X5R Dielectric
Specifications and Test Methods
Parameter/Test
Operating Temperature Range
Capacitance
X5R Specification Limits
Measuring Conditions
-55ºC to +85ºC
Temperature Cycle Chamber
Within specified tolerance
≤ 2.5% for ≥ 50V DC rating
Freq.: 1.0 kHz ± 10%
Voltage: 1.0Vrms ± .2V
For Cap > 10 µF, 0.5Vrms @ 120Hz
≤ 12.5% for 25V, 35V DC rating
≤ 12.5% Max. for 16V DC rating and lower
Contact Factory for DF by PN
Dissipation Factor
10,000MΩ or 500MΩ - µF,
Charge device with rated voltage for
120 ± 5 secs @ room temp/humidity
Insulation Resistance
Dielectric Strength
whichever is less
Charge device with 250% of rated voltage for
1-5 seconds, w/charge and discharge current
limited to 50 mA (max)
No breakdown or visual defects
Appearance
Capacitance
Variation
No defects
Deflection: 2mm
Test Time: 30 seconds
≤ ±12%
Resistance to
Flexure
Stresses
Dissipation
Factor
Meets Initial Values (As Above)
Insulation
Resistance
≥ Initial Value x 0.3
≥ 95% of each terminal should be covered
Dip device in eutectic solder at 230 ± 5ºC
for 5.0 ± 0.5 seconds
Solderability
with fresh solder
Appearance
No defects, <25% leaching of either end terminal
Capacitance
Variation
≤ ±7.5%
Dip device in eutectic solder at 260ºC for 60sec-
onds. Store at room temperature for 24 ± 2hours
before measuring electrical properties.
Dissipation
Factor
Resistance to
Solder Heat
Meets Initial Values (As Above)
Meets Initial Values (As Above)
Meets Initial Values (As Above)
Insulation
Resistance
Dielectric
Strength
Appearance
No visual defects
Step 1: -55ºC ± 2º
30 ± 3 minutes
Capacitance
Variation
≤ ±7.5%
Step 2: Room Temp
≤ 3 minutes
Dissipation
Factor
Thermal
Shock
Meets Initial Values (As Above)
Meets Initial Values (As Above)
Meets Initial Values (As Above)
Step 3: +85ºC ± 2º
Step 4: Room Temp
30 ± 3 minutes
Insulation
Resistance
≤ 3 minutes
Dielectric
Strength
Repeat for 5 cycles and measure after
24 ± 2 hours at room temperature
Appearance
No visual defects
Charge device with 1.5X rated voltage in
test chamber set at 85ºC ± 2ºC for 1000 hours
(+48, -0).
Capacitance
Variation
≤ ±12.5%
Dissipation
Factor
Note: Contact factory for *optional
specification part numbers that are tested at
< 1.5X rated voltage.
≤ Initial Value x 2.0 (See Above)
≥ Initial Value x 0.3 (See Above)
Load Life
Insulation
Resistance
Remove from test chamber and stabilize at room
temperature for 24 ± 2 hours
Dielectric
Strength
Meets Initial Values (As Above)
Appearance
No visual defects
Store in a test chamber set at 85ºC ± 2ºC/
85% ± 5% relative humidity for 1000 hours
(+48, -0) with rated voltage applied.
Capacitance
Variation
≤ ±12.5%
Load
Humidity
Dissipation
Factor
≤ Initial Value x 2.0 (See Above)
≥ Initial Value x 0.3 (See Above)
Meets Initial Values (As Above)
Remove from chamber and stabilize at room
Insulation
Resistance
temperature and humidity for
24 ± 2 hours before measuring.
Dielectric
Strength
2277
042418