CERAMIC CONFORMALLY COATED/AXIAL
“AXIMAX”
ENVIRONMENTAL
GENERAL SPECIFICATIONS
Working Voltage:
Vibration:
EIA RS-198, Method 304, Condition D (10-2000Hz; 20g)
Shock:
EIA RS-198, Method 305, Condition I (100g)
Axial (WVDC)
C0G
X7R
Z5U
50, 100, 200
25, 50, 100, 200, 250
50, 100
Life Test:
Radial (WVDC)
EIA RS-198, Method 201, Condition D.
C0G
X7R
Z5U
50, 100, 200, 500, 1k, 1.5k, 2k, 2.5k, 3k
25, 50, 100, 200, 250, 500, 1k, 1.5k, 2k, 2.5k, 3k
50, 100
<200V
C0G – 200% of rated voltage @ +125°C
X7R – 200% of rated voltage @ +125°C
Z5U – 200% of rated voltage @ +85°C
>500V
Temperature Characteristics:
C0G
X7R
Z5U
0
30 PPM / °C from -55°C to +125°C (1)
15% from -55°C to +125°C
C0G – rated voltage @ +125°C
X7R – rated voltage @ +125°C
+ 22%, -56% from +10°C to +85°C
Post Test Limits @ 25°C are:
Capacitance Change:
Capacitance Tolerance:
C0G
X7R
Z5U
0.5pF, 1%, 2%, 5%, 10%, 20%
C0G ( 200V) – 3% or 0.25pF, whichever is greater.
C0G ( 500V) – 3% or 0.50pF, whichever is greater.
X7R – 20% of initial value (2)
Z5U – 30% of initial value (2)
Dissipation Factor:
10%, 20%, +80% / -20%
20%, 80% / -20%
Construction:
Epoxy encapsulated – meets flame test requirements
of UL Standard 94V-0.
C0G – 0.10% maximum
X7R – 2.5% maximum (3.5% for 25V)
Z5U – 4.0% maximum
High-temperature solder – meets EIA RS-198, Method 302,
Condition B (260°C for 10 seconds)
Insulation Resistance:
C0G – 10 G or 100 M
–
F, whichever is less.
Lead Material:
Standard: 100% matte tin (Sn) with nickel (Ni) underplate
and steel core ( “TA” designation).
>1kV tested @ 500V.
X7R – 10 G or 100 M
–
F, whichever is less.
Alternative 1: 60% Tin (Sn)/40% Lead (Pb) finish with copper-
clad steel core ( “HA” designation).
>1kV tested @ 500V.
Z5U – 1 G or 100 M
– F, whichever is less.
Alternative 2: 60% Tin (Sn)/40% Lead (Pb) finish with 100%
copper core (available with “HA” termination code with c-spec)
Moisture Resistance:
EIA RS-198, Method 204, Condition A (10 cycles
without applied voltage).
Solderability:
EIA RS-198, Method 301, Solder Temperature: 230°C 5°C.
Post Test Limits @ 25°C are:
Capacitance Change:
Dwell time in solder = 7
seconds.
C0G ( 200V) – 3% or 0.25pF, whichever is greater.
C0G ( 500V) – 3% or 0.50pF, whichever is greater.
X7R – 20% of initial value (2)
Z5U – 30% of initial value (2)
Dissipation Factor:
Terminal Strength:
EIA RS-198, Method 303, Condition A (2.2kg)
ELECTRICAL
Capacitance @ 25°C:
C0G – 0.10% maximum
Within specified tolerance and following test conditions.
C0G – >1000pF with 1.0 vrms @ 1 kHz
1000pF with 1.0 vrms @ 1 MHz
X7R – 2.5% maximum (3.5% for 25V)
Z5U – 4.0% maximum
Insulation Resistance:
C0G – 10 G or 100 M
– Fwhichever is less.
X7R – with 1.0 vrms @ 1 kHz (Referee Time: 1,000 hours)
Z5U – with 1.0 vrms @ 1 kHz
500V test @ rated voltage, >500V test @ 500V.
X7R – 10 G or 100 M F, whichever is less.
500V test @ rated voltage, >500V test @ 500V.
–
Dissipation Factor @25°C:
Same test conditions as capacitance.
C0G – 0.10% maximum
X7R – 2.5% maximum (3.5% for 25V)
Z5U – 4.0% maximum
Z5U – 1k M or 100 M
– F, whichever is less.
Thermal Shock:
EIA RS-198, Method 202, Condition B (C0G & X7R:
-55°C to 125°C); Condition A (Z5U: -55°C to 85°C)
Insulation Resistance @25°C:
EIA RS-198, Method 104, Condition A <1kV
C0G – 100 G or 1000 M
– F, whichever is less.
(1) +53 PPM -30 PPM/ °C from +25°C to -55°C, + 60 PPM below 10pF.
(2) X7R and Z5U dielectrics exhibit aging characteristics; therefore, it is highly
recommended that capacitors be deaged for 2 hours at 150°C and stabilized
at room temperature for 48 hours before capacitance measurements are made.
500V test @ rated voltage, >500V test @ 500V
X7R – 100 G or 1000 M
F, whichever is less.
500V test @ rated voltage, >500V test @ 500V
Z5U – 10 G or 1000 M F, whichever is less.
–
–
Dielectric Withstanding Voltage:
EIA RS-198, Method 103
250V test @ 250% of rated voltage for 5 seconds
with current limited to 50mA.
500V test @ 150% of rated voltage for 5 seconds
with current limited to 50mA.
1000V test @ 120% of rated voltage for 5 seconds
with current limited to 50mA.
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© KEMET Electronics Corporation, P.O. Box 5928, Greenville, S.C. 29606, (864) 963-6300