MIL-PRF-19500/279E
3. REQUIREMENTS
3.1 General. The individual item requirements shall be as specified in MIL-PRF-19500 and as modified herein.
3.2 Qualification. Devices furnished under this specification shall be products that are manufactured by a
manufacturer authorized by the qualifying activity for listing on the applicable qualified manufacturers list (QML)
before contract award (see 4.2 and 6.3).
3.3 Abbreviations, symbols, and definitions. Abbreviations, symbols, and definitions used herein shall be as
specified in MIL-PRF-19500.
3.4 Interface and physical dimensions. Interface and physical dimensions shall be as specified in
MIL-PRF-19500, and on figure 1.
3.4.1 Lead finish. Lead finish shall be solderable in accordance with MIL-PRF-19500, MIL-STD-750, and herein.
Where a choice of lead finish is desired, it shall be specified in the acquisition document (see 6.2).
3.4.2 Encapsulating material(s). Encapsulating material(s) used shall be at the device manufacturer's option.
Information concerning the material(s) shall be included with the qualification device design data.
3.4.3 Diode construction. These devices shall be constructed utilizing non-cavity double plug construction with
high temperature metallurgical bonding between both sides of the silicon die stack and terminal pins. Metallurgical
bond shall be in accordance with the requirements of category I (see MIL-PRF-19500).
3.5 Marking. Marking shall be in accordance with MIL-PRF-19500. The prefixes JAN and JANTX may be
abbreviated as J and JX, respectively. The part number may be reduced to J3644 or JX3644. No color coding will
be permitted for part numbering.
3.6 Electrical performance characteristics. Unless otherwise specified herein, the electrical performance
characteristics are as specified in 1.3 and table I.
3.7 Electrical test requirements. The electrical test requirements shall be as specified in table I herein.
3.8 Workmanship. Semiconductor devices shall be processed in such a manner as to be uniform in quality and
shall be free from other defects that will affect life, serviceability, or appearance.
4. VERIFICATION
4.1 Classification of inspections. The inspection requirements specified herein are classified as follows:
a. Qualification inspection (see 4.2).
b. Screening (see 4.3).
c. Conformance inspection (see 4.4).
4.2 Qualification inspection. Qualification inspection shall be in accordance with MIL-PRF-19500 and as specified
herein.
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