Datasheet

Specifications and Test Methods
No Item Test Method Specification
9 Temperature
Coefficient
(a) NPO
The temperature coefficient is determined using
the capacitance measured in step 3 as a reference.
When cycling the temperature sequentially from
step 1 through 5. The capacitance shall be within
the specified tolerance for the temperature
coefficient.
Dielectric Temperature
R
a
nge
Ca
pacitance
Change
(b) X7R/X5R,Y5V
The ranges of capacitance change compared
with the 25±2°C value over the temperature
range shall be within the specified ranges .
NPO -55°C to +125°C 0±30ppm/°C
X7R
X5R
-55°C t
o +125°C
-55°C to
+85°C
Wit
hin ±
15%
Wit
hin ±
15%
Y5V -25°C to+ 85°C Within
+30%~-80%
Step Temperature(°C)
1 +25±2°C
2 -55±3°C
3 +25±2°C
4
+125±
3°C(for NPO/X7R +85
±
3°C(for X5R/Y5V))
5 +25±2°C
10 Temperature
cycle
Mount the capacitor on test board, then cycling the
temperature sequentially from step 1 to step 5, and
perform 25 cycles.
Step.
NPO X7R X5R/Y5V
Temperature (°C ) /
time(min)
Temperature(°C ) /
time(min)
1 +25±2°C / 3±1 +25±2°C / 3±1
2 -55±2°C / 30±3 -30±2°C / 30±3
3 +25±2°C / 3±1 +25±2°C / 3±1
4 +125±3°C / 30±3 +85±3°C / 30±3
5 +25±2°C / 3±1 +25±2°C / 3±1
*No remarkable damage.
*Cap. Change :
NPO:
±2.5%
or ±0.5 pF whichever is larger
X7R, X5R: ±7.5%
Y5V: ±20%
*Q/D.F..I.R & dielectric strength : To
meet initial requirement.
Remove and let sit for 24±2hours(NPO) or
48±4hours(X7R/X5R,Y5V) at room temperature, then
measure
Multilayer Capacitors , SMD
Distrelec Schweiz AG, Grabenstrasse 6, 8606 Nänikon, Switzerland, T [phone], [e-mail], distrelec.com