X7R Dielectric
General Specifications
X7R formulations are called “temperature stable” ceramics and
fall into EIA Class II materials. X7R is the most popular of these
intermediate dielectric constant materials. Its temperature
variation of capacitance is within ±15% from -55°C to +125°C.
This capacitance change is non-linear.
Capacitance for X7R varies under the influence of electrical
operating con-ditions such as voltage and frequency.
X7R dielectric chip usage covers the broad spectrum of
industrial applications where known changes in capacitance
due to applied voltages are acceptable.
PART NUMBER (see page 2 for complete part number explanation)
0805
5
C
103
M
A
T
2
A
Size
(L” x W”)
Voltage
4V = 4
6.3V = 6
10V = Z
16V = Y
25V = 3
50V = 5
100V = 1
200V = 2
500V = 7
Dielectric
X7R = C
Capacitance
Code (In pF)
2 Sig. Digits +
Number of Zeros
Capacitance
Tolerance
J = ± 5%*
K = ±10%
M = ± 20%
Failure
Rate
A = Not
Applicable
Terminations
T = Plated Ni and Sn
7 = Gold Plated*
Z= FLEXITERM®**
Packaging
2 = 7” Reel
4 = 13” Reel
Special
Code
A = Std.
Product
*≤1µF only,
contact factory for
additional values
*Optional termination
**See FLEXITERM®
X7R section
Contact
Factory For
Multiples
NOTE: Contact factory for availability of Termination and Tolerance Options for Specific Part Numbers.
Contact factory for non-specified capacitance values.
042718
19
19
X7R Dielectric
C0G (NP0)andDielectric
Specifications
Test Methods
Specifications
and Test Methods
Parameter/Test
X7R Specification Limits
Operating Temperature Range
Capacitance
Parameter/Test
Operating Temperature Range
Capacitance
Dissipation
Factor
Q
Insulation Resistance
Dielectric Strength
Dielectric Strength
Appearance
Appearance
Capacitance
Capacitance
Variation
Variation
Dissipation
Q
Factor
Insulation
Insulation
Resistance
Resistance
Solderability
Solderability
Appearance
Appearance
Capacitance
Capacitance
Variation
Variation
Resistance
Resistance to to
Solder
Heat
Solder Heat
Thermal
Thermal
Shock
Shock
Dissipation
Q
Factor
Insulation
Insulation
Resistance
Resistance
Dielectric
Dielectric
Strength
Strength
Appearance
Appearance
Capacitance
Capacitance
Variation
Variation
Q
Dissipation
Factor
Insulation
Insulation
Resistance
Resistance
Dielectric
Dielectric
Strength
Strength
Appearance
Appearance
Capacitance
Variation
Capacitance
Load Life
Load Life
Variation
Q
Dissipation Cap)
(C=Nominal
Factor
Insulation
Insulation
Resistance
Resistance
Dielectric
Dielectric
Strength
Strength
Appearance
Appearance
Capacitance
Load
Load
Humidity
Humidity
Variation
Capacitance
Variation
Q
Dissipation
Factor
Insulation
Insulation
Resistance
Resistance
Dielectric
Dielectric
Strength
Strength
20
100917
Within
specified tolerance
NP0
Specification
Limits
-55ºC to +125ºC
≤ 10% for ≥ 50V DC rating≤ 12.5% for 25V DC rating
Within specified tolerance
≤ 12.5% for 25V and 16V DC rating
10µF, 05Vrm @ 120Hz
1.0 kHz ± 10% for cap > 1000 pF
Voltage: 1.0Vrms ± .2V
Charge
voltage
for for
Chargedevice
devicewith
withrated
rated
voltage
120
60 ±± 55secs
secs@@room
roomtemp/humidity
temp/humidity
Charge
of of
rated
voltage
for for
Chargedevice
devicewith
with250%
250%
rated
voltage
1-5
current
1-5seconds,
seconds,w/charge
w/chargeand
anddischarge
discharge
current
limited
(max)
limitedtoto5050mAmA
(max)
Note:
150%
of rated
Note:Charge
Chargedevice
devicewith
with
150%
of rated
voltage
devices.
voltageforfor500V
500V
devices.
Deflection:
2mm
Deflection:
2mm
Test
TestTime:
Time:3030seconds
seconds
Meets
MeetsInitial
InitialValues
Values(As
(AsAbove)
Above)
≥≥Initial
InitialValue
Valuex 0.3
x 0.3
95%ofofeach
eachterminal
terminalshould
should
covered
≥≥95%
bebe
covered
withfresh
freshsolder
solder
with
defects,
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