Multilayer Ceramic Chip Capacitors
Test Conditions and Standards
Test Conditions and Specifications for High Dielectric Type (X5R, X7R)
CM/ CT Series
Test Items Test Conditions Specifications
Capacitance Value (C) Measure after heat treatment
Capacitance
Frequency Volt
C≤10μF 1kHz±10% 1.0±0.2Vrms
C>10μF 120Hz±10% 0.5±0.2Vrms
Within tolerance
Tan δ (%) Refer to capacitance chart
Insulation Resistance (IR)
Measured after the rated voltage is applied for 1
minute at room ambient.
The charge and discharge current of the capacitor
must not exceed 50mA.
Over 10000MΩ or 500MΩ • μF, whichever is less
Dielectric Resistance
Apply 2.5 times of the rated voltage for 1 to 5 seconds.
The charge and discharge current of the capacitor
must not exceed 50mA.
No problem observed
Appearance Microscope No problem observed
Termination Strength
Apply a sideward force of 500g (5N) to a PCB-mounted sample.
note : 2N for 0201 size in for 01005 size.
Exclude CT series with thickness of less than 0.66mm.
No problem observed
Bending Strength
Glass epoxy PCB: Fulcrum spacing: 90mm, duration
time 10 seconds.
Exclude CT series with thickness of less than 0.66mm.
No significant damage at 1mm bent
Vibration
Test
Appearance Take the initial value after heat treatment.
Vibration frequency: 10 to 55 (Hz)
Amplitude: 1.5mm
Sweeping condition: 10→55→10Hz/ 1 minute in X, Y and Z
Directions: 2 hours each, 6 hours total.
No problem observed
ΔCWithin tolerance
Tan δ (%) Within tolerance
Soldering
Heat
Resistance
Appearance Take the initial value after heat treatment.
Soak the sample in 260°C±5°C solder for 10±0.5
seconds and place in room ambient, and measure
after 24±2 hours.
(Pre-heating conditions)
Order Temperature Time
180 to 100°C 2 minutes
2150 to 200°C 2 minutes
The charge and discharge current of the capacitor must not
exceed 50mA for IR and withstanding voltage measurement.
No problem observed
ΔCWithin ±7.5%
Tan δ (%) Within tolerance
IR Over 10000MΩ or 500MΩ • μF, whichever is less
Withstanding
Voltage Resist without problem
Solderablity
Soaking condition
Sn-3Ag-0.5Cu 245±5°C3
±0.5 sec.
Sn63 Solder 235±5°C2
±0.5 sec.
Solder coverage : 90% min.
Temperature
Cycle
Appearance Take the initial value after heat treatment.
(Cycle)
Room temperature (3min.)→
Lowest operation temperature (30min.)→
Room temperature (3min.)→
Highest operation temperature(30min.)
After 5 cycles, measure after 24±2 hours.
The charge and discharge current of the capacitor must not
exceed 50mA for IR and withstanding voltage measurement.
No problem observed
ΔCWithin ±7.5%
Tan δ (%) Within tolerance
IR Over 10000MΩ or 500MΩ • μF, whichever is less
Withstanding
Voltage Resist without problem
Load
Humidity
Test
Appearance Take the initial value after voltage treatment.
After applying rated voltage for 500+12/ −0 hours
in pre-condition at 40°C±2°C, humidity 90 to
95%RH, allow parts to stabilize for 24±2 hours, at
room temperature before measurement.
The charge and discharge current of the capacitor
must not exceed 50mA for IR measurement.
No problem observed
ΔCWithin ±12.5%
Tan δ (%) 200% max. of initial value
IR Over 500MΩ or 25MΩ • μF, whichever is less
High-
Temperature
with
Loading
Appearance Take the initial value after voltage treatment.
After applying twice the rated voltage at the highest
operation temperature for 1000+12/ −0 hours,
measure the sample after 24±2 hours.
The charge and discharge current of the capacitor
must not exceed 50mA for IR measurement.
Apply 1.5 times when the rated voltage is 10V or less. Applied
voltages for respective products are indicated in the below chart.
No problem observed
ΔCWithin ±12.5%
Tan δ (%) 200% max. of initial value
IR Over 1000MΩ or 50MΩ • μF, whichever is less
Pre-treat-
ment
Heat Keep specimen at 150+0/ −10°C for 1 hour, leave specimen at room ambient for 24±2 hours.
Voltage Apply the same test condition for 1 hour, then leave the specimen at room ambient for 24±2 hours.
High-temperature with Loading Applied Voltage (Rated Voltage × □)
Applied Voltage
Rated Voltage
Products
×1.3
4V CT03X5R104
6.3V CM105X5R475, CM316X5R476, CM02X5R153
-
104
CT05X5R104, CT21X5R106, CT03X5R104
×1.5
16V
CM02X7R101−222, CM05X7R333−104, CM105X7R474-105, CM21X7R105-475, CM316X7R475-106, CM32X7R106-226, CM05X5R224, CM105X5R225, CM21X5R475-106, CM316X5R226
CT105X5R105, CT21X5R225-475, CT316X5R106, CM03X5R332-103, CM02X5R101
-
103
25V
CM105X7R474, CM21X7R105-225, CM316X7R475, CM32X7R106, CM105X5R474-105, CM21X5R225-106, CM316X5R106, CM32X5R106-226
CT316X5R225-106, CM03X5R152-103, CM05X7R103-104
50V CM21X5R105, CM32X5R106, CM32X7R106
CT21X5R225, CT316X5R105-475
100V CM32X7RK74, CM43X7R105
Please ask for individual specification for the hatched range in previous chart.