T491X477K010ZT Datasheet, PDF (3/23 Pages) Kemet Corporation – Tantalum Surface Mount Capacitors – Standard Tantalum T491 Series Industrial Grade MnO

Tantalum Surface Mount Capacitors – Standard Tantalum
T491 Industrial Grade MnO₂ Series
Qualification
Test
Condition
Endurance
85°C @ rated voltage, 2,000 hours
125°C @ 2/3 rated voltage, 2,000 hours
Storage Life 125°C @ 0 volts, 2,000 hours
Thermal Shock
MIL–STD–202, Method 107, Condition B, mounted, -55C° to
125° C, 1,000 cycles
Temperature Stability
Extreme temperature exposure at a
succession of continuous steps at +25ºC,
-55ºC, +25ºC, +85ºC, +125ºC, +25ºC.
Δ C/C
DF
DCL
Surge Voltage
25°C and 85°C, 1.32 x rated voltage 1,000 cycles
(125°C, 1.2 x rated voltage).
Mechanical Shock/Vibration
*IL = Initial limit
MIL–STD–202, Method 213, Condition I, 100 G peak
MIL–STD–202, Method 204, Condition D, 10 Hz to 2,000 Hz,
20 G peak
Δ C/C
DF
DCL
ESR
Δ C/C
DF
DCL
ESR
Δ C/C
DF
DCL
ESR
+25°C
IL*
IL
IL
Δ C/C
DF
DCL
ESR
Δ C/C
DF
DCL
Characteristics
Within ±10% of initial value
Within initial limits
Within 1.25 x initial limit
Within initial limits
Within ±10% of initial value
Within initial limits
Within 1.25 x initial limit
Within initial limits
Within ±5% of initial value
Within initial limits
Within 1.25 x initial limit
Within initial limits
-55°C
+85°C
±10%
±10%
IL
1.5 x IL
n/a
10 x IL
Within ±5% of initial value
Within initial limits
Within initial limits
Within initial limits
Within ±10% of initial value
Within initial limits
Within initial limits
+125°C
±20%
1.5 x IL
12 x IL
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T2005_T491 • 2/3/2014 3