Tantalum Surface Mount Capacitors Automotive Grade
T491 Series Automotive/Industrial Grade MnO
2
Overview
The KEME T T491 Series, designed specifically for today s unlimited floor life time at 30C/85% RH. The T491 standard
highly automated surface mount processes and equipment, terminations are available in 100% matte tin and provide
is the leading choice for surface mount designs. The T491 excellent wetting characteristics and compatibility with
combines KEME Ts proven solid tantalum technology,
today's surface mount solder systems. Tin/lead (Sn/Pb)
acclaimed and respected throughout the world, with
terminations are available upon request for any part number.
the latest in materials, processes and automation,
Gold-plated terminations are also available for use with
resulting in unsurpassed total performance and value.
conductive epoxy attachment processes. The symmetrical
This product meets or exceeds the requirements of EIA
terminations offer total compliancy to provide the thermal
standard 535BAAC. The physical outline and dimensions
and mechanical stress relief required with today's technology.
of this series conform to this global standard. Five low
Standard packaging of these devices is tape and reel in
profiles case sizes are available This series is classified
accordance with EIA 481. This system provides perfect
as MSL (Moisture Sensitivity Level) 1 under J STD 020:
compatibility with all tape-fed placement units.
Benefits
Meets or exceeds EIA Standard 535BAAC
Taped and reeled per EIA 481
Symmetrical, compliant terminations
Optional gold-plated terminations
Laser-marked case
100% surge current test on C, D, E, U, V, X sizes
Halogen-free epoxy
Capacitance values of 0.1 F to 470 F
Tolerances of 10% and 20%
Voltage rating of 6.3 50 VDC
Extended range values
L ow p r o fi l e c as e sizes
RoHS Compliant and lead-free terminations
O p e r a ti n g te m p e r a t u r e r a n g e of 5 5 C to +125 C
Applications
Typical applications include decoupling and filtering in automotive end applications such as DC/DC conver ters, por table
electronics, telecommunications, and control units.
Environmental Compliance
RoHS Compliant (6/6) according to Directive 2002/95/EC when ordered with 100% Sn solder,
Gold plated or Non-magnetic 100% Sn solder.
One world. One KEMET
KEMET Electronics Corporation P.O. Box 5928 Greenville, SC 29606 864-963-6300 www.kemet.com T2050_T491_AUTO 5/8/2017 1Tantalum Surface Mount Capacitors Automotive Grade
T491 Series Automotive/Industrial Grade MnO
2
K-SIM
For a detailed analysis of specific par t numbers, please visit ksim.kemet.com to access KEME Ts K-SIM software. KEME T
K-SIM is designed to simulate behavior of components with respect to frequency, ambient temperature, and DC bias levels.
Ordering Information
T 491 X 157 K 020 A T AUTO
Rated Failure
Capacitor Case Capacitance Capacitance Packaging
Series Voltage Rate/ Termination Finish C-Spec 1
Class Size Code (pF) Tolerance (C-Spec)
(VDC) Design
T = Industrial A First two K = 10% 2R5 = 2.5 A = T = 100% Matte Tin (Sn) plated* AUTO = Blank = 7"
Tantalum B digits M = 20% 003 = 3 N/A H = Standard solder coated Automotive Reel
C represent 004 = 4 (SnPb 5% Pb minimum) Grade 7280 = 13"
D s ig n i fi c an t 006 = 6.3 G = Gold plated (A, B, C, D, X only) AUTO = Reel
E fi g u r e s . T h i r d 010 = 10 N = Non-magnetic 100% Tin (Sn) AECQ200
S d i g i t s p e c i fi e s 016 = 16 M = Non-magnetic (SnPb) C e r ti fi c a ti o n
T number of 020 = 20
U zeros. 025 = 25
V 035 = 35
X 050 = 50
Performance Characteristics
Item Performance Characteristics
Operating Temperature 5 5 C t o 12 5 C
Rated Capacitance Range 0.1 4 7 0 F a t 12 0 H z / 2 5 C
Capacitance Tolerance K Tolerance (10%), M Tolerance (20%)
Rated Voltage Range 6.3 50 V
DF (120 Hz) R e f e r t o P a r t N u m b e r E l e c t r i c a l S p e c i fi c a t i o n Ta b l e
ESR (100 kHz) R e f e r t o P a r t N u m b e r E l e c t r i c a l S p e c i fi c a t i o n Ta b l e
Leakage Current 0.0 1 C V ( A ) a t r a t e d v o l t a g e a f t e r 5 m i n u t e s
KEMET Electronics Corporation P.O. Box 5928 Greenville, SC 29606 864-963-6300 www.kemet.com T2050_T491_AUTO 5/8/2017 22