Datasheet

3© KEMET Electronics Corporation • KEMET Tower • One East Broward Boulevard T2004_T490 • 8/20/2018
Fort Lauderdale, FL 33301 USA • 954-766-2800 • www.kemet.com
3
Tantalum Surface Mount Capacitors – Standard Tantalum
T490 Commercial Grade MnO
2
Qualication
Test Condition Characteristics
Endurance
40°C at 1.0 V
R
85°C at 1/2 V
R
and 125°C at 1/5 rated
voltage, 1,000 hours
ΔC/C Within+10%/−20%ofinitialvalue
DCL Within 2 x initial limit
ESR Within 2.5 x initial limits
Storage Life 85°C at 0 volts, 1,000 hours
ΔC/C Within+10%/−20%ofinitialvalue
DCL Within 1.25 x initial limit
ESR Within initial limits
Humidity 40°C, 93% RH, 1,000 hours, no load
ΔC/C Within−5%/+35%ofinitialvalue
DCL Within 2.0 x initial limit
Temperature Stability
Extreme temperature exposure at a
successionofcontinuousstepsat+25°C,
−55°C,+25°C,+85°C,+125°C,+25°C
+25°C −55°C +85°C +125°C
ΔC/C IL* ±10% ±20% ±30%
DCL IL N/A 10 x IL 15 x IL
Surge Voltage 40°C, 1.32 x rated voltage 1,000 cycles
ΔC/C Within+10%/−20%ofinitialvalue
DCL Within 2.0 x initial limits
ESR Within 1.25 x initial limits
*IL = Initial limit