3
UltraThin Ceramic Capacitors
UT Series Specifications and Test Methods – Sn Termination
Parameter/Test Specification Limits Measuring Conditions
Operating Temperature Range -55ºC to +85ºC Temperature Cycle Chamber
Capacitance Within specified tolerance
Freq.: 1.0 kHz ± 10%
Dissipation Factor
≤ 3.0% for ≥ 25V DC rating
Voltage: 1.0Vrms ± 0.2V
≤ 12.5% for ≤ 16V DC rating
Insulation Resistance 100 MΩ - μF
Charge device with rated voltage for
120 ± 5 secs @ room temp/humidity
Charge device with 300% of rated voltage for
Dielectric Strength No breakdown or visual defects 1-5 seconds, with charge and discharge
current limited to 50 mA (max)
Appearance No defects Deflection: 2mm
Capacitance Test Time: 30 seconds
Resistance to Variation
≤ ±12%
Flexure Dissipation
Meets Initial Values (As Above)
Stresses Factor
Insulation
≥ Initial Value x 0.3
Resistance
Solderability
≥ 95% of each terminal should be covered Dip device in eutectic solder at 245 ± 5ºC
with fresh solder for 5.0 ± 0.5 seconds
Appearance No defects, <25% leaching of either end terminal
Capacitance
Variation
≤ ±7.5%
Dip device in eutectic solder at 260ºC for 60
Dissipation
Meets Initial Values (As Above)
seconds. Store at room temperature for 24 ± 2
Resistance to
Factor
hours before measuring electrical properties.
Solder Heat
Insulation
Meets Initial Values (As Above)
Resistance
Dielectric
Meets Initial Values (As Above)
Strength
Appearance No visual defects
Capacitance
Variation
≤ ±12%
Dissipation
≤ Initial Value x 2.0 (As Above)
Load Life Factor
Insulation
≥ Initial Value x 0.3 (As Above)
Resistance
Dielectric
Meets Initial Values (As Above)
Strength
Appearance No visual defects
Capacitance
Variation
≤ ±12%
Load Dissipation
≤ Initial Value x 2.0 (As Above)
Humidity Factor
Insulation
≥ Initial Value x 0.3 (As Above)
Resistance
Dielectric
Meets Initial Values (As Above)
Strength
Charge device with 1.5X rated voltage
in test chamber set at
85ºC ± 2ºC for 1000 hours (+48, -0)
Remove from test chamber and stabilize
at room temperature for 24 ± 2 hours
before measuring.
Store in a test chamber set at 85ºC ± 2ºC/
85% ± 5% relative humidity for 1000 hours
(+48, -0) with rated voltage applied.
Remove from chamber and stabilize at
room temperature and humidity for
24 ± 2 hours before measuring.