1、a MIL-D-49337 58 I 9999906 0495333 3 ._ MIL-D-49317(CR) 13 November 1991 MILITARY SPECIFICATION DETECTOR-DEWAR DT-635A/U This specification is approved for use by USACECOM, Department of the Army, and is available for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Sco
2、De. This Specification covers one type of common module, detector-Dewar DT-635Afl. 2. APPLICABLE DOCUMENTS 2.1 GDgment documents, 2.1.1 aecifications and standards. The allowing specifications and standards form a part of this specification to the extent specified herein. Unless otherwise specified,
3、 the issues of these documents shall be 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.d). STANDARDS MILITARY MIL-STD-252 - Classification of Visual and Mechanical Defects for Equipment,
4、 Electronic, Wired and Other Devices Electronic Equipment MIL-STD-454 - Standard General Requirements for MIL-STD-756 - Reliability Modeling and Prediction MIL-STD-810 - Environmental Test Methods -.- Beneficial comments (recommendations, additions, deletions) and any pertinent data which may be of
5、use in improving this document should be addressed to: HQ, USA Communications-Electronics Command, ATTN: AMSEL-ED-TM, Fort Monmouth, NJ 07703 by using the Standardization Document Improvement proposal (DD Form 1426) appearing at the end of this document or by letter. AMSC N/A FSC 5855 DISTRIBUTlON S
6、TATEMENT A. Approved for public release; distribution unlimited. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-49317 5 9 9999906 0495314 31 (Unless otherwise indicated, co
7、pies of federal and military specifications, standards, and hancbooks are available from the Standardization Dociunent Order Desk, 700 Robbins Avenue, Bldg 4, Section D, Philadelphia, PA 19111-5094.) 2 .1.2 Ot!-ss.Cmemvxones. D. Goodwin, and G. Pullen, dated 12 September 1960, Office of the Director
8、 of Defense Research and Engineering. If these elements are defective an adjacent element may be substituted. The spectral sensitivity is defined as the 50 percent relative response points and shall be measured on the assembled detector-Dewar. Failure to meet requirements of 3.6.9 shall constitute f
9、ailure of this test. 4.6.10 Detector bias. The detector bias power shall be tested per “Standard Procedures for Testing Detectors and Describing Their Performance“, by R.C. Jones, D. Goodwin, and G. Pullen, dated 12 September 1960, Office of the Director of Defense Research and Engineering. requirem
10、ents of 3.6.10 shall constitute failure of this test. Failure to meet 4.6.11 eon_itionine;. Each detector-Dewar shall be subjected to preconditioning environments as specified in 3.10. 13 Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduct
11、ion or networking permitted without license from IHS-,-,-c - ti MIL-D-49317 58 W 9999906 0495326 T MIL- D -49 3 17 (CR) 5. PACKAGING 5.1 a ni: - rearements. The packaging requirements for the desired level(s) of protection shall be as specified by the acquisition activity. 6. NOTES (This section con
12、tains information of a general or explanatory nature that may be helpful, but is not mandatory.) 6.1 Lagnded use. The detector-Dewar is intended for use in infrared systems. 6.2 and any degradation of detector-Dewar performance to values less than specified herein. 6.3.7 Nominal detector element siz
13、e. Defined as 0.0016 by 0.0023 inch. 6.3.8 Specified lot quantity. The specified lot quantity shall be one- months production unless the contract specifies a different lot basis such as one-weeks production or those units processed as a single batch. 6.3.9 wsting su_pDliers. Suppliers who are curren
14、tly supplying equipment to this specification with a minimum average monthly rate of 10 units per month over the most current 12-month period. If a supplier cannot maintain the minimum monthly average, moves their production facilities, has significant management/personnel changes, and/or has signif
15、icant changes in production methods-tooling-processes, a first article test (less reliability) performed annually shall sustain the existing suppliers status when performed on five (5) units manufactured by the supplier explicitly for this test. 15 Copyright Communications - Electronics Command Prov
16、ided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-_ MIL-D-473L7 58 m 7799706 0475328 3 m 6.4 Variation of resDonsivitv with temDeraturg. When coupled to a cryogenic refrigerator the temperature of the array may reach 55K. Under thos
17、e conditions the responsivity (paragraph 3.6.7) may decrease to as low as 7.6 X lo3 volts/watt. 6.5 Level B Dreservatioa. When level B preservation is specified, this level of protection will only be used under known favorable conditions during transportation, storage and handling. 6.6 Environmental
18、. Environmental pollution prevention measures are contained in the packaging material specifications referenced herein. to material specifications or preparing activity for recommended disposability methods. Refer 6.7 Microphonic test caution. The microphonic requirements and tests specified herein
19、are designed to be representative of an operational environmental and coliibat scenario for detectors mounted in a well designed system using current technology. If the system vibrational levels are increased above those specified, the microphonic noise may increase. 6.8 Sdject term (keyword) Listin
20、g. Dewar FLIR Senso r s 6.9 Qet-g.or temperature. Detector temperature is defined as that indicated by the temperature sensor diode. 6.10 Interchange_Uif;y. The DT-635Afl detector built and tested in accordance with this specification and applicable drawings may be used in place of the following det
21、ectors: DT-635fl, DT-591/UA, DT-591AfA. The DT-635/UI DT-591/UA, or DT-591A/UA, detectors may not be used in place of the DT-635AD detector. CUSTODIAN : Army - CR PREPARING ACTIVITY: Amy - CR Pro j ec t 5855 -A356 c 16 Copyright Communications - Electronics Command Provided by IHS under license with
22、 CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-1.0 3.8 d 2 3.8 -4 u E u XI0 MIL-D-49317 58 = 9999906 0495329 5 FREQUENCY (Ht) Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking per
23、mitted without license from IHS-,-,-MIL-D-49317 58 m 9999906 0495330 1 MIL-D-49317(c) TEM? CYCLE vimv CYCLE 16 MIN e -1 IS #IN. c C C FREQUENCY (& ) c c m7Ea 1. VIBRATtBN PEWPWWED ALWO BEYECfOA COLD WELL AXIS 2 TEM?. CYCLE RECLE8 VIBRATlOf4 CYCLE. Copyright Communications - Electronics Command Provi
24、ded by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-D-49317 54 = 999990b 0495333 3 m s. R i20 CSK X -12 DIA ,086-56 UNC-26 HELICAL COIL THO .o9 DEEP Figura 3. Copyright Communications - Electronics Command Provided by IHS under license with CRAINot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
