MIL-C-11272/17B
REQUIREMENTS
Requirements: Requirements shall be in accordance with MIL-C-11272, and as specified herein.
Design and construction: Capacitors shall be of the design, construction, and physical dimensions specified on
figure 1 and in table I.
Case type: Multi-layer, unencapsulated, monolithic.
Material - Porcelain.
Terminations:
Style CY83: Metallized.
Style CY84: Solder coated, 372°F, 62 Sn, 36P6, 2 percent Ag.
Inspection conditions: All visual examinations shall be performed using a stereo microscope having a
minimum magnification of 20 power.
Capacitance (Cap.) value: See table I.
Capacitance tolerance: B: 0.10pF, C: 0.25pF, D: 0.50pF, F: 1%, G: 2%, J: 5%, K: 10%, M: 20%.
Rated voltage: See table I, characteristic D.
Operating temperature range: -55°C to +125°C.
Insulation resistance (IR):
At +25°C:
6
10 megohms, minimum (for 0.1 pF through 470 pF).
5
10 megohms, minimum (for 510 pF through 1,000 pF).
At +125°C: 10 megohms, minimum (for 0.1 pF through 470 pF).
5
4
10 megohms, minimum (for 510 pF through 1,000 pF).
Quality factor: 10,000. 1 MHz -0 +100 kHz.
Life:
At +25°C and +125°C:
IR: Not less than initial requirement.
Cap.: Change not more than 0.2 percent or 0.2 pF, whichever is greater, from the nominal value.
Temperature coefficient and capacitance drift: See table II.
TABLE II. Temperature coefficient and capacitance drift.
Temperature
Capacitance drift
(-55°C to +125°C)
coefficient
Parts/million/°C
0.1 percent or 0.1 pF,
90 ±20
whichever is greater
NOTE: These capacitors are intended for use in RF solid-state circuitry up to and including 25 gigahertz, and
cannot be replaced in the field.
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