Multilayer Ceramic Capacitors(High Capacitance)
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Specifications and Testing Methods
Item
Operating
Temperature
Range
Dielectric
Withstanding
Voltage
Insulation
Resistance
(I.R.)
Capacitance
Dissipation
Factor
(tan
δ)
Specification
Temp. Char. B, X7R : –55 to 125 °C
Temp. Char. B, X5R : –55 to 85 °C
Temp. Char. F, Y5V : –30 to 85 °C
No dielectric breakdown and/or damage
Test voltage : Rated voltage 250 %
Duration:1 to 5 s.
Charge / Discharge current: 50 mA max.
Measuring voltage : Rated voltage
Duration : 60±5 s
Charge / Discharge current: 50 mA max.
Measuring temperature: 20±2 °C
Preconditioning: The capacitors shall be
kept in temperature of 150 +0/–10 °C
for 1 hour and subject to standard
condition
½
48±4 hours before initial
measurement.
Nominal capacitance C
<10
µF
C>10 µF
Measuring frequency 1 kHz±10 % 120 Hz±20 %
Measuring voltage 1.0±0.2 Vrms 0.5±0.2 Vrms
Temperature
Temperature Characteristics
Characteristics
B
: ±10 %
X7R : ±15 %
X5R : ±15 %
F
: +30, –80 %
Y5V : +22, –82 %
Maximum capacitance change at stages 1 to 5
Temp. Char.
Stage 1
Stage 2
Stage 3
(Ref. Temp.)
Stage 4
Stage 5
B, F X7R X5R Y5V
20 °C 25 °C 25 °C 25 °C
–25 °C –55 °C –55 °C –30 °C
20 °C
25 °C
25 °C
25 °C
85 °C
25 °C
Test Method
500/C (M ) min.
Note : 100/C(M )min. for DC 10 V max.
C : Nominal Cap. in µF
Within the specified tolerance
0.2 max.
Please see the technical specifications for details.
85 °C 125 °C 85 °C
20 °C 25 °C 25 °C
See the technical specifications for
details such as measuring voltage.
Adhesion
Terminal electrodes shall be free from peeling or signs of
peeling.
Applied force : 5 N
Duration : 10 s
Size : 0402
1.0
R0.5
0.5
Sample
PC boad
Size : 0603 to 1206
1.0
Sample
Unit : mm
Bending
Strength
20
R340
45±2
45±2
Unit : mm
Vibration
Proof
Appearance : No mechanical damage.
Capacitance : Within the specified tolerance
tanδ : Initial standard value
Total amplitude : 1.5 mm
Vibration frequency : 10 to 55 to 10 Hz
for 1 min
3 perpendicular directions for 2 hours
each, a total of 6 hours
½Standard
condition : Temperature 15 to 35 °C, Relative humidity 45 to 75 %
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
02 Dec. 2008
– EC4 –
Bending Value
Appearance: No mechanical damage
Capacitance change:
Temp. Char. B, X7R, X5R: within ±12.5 %
F, Y5V: within ±30 %
Bending value :1 mm
Bending speed : 1 mm/s