MIL-PRF-19500/526H
* TABLE II. Group E inspection (all quality levels) for qualification and re-qualification only.
Inspection
Sample plan
Method
Conditions
Subgroup 1
45 devices
c=0
Temperature cycling
1051
500 cycles
Hermetic seal
1071
Fine leak
Gross leak
Electrical measurements
Table I, subgroup 2
Subgroup 2
45 devices
c=0
Test temperature = +125°C; VCB = 80 percent
Blocking life
1048
of rated; T = 1,000 hours.
Electrical measurements
See table I, subgroup 2
Subgroup 4
Sample size
N/A
Thermal impedance curves
See MIL-PRF-19500.
Subgroup 8
45 devices
c=0
Reverse stability
1033
Condition B
12
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