Dielectric Characteristics
X7R (B) Stable and RoHS 2013 (RB) type
Operating temperature range:
Temperature coefficient :
-55°C to 125°C
TEMPERATURE COEFFICIENT
%DC
20
15% DC Max.
UPPER LIMIT
15
10
5
Dissipation factor
>25V rating: 2.5% max
<25V rating: 3.5% max
TYPICAL
Insulation resistance:
@25ºC: >100GW or >1000WF whichever is less
@125ºC: >10GW or >100WF whichever is less
0
-5
Dielectric
withstanding
voltage
<200V: 250%
201-500V: 150% or 500V whichever is greater
>500V: 120% or 750V whichever is greater
-10
-15
-20
LOWER LIMIT
-55
-35
-15
5
25
45
65
85
105
125
Ageing rate:
<2.0% per decade
TEMPERATURE °C
Test parameters:
1KHz, 1.0 0.2 VRMS, 25°C
X7R (C) Stable Non Magnetic
Operating temperature range:
Temperature coefficient:
-55°C to 125°C
15% DC Max.
TEMPERATURE COEFFICIENT
%DC
20
UPPER LIMIT
15
10
5
Dissipation factor
>25V rating: 2.5% max
<25V rating: 3.5% max
TYPICAL
Insulation resistance:
@25ºC: >100GW or >1000WF whichever is less
@125ºC: >10GW or >100WF whichever is less
0
-5
Dielectric
withstanding
voltage
<200V: 250%
201-500V: 150% or 500V whichever is greater
>500V: 120% or 750V whichever is greater
-10
-15
-20
LOWER LIMIT
-55
-35
-15
5
25
45
65
85
105
125
Ageing rate:
<2.0% per decade
TEMPERATURE °C
Test parameters:
1KHz, 1.0 0.2 VRMS, 25°C
BX (X) Stable
Operating temperature range:
-55°C to 125°C
TEMPERATURE COEFFICIENT
%DC
20
Temperature coefficient:
Temp-voltage coefficient:
15% DC Max.
+15% -25% DC Max.
UPPER LIMIT
15
10
5
Dissipation factor
>25V rating: 2.5% max
<25V rating: 3.5% max
TYPICAL
0
Insulation resistance:
@25ºC: >100GW or >1000WF whichever is less
@125ºC: >10GW or >100WF whichever is less
-5
-10
-15
-20
Dielectric
withstanding
voltage
<200V: 250%
201-500V: 150% or 500V whichever is greater
>500V: 120% or 750V whichever is greater
LOWER LIMIT
-55
-35
-15
5
25
45
65
85
105
125
Ageing rate:
<2.0% per decade
TEMPERATURE °C
Test parameters:
1KHz, 1.0 0.2 VRMS, 25°C
X8R (S) Stable
Operating temperature range:
Temp. coefficient <150ºC:
-55°C to 150°C
%DC
TEMPERATURE COEFFICIENT
40
15% DC Max.
Dissipation factor
>25V rating: 2.5% max
<25V rating: 3.5% max
20
0
Insulation
resistance
@25ºC: >100GW or >1000WF whichever is less
@150ºC: >10GW or >100WF whichever is less
-20
-40
<200V:
201-500V:
>500V:
250%
Dielectric
withstanding
voltage
150% or 500V whichever is greater
120% or 750V whichever is greater
-55
-25
0
25
50
75
100
125
150
Ageing rate:
<2.0% per decade
TEMPERATURE °C
Test parameters:
1KHz, 1.0 0.2 VRMS, 25°C
6
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