MIL-PRF-19500/564H
4.4.2 Group B inspection. Group B inspection shall be conducted in accordance with the conditions specified for
subgroup testing in table E-VIA (JANS) and table E-VIB (JAN, JANTX, and JANTXV) of MIL-PRF-19500 and herein.
Electrical measurements (end-points) shall be in accordance with the inspections of table I, subgroup 2 herein.
* 4.4.2.1 Group B inspection, table E-VIA (JANS) of MIL-PRF-19500.
Subgroup
Method
Condition
B3
1051
Test condition G.
B3
2075
See 3.4.2 herein.
B3
2077
Scanning electron microscope (SEM) qualification may be performed anytime
prior to lot formation.
B4
1042
Test condition D; 2,000 cycles. The heating cycle shall be 1 minute
minimum.
B5
1042
Accelerated steady-state operation life; test condition A; VDS = rated TA =
+175C, t = 120 hours. Read and record V(BR)DSS (pre and post) at 1 mA =
ID. Read and record IDSS1 (pre and post). Deltas for V(BR)DSS shall not
exceed 10 percent and IDSS1 shall not exceed 25 A.
Accelerated steady-state gate stress; condition B, VGS = rated, TA +175C,
t = 24 hours.
*
B5
2037
Bond strength; test condition D.
* 4.4.2.2 Group B inspection, table E-VIB (JAN, JANTX, and JANTXV) of MIL-PRF-19500.
Subgroup
Method
Condition
B2
1051
Test condition G, 25 cycles.
B3
1042
Test condition D, 2,000 cycles. The heating cycle shall be 1 minute
minimum.
B4
2075
See 3.4.2.
4.4.3 Group C inspection. Group C inspection shall be conducted in accordance with the conditions specified for
subgroup testing in table E-VII of MIL-PRF-19500 and as follows. Electrical measurements (end-points) shall be in
accordance with the inspections of table I, subgroup 2 herein.
Subgroup
Method
Condition
C2
2036
Test condition E; weight = 8 ounces, 3 arcs of 90 degrees (Not required for
LCC).
See 4.5.2, RJC(max) = 5.0C/W.
*
C5
3161
C6
1042
Test condition D, 6,000 cycles. The heating cycle shall be 1 minute
minimum.
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