T491B225K025AT Kemet, T491B225K025AT Datasheet - Page 14

• Manufacturer Part Number: T491B225K025AT
• Description: CAPACITOR TANT 2.2UF 25V 10% SMD
• Manufacturer: Kemet
• Series: T491r
• Type: Moldedr

Specifications of T491B225K025AT

• Capacitance: 2.2µF
• Voltage - Rated: 25V
• Tolerance: ±10%
• Esr (equivalent Series Resistance): 4.500 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
• Voltage Rating: 25 Volts
• Esr: 4.5 Ohms
• Operating Temperature Range: - 55 C to + 125 C
• Mfr Case Code: B Case
• Dimensions: 2.8 mm W x 3.5 mm L x 1.9 mm H
• Leakage Current: 0.6 uAmps
• Product: Tantalum Solid Standard Grade - Other Various
• Termination Style: SMD/SMT
• Capacitance Tolerance: ± 10%
• Capacitor Case Style: 3528-21
• Msl: MSL 1 - Unlimited
• Rohs Compliant: Yes
• Tolerance (+ Or -): 10%
• Voltage: 25VDC
• Mounting Style: Surface Mount
• Polarity: Polar
• Construction: SMT Chip
• Case Style: Molded
• Case Code: B
• Lead Spacing (nom): Not Requiredmm
• Df: 6%
• Dcl: 0.6uA
• Seal: Not Required
• Insulation: Not Required
• Failure Rate: Not Required
• Wire Form: Not Required
• Product Length (mm): 3.5mm
• Product Height (mm): 1.9mm
• Product Depth (mm): 2.8mm
• Product Diameter (mm): Not Requiredmm
• Seated Plane Height: Not Requiredmm
• Length W/weld (max): Not Requiredmm
• Operating Temp Range: -55C to 125C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Spacing: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 399-3715-2

Standard MnO
Recommended Voltage Derating Guidelines
Ripple Current/Ripple Voltage
© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 [phone] • 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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