MIL-PRF-19500/485N
TABLE III. Group E inspection (all quality levels) - for qualification or requalification only.
Inspection
MIL-STD-750
Qualification
Method
Conditions
45 devices
Subgroup 1
c=0
Temperature cycling
1051
Test condition C, 500 cycles.
(air to air)
Hermetic seal
1071
Fine leak
Gross leak
Electrical
See table I, subgroup 2 herein.
measurements
Subgroup 2
45 devices
c=0
Intermittent life
1037
VCB = 10 V dc, 6,000 cycles. Adjust device current, or power, to
achieve a minimum ĆTJ of +100°C.
Electrical
See table I, subgroup 2 herein.
measurements
Subgroup 4
15 devices,
c=0
Thermal resistance
3131
RθJSP can be calculated but shall be measured once in the same
package with a similar die size to confirm calculations (may apply to
multiple specification sheets).
Thermal impedance
See MIL-PRF-19500, table E-IX, group E, subgroup 4.
curves
Subgroup 5
15 devices
c=0
Barometric pressure
1001
Normal mounting; pressure = 8 mm Hg for 60 seconds minimum.
reduced (altitude
operation).
Subgroup 6
11 devices
ESD
1020
45 devices
Subgroup 8
c=0
Condition A for devices ≥ 400 V dc.
Reverse stability
1033
Condition B for devices < 400 V dc.
18
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