MIL-PRF-19500P
APPENDIX E
d.
Zener diodes, reference diodes, and transient voltage suppressors; grouped into different zener voltage
ratings with identical design rules (same passivation and device structure) which differ only in starting
silicon, crystal orientation, epitaxial resistivity, or die size or package type shall be considered a family. For
purposes of conformance inspection, structurally identical device groupings do not appIy for Group B JANS
device types but they may be used for qualification purposes. For qualification, for each JAN, JANTX, and
JANTXV, group B shall be performed on the highest and lowest zener voltages in the structurally identical
group. On subsequent lots, of JAN, JANTX, and JANTXV levels, the die sizes/package styles which
receive group B inspection shall be representative of all the structurally identical family devices contained
within the inspection lot, rotated on every lot assuring that all die/package styles receive group B inspection
periodically.
E.3.3 Disposal of samples. Devices subjected to destructive tests or which fail any test shall not be shipped.
Sample devices from lots which have passed CI and which have been subjected to mechanical or environmental
tests specified in groups B and C inspection and not classified as destructive, may be shipped provided each of the
devices subsequently passes group A, subgroup 2 inspection.
E.3.4 Destructive tests. Unless otherwise demonstrated, the following MIL-STD-750 tests are classified as
destructive:
Method number
Test
1017
Neutron irradiation.
1018
Internal gas analysis.
1019
Steady-state total dose irradiation procedure.
1020
Electrostatic discharge sensitivity (ESDS) classification.
1021
Moisture resistance.
1036, 1037
Intermittent operation life.
1041
Salt atmosphere corrosion.
1042 (condition D)
Burn-in and life test for power MOSFETs or insulated gate bipolar
transistors (IGBT).
1046
Salt spray (corrosion).
1056
Thermal shock (liquid to liquid).
1057
Resistance to glass cracking.
1080
Single-event burn-out and single-event gate rupture
2017
Die attach integrity.
2031
Soldering heat.
2036
Terminal strength.
2037
Bond strength (destructive bond pull test).
2075
Decap internal visual design verification.
2077
Scanning electron microscope (SEM) inspection of metallization.
2101
Destructive physical analysis (DPA) procedures for diodes.
2102
Destructive physical analysis (DPA) procedures for transistors.
3478
Power transistor electrical dose rate.
All other mechanical or environmental tests (other than those listed in E.3.5) shall be considered destructive initially,
but may subsequently be considered nondestructive upon accumulation of sufficient evidence to indicate that the test
is nondestructive. The accumulation of data from five repetitions of the specified test on the same sample of product,
without significant evidence of cumulative degradation in any device in the sample, is considered sufficient evidence
that the test is nondestructive for the device of that manufacturer. Any test specified as a 100-percent screen shall be
considered nondestructive for the stress level and duration or number of cycles applied as a screen.
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