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© KEMET Electronics Corporation • KEMET Tower • One East Broward Boulevard

T2077_T540-541 • 8/27/2018

Fort Lauderdale, FL 33301 USA • 954-766-2800 • www.kemet.com

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T540/T541 COTS Polymer Electrolytic for High Reliability Applications, 2.5 – 63 VDC

Qualification

Test

Condition

Characteristics

Endurance

105°C at rated voltage, 2,000 hours

125°C at 2/3 rated voltage, 2,000 hours

ΔC/C

Within−20/+10%ofinitialvalue

DF

≤initiallimit

DCL **

1.25 x IL at 125ºC

ESR

2 x IL (105ºC); 5 x IL (125ºC)

Storage Life

125°C at 0 volts, 2,000 hours

ΔC/C

Within−20/+10%ofinitialvalue

DF

Within initial limits

DCL **

Within 2.0 x initial limit

ESR

Within 5.0 x initial limit

Humidity

60°C, 90% RH, 500 hours, rated voltage

60°C, 90% RH, 500 hours, no load

85°C, 85% RH, 1,000 hours, rated voltage ***

ΔC/C

Within−5%/+35%ofinitialvalue

DF

≤initiallimit

Within 1.5 x initial limit ***

DCL

Within 3.0 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 (1)

+125°C (2)

ΔC/C

±5%

±10%

±20%

±30%

DF

IL

IL

1.2 x IL

1.5 x IL

DCL

IL

N/A

10 x IL

10 x IL

Surge Voltage

105°C,1.32xratedvoltage,33Ωresistance,

1,000 cycles

ΔC/C

Within−20/+5%ofinitialvalue

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

Additional qualifcation

testing per

MIL-PRF-55365/8

Please contact KEMET for more information

*IL = Initial limit

** The test voltage shall be maintained during the cool down from elevated test temperature to +25°C. After cool down, the capacitors shall be

discharged for a minimum of 5 minutes. DC leakage measurements are allowed at this time.

(1) ≥16V - ∆C/C = ±30%

(2) ≥16V - ∆C/C = ±40%

*** For Part Number with surge options 85, 86 and 87

Certification

DLA Drawing 04051 & 04052