444\)This specification covers the performance requirements for Schottky barrier diodes. Five levels of product assurance are provided for each encapsulated device type as specified in MIL-PRF-19500. Two level of product assurance are provided for each unencapsulated device type.

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MIL-PRF-19500/445D

2. APPLICABLE DOCUMENTS

2.1 General. The documents listed in this section are specified in sections 3 and 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

documents cited in sections 3 and 4 of this specification, whether or not they are listed.

2.2 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 listed in the issue of the Department

of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation (see 6.2).

SPECIFICATION

DEPARTMENT OF DEFENSE

MIL-PRF-19500 - Semiconductor Devices, General Specification for.

STANDARD

MILITARY

MIL-STD-750 - Test Methods for Semiconductor Devices.

(Unless otherwise indicated, copies of the above specifications, standards, and handbooks are available from the Standardization

Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094.)

DRAWING

Defense Electronics Supply Center

C68001 - Test Fixture for Effective Minority Carrier Lifetime.

(Copies of DESC drawing C68001 are available from Defense Supply Center Columbus, DSCC-VAT, Columbus, OH 43216-5000.)

2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein (except for

related associated specifications or specification sheets), the text of this document takes precedence. Nothing in this document,

however, supersedes applicable laws and regulations unless a specific exemption has been obtained.

3. REQUIREMENTS

3.1 Associated specification. The individual item requirements shall be in accordance with MIL-PRF-19500, and as specified herein.

3.2 Abbreviations, symbols, and definitions. Abbreviations, symbols, and definitions used herein shall be as specified in MIL-PRF-

19500, and as follows:

EC ......................................End cap.

UR ......................................Surface mount case outline, round end cap.

τCL ......................................Effective carrier lifetime.

3.3 Interface requirements and physical dimensions. The Interface requirements and physical dimensions shall be as specified in

MIL-PRF-19500, MIL-HDBK-6100, and herein.

3.3.1 Lead finish. Lead finish shall be solderable as defined in MIL-PRF-19500, MIL-STD-750, and herein.

3.3.2 Dash one construction. All devices shall be metallurgically bonded double plug construction in accordance with the

requirements of category I or II, (see MIL-PRF-19500).

3.4 Marking. Marking shall be in accordance with MIL-PRF-19500.