T491B475M020AT Kemet, T491B475M020AT Datasheet - Page 14
![CAP TANT 4.7UF 20V 20% SMD](/photos/25/86/258628/4381406_sml.jpg)
T491B475M020AT
Manufacturer Part Number
T491B475M020AT
Description
CAP TANT 4.7UF 20V 20% SMD
Manufacturer
Kemet
Series
T491r
Type
Moldedr
Datasheet
1.T491A685K016AT.pdf
(24 pages)
Specifications of T491B475M020AT
Capacitance
4.7µF
Voltage - Rated
20V
Tolerance
±20%
Esr (equivalent Series Resistance)
3.000 Ohm
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
1210 (3528 Metric)
Size / Dimension
0.138" L x 0.110" W (3.50mm x 2.80mm)
Height
0.075" (1.90mm)
Manufacturer Size Code
B
Features
General Purpose
Capacitance Tolerance
± 20%
Voltage Rating
20V
Esr
3ohm
Capacitor Case Style
3528-21
Msl
MSL 1 - Unlimited
Capacitor Mounting
SMD
Termination Type
SMD
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Spacing
-
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
T491B475M020AT
Manufacturer:
KEMET
Quantity:
26 000
Standard MnO
Recommended Voltage Derating Guidelines
Ripple Current/Ripple Voltage
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com
KEMET
T510X
T510E
120%
100%
80%
60%
40%
20%
A
B
C
D
X
E
R
S
U
V
T
0%
-55
Case Code
2
Tantalum Surface Mount Capacitors – T491 Industrial Grade MnO
% Change in Working DC Voltage
with Temperature
Recommended Maximum
Application Voltage (As %
of Rated Voltage)
7343-43
7343-43
3528-21
6032-28
7343-31
7260-38
7343-20
7260-38
3216-18
2012-12
3216-12
3528-12
6032-15
25
Temperature (ºC)
EIA
85
Maximum Power Dissipation (Pmax)
mWatts @ 25°C w/+20°C Rise
125
67%
33%
150
165
200
125
270
285
110
85
60
90
75
25
70
2
Series
T= Environmental Temperature
Using the P max of the device, the maximum allowable rms
ripple current or voltage may be determined.
I(max) = √P max/R
E(max) = √P max * R
I = rms ripple current (amperes)
E = rms ripple voltage (volts)
Pmax = maximum power dissipation(watts)
R = ESR at specified frequency (ohms)
≤25°C
1.00
Temperature Compenstion Multipliers
for Maximum Power Dissipation
85°C
0.90
T2005-1 • 1/17/2011
125°C
0.40
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