© KEMET Electronics Corporation • P.O. Box 5928 • Greenville, SC 29606 (864) 963-6300 • www.kemet.com

T2008_T494 • 6/12/2014

33

Tantalum Surface Mount Capacitors – Low ESR

T494 Series Industrial Grade MnO

2

Qualification

Test

Condition

Characteristics

Endurance

85°C@ratedvoltage,2,000hours

125°C@2/3ratedvoltage,2,000hours

ΔC/C

Within ±10% of initial value

DF

Within initial limits

DCL

Within 1.25 x initial limit

ESR

Within initial limits

Storage Life

125°C@0volts,2,000hours

ΔC/C

Within ±10% of initial value

DF

Within initial limits

DCL

Within 1.25 x initial limit

ESR

Within initial limits

Thermal Shock

MIL–STD–202,Method107,ConditionB,mounted,-55°Cto

125°C,1,000cycles

ΔC/C

Within ±5% of initial value

DF

Within initial limits

DCL

Within 1.25 x initial limit

ESR

Within initial limits

Temperature Stability

Extreme temperature exposure at a

successionofcontinuousstepsat+25ºC,

-55ºC,+25ºC,+85ºC,+125ºC,+25ºC.

+25°C

-55°C

+85°C

+125°C

ΔC/C

IL*

±10%

±10%

±20%

DF

IL

IL

1.5 x IL

1.5 x IL

DCL

IL

n/a

10 x IL

12 x IL

Surge Voltage

85°C,1.32xratedvoltage1,000cycles

(125°C,1.2xratedvoltage).

ΔC/C

Within ±5% of initial value

DF

Within initial limits

DCL

Within initial limits

ESR

Within initial limits

Mechanical Shock/Vibration

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

ΔC/C

Within ±10% of initial value

DF

Within initial limits

DCL

Within initial limits

*IL = Initial limit