MIL-PRF-83421/2D
REQUIREMENTS:
Dielectric: Normally polypropylene, metallized.
Case material: Nonmagnetic (end seal may be of magnetic material).
Leads: Type designation in accordance with MIL-STD-1276.
L W .040 C 32 N
Capacitance value: See table I.
Capacitance tolerance: See table I.
DC rated voltage: 100 V dc, 200 V dc, and 400 V dc.
Operating temperature range: -55°C to +105°C.
AC current ratings: See table I.
Failure rate (FR) levels (%/1000 hours): M (1.0), P (0.1), R (0.01), and S (0.001).
Thermal shock: 10 cycles, method 107 of MIL-STD-202, -65°C, +105°C.
Seal: Method 112 of MIL-STD-202, test condition C, procedure IIIa with the following exceptions and details:
Bomb pressure of 45 ±5 lbf/in (gage).
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Exposure time: 1 hour +1, -0 hour.
Dwell time: 1 hour maximum.
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Reject limit: R1 = 1 X 10 atm cm /s.
Upon completion of test condition C, perform either test condition A at +100°C or test condition B with mineral
oil at +100°C.
Dielectric withstanding voltage (DWV): Method 301 of MIL-STD-202, terminal to terminal.
AC: 100 Hz ± 10 Hz square wave, peak-to-peak voltage, three times dc rated voltage for 60 to 90 seconds,
not to exceed 800 V p/p (see figure 2).
DC: 200 percent of dc rated voltage for 60 seconds minimum.
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