0.01ꢀ/1000 hrs.)%
Voltage
As shown
S (0.001ꢀ/1000 hrs.)
# Exponential not recommended for new design
* Part Number Example: T492B105K035BS (14 digits - no spaces)
* See www.kemet.com for Pb Free transition.
# Note on Failure Rates: Exponential failure rate levels M, P, R and S are inactive for new design per Mil-C-55365.
Parts qualified to Weibull failure rate levels are substitutable for exponential failure rate levels.
20
©KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300