INCH-POUND
MIL-PRF-21038F
April 2, 2004
SUPERSEDING
MIL-PRF-21038E
April 10, 1998
PERFORMANCE SPECIFICATION
TRANSFORMERS, PULSE, LOW POWER
GENERAL SPECIFICATION FOR
This specification is approved for use by all Departments
and Agencies of the Department of Defense.
1. SCOPE
1.1 Scope
. This specification covers the general requirements for low-power pulse transformers.
1.2 Classification
. Transformers covered by this specification are classified according to product levels (see
1.2.1). (NOTE: See 6.6 for supersession information on the type designation system used in previous revisions
of this specification.)
1.2.1 Product level
. This specification makes provision for three product levels: level C, for high reliability
commercial/industrial type applications; level M, for general purpose military applications; and level T, for high
reliability critical military applications. These product levels are coded into the part or identifying number (PIN)
(see 3.1). Examples of the PIN's are shown below:
M21038/27-01C - denotes the C level part with a C code on the end of the PIN.
M21038/27-01 - denotes the M level part. (NOTE: This PIN system was in use in previous
revisions of MIL-PRF-21038.)
M21038/27-01T - denotes the T level part with a T code on the end of the PIN.
2. APPLICABLE DOCUMENTS
2.1 General
. The documents listed in this section are specified in sections 3 or 4 of this specification. This
section does not include documents cited in other sections of this specification or recommended for additional
information or as examples. While every effort has been made to ensure the completeness of this list,
document users are cautioned that they must meet all specified requirements of documents in section 3 or 4 of
this specification, whether or not they are listed.
2.2 Government documents
.
2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks
form a part of this document to the extent specified herein. Unless otherwise specified, the issues of these
documents are those cited in the solicitation or contract.
DEPARTMENT OF DEFENSE STANDARD
MIL-STD-202 - Test Methods for Electronic and Electrical Component Parts.
MIL-STD-810 - Environmental Test Methods and Engineering Guidelines.
MIL-STD-1285 - Marking of Electrical and Electronic Parts.
(Copies of these documents are available online at http://assist.daps.dla.mil/quicksearch/
or
www.dodssp.daps.mil
or from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D,
Philadelphia, PA 19111-5094.)
Comments, suggestions or questions on this document should be addressed to Defense Supply Center Columbus,
ATTN: VAT, Post Office Box 3990, Columbus, OH 43216-5000), or emailed to Transformer@dscc.dla.mil. Since
contact information can change, you may want to verify the currency of this address information using the ASSIST
Online database at www.dodssp.daps.mil.
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