MIL-PRF-19500/621D
5. PACKAGING
5.1 Packaging. For acquisition purposes, the packaging requirements shall be as specified in the contract or
order (see 6.2). When packaging of materiel is to be performed by DoD personnel, these personnel need to contact
the responsible packaging activity to ascertain requisite packaging requirements. Packaging requirements are
maintained by the Inventory Control Point's packaging activity within the Military Department or Defense Agency, or
within the Military Department's System Command. Packaging data retrieval is available from the managing Military
Department's or Defense Agency's automated packaging files, CD-ROM products, or by contacting the responsible
packaging activity.
6. NOTES
(This section contains information of a general or explanatory nature that may be helpful, but is not mandatory.
The notes specified in MIL-PRF-19500 are applicable to this specification.)
6.1 Intended use. Semiconductors conforming to this specification are intended for original equipment design
applications and logistic support of existing equipment.
6.2 Acquisition requirements. Acquisition documents must specify the following:
a.
Title, number, and date of this specification.
b. Packaging requirements (see 5.1).
c. Lead finish (see 3.4.1).
d. Product assurance level and type designator.
* 6.3 Qualification. With respect to products requiring qualification, awards will be made only for products which
are, at the time of award of contract, qualified for inclusion in Qualified Manufacturers List (QML 19500) whether or
not such products have actually been so listed by that date. The attention of the contractors is called to these
requirements, and manufacturers are urged to arrange to have the products that they propose to offer to the Federal
Government tested for qualification in order that they may be eligible to be awarded contracts or orders for the
products covered by this specification. Information pertaining to qualification of products may be obtained from
DLA Land and Maritime, ATTN: VQE, P.O. Box 3990, Columbus, OH 43218-3990 or e-mail vqe.chief@dla.mil. An
online listing of products qualified to this specification may be found in the Qualified Products Database (QPD) at
6.4 Interchangeability information. MIL-PRF-19500/621 is a T0-254 package version of MIL-PRF-19500/379,
which is a TO-3 package version. The military 2N7369 contains the same die as the military 2N3792. The
MIL-PRF-19500/621 is preferred over the MIL-PRF-19500/379 whenever interchangeability is not a problem. For
new design use 2N7369. The 2N2792 is inactive for new design.
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