DLA DESC-DWG-94016 REV K-2013 RESISTOR CHIP FIXED FILM MOISTURE RESISTANT MILITARY and SPACE LEVEL STYLE 1206.pdf
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1、 REVISIONS LTR DESCRIPTION DATE APPROVED A Add new source of supply. Editorial corrections throughout. 15 Dec 1994 Edward H. Back B Add new source of supply. Editorial corrections throughout. 31 Jan 1997 David E. Moore C Extend maximum qualified resistance for present source of supply. Update to pre
2、sent DoD policy requirements. 25 Feb 1998 David E. Moore D Changes in accordance with 5905-R003-99, added new source of supply. 11 Jun 1999 Kenneth A. Bernier E Five year document review. Update to present DoD policy requirements. 22 Jan 2004 Kendall A. Cottongim F Add requirements for space level a
3、nd update to present DoD policy requirements. 31 Jan 2006 Michael A. Radecki G Paragraph 4.3.3; change HTE from 1000 hours to 100 hours. Add pure tin prohibition. Editorial corrections throughout. 14 Apr 2006 Michael A. Radecki H Extend vendors resistance range and tolerances. Add pulse application
4、paragraph. Editorial corrections throughout. 24 Mar 2011 Michael A. Radecki J Correct vendors resistance range. 14 Apr 2011 Michael A. Radecki K Correct paragraph 4.4 example 2 critical resistance value sign to “”. Editorial change throughout. 14 Feb 2013 Michael A. Radecki Prepared in accordance wi
5、th ASME Y14.100 Source control drawing REV STATUS OF PAGES REV K K K K K K K K K PAGES 1 2 3 4 5 6 7 8 9 PMIC N/A PREPARED BY Dennis L. Cross DEFENSE ELECTRONIC SUPPLY CENTER DAYTON, OH Original date of drawing CHECKED BY Andrew R. Ernst TITLE RESISTOR, CHIP, FIXED, FILM, MOISTURE RESISTANT, MILITAR
6、Y and SPACE LEVEL, STYLE 1206 7 September 1994 APPROVED BY David E. Moore SIZE A CODE IDENT. NO. 14933 DWG NO. 94016 REV K PAGE 1 OF 9 AMSC N/A 5905-2013-E17 CURRENT DESIGN ACTIVITY CAGE CODE 037Z3 HAS CHANGED NAMES TO: DLA LAND AND MARITIME COLUMBUS, OHIO 43218-3990 Provided by IHSNot for ResaleNo
7、reproduction or networking permitted without license from IHS-,-,-DEFENSE ELECTRONIC SUPPLY CENTER DAYTON, OHIO SIZE A CODE IDENT NO. 14933 DWG NO. 94016 REV K PAGE 2 1. SCOPE 1.1 Scope. This drawing describes the requirements for a 0.120 by 0.060 chip resistor, which is resistant to the degrading e
8、ffects of moisture while under power. 1.2 Part or Identifying Numbers (PINs). The complete PINs are shown in the examples below. The first example is for general military applications. (NOTE: This PIN is the original PIN shown in previous revisions of this drawing). The second example is for space t
9、ype applications and requires adding a code letter to the end of the original PIN. NOTE: Example of military level PIN. 94016- * * * * | | | | | | | | | | Drawing number Characteristic (see 3.3.1) Resistance (see 3.3.2) Tolerance (see 3.3.3) Termination material (see 3.3.4) NOTE: Example of space le
10、vel PIN (codes A the first three digits represent significant figures and the last digit specifies the number of zeros to follow. When the value of resistance is less than 100 ohms, or when fractional values of an ohm are required, the letter “R“ shall be substituted for one of the significant figur
11、es. The resistance value designations are shown in table I. Minimum and maximum resistance values shall be as specified in MIL-PRF-55342. Resistance values not listed in the “10 to 100“ decade table of MIL-PRF-55342 for the appropriate resistance tolerance shall be considered as not conforming to th
12、e specification. TABLE I. Resistance value designations. Designation Resistance ohms 1R00 to 9R88 incl. 10R0 to 98R8 incl. 1000 to 9880 incl. 1001 to 9881 incl. 1002 to 9882 incl. 1003 to 9883 incl. 1004 to 9884 incl. 1005 to 2205 incl. 1.00 to 9.88 incl. 10.0 to 98.8 incl. 100.0 to 988.0 incl. 1,00
13、0.0 to 9,880.0 incl. 10,000.0 to 98,800.0 incl. 100,000.0 to 988,000.0 incl. 1,000,000.0 to 9,880,000.0 incl. 10,000,000.0 to 22,000,000.0 incl. 3.3.2.1 Resistance range. The resistance range shall be as specified in MIL-PRF-55342/7 and herein (see 6.7). 3.3.3 Resistance tolerance. Resistors are ava
14、ilable in resistance tolerances as specified in table II and herein (see 6.7). 3.3.4 Termination material. Termination material shall be identified by a single letter as specified in MIL-PRF-55342 and herein (see 6.7). Provided by IHSNot for ResaleNo reproduction or networking permitted without lice
15、nse from IHS-,-,-DEFENSE ELECTRONIC SUPPLY CENTER DAYTON, OHIO SIZE A CODE IDENT NO. 14933 DWG NO. 94016 REV K PAGE 4 TABLE II. Resistance tolerance. Symbol Resistance tolerance percent B F G J K +0.1 +1.0 +2.0 +5.0 +10.0 3.3.4.1 Pure tin. The use of pure tin, as an underplate or final finish is pro
16、hibited both internally and externally. Tin content of resistor components and solder shall not exceed 97 percent, by mass. Tin shall be alloyed with a minimum of 3 percent lead, by mass (see 6.3). 3.3.5 Product level testing. The product level testing shall be designated by the military and space l
17、evel PINs (see 1.2, 4.3.2, and 4.3.3). 3.3.6 Power rating. The power rating for this chip resistor shall be as specified in MIL-PRF-55342/7. 3.3.7 Voltage rating. The maximum continuous working voltage shall be as specified in MIL-PRF-55342/7. 3.3.8 Power moisture resistance. When resistors are test
18、ed as specified in 4.4, there shall be no evidence of mechanical damage; the change in resistance between the initial and final measurements shall not exceed the limits as specified in the moisture resistance requirements of MIL-PRF-55342. Samples subjected to this test shall not be delivered on the
19、 contract or order. 3.3.9 Outgassing (space levels A and T). Outgassing shall be performed as specified in MIL-PRF-55342. 3.4 Marking. Marking is not required on the resistor; however, each unit package shall be marked with the PIN assigned herein (see 1.2), vendor CAGE code, and date and lot codes.
20、 3.5 Manufacturers eligibility(military applications). . The approved sources of supply listed on this drawing shall be qualified to at least one product on the Qualified Products List for MIL-PRF-55342. They shall have successfully passed the power moisture resistance test as witnessed and certifie
21、d by an official company representative with 30 samples (10 low, 10 critical, 10 high) with zero defects. If the manufacturer has already performed the power moisture resistance test to any of the following drawings (94012, 94013, 94014, 94015, 94017, 94018, 94019, 94025, 94026, 04007, 04008, 04009
22、or 07010) then performance of the power moisture resistance test as a prerequisite for being a source of supply is not required. 3.5.1 Manufacturers eligibility (space levels A and T). Only approved sources of supply qualified to “T” failure rate level of MIL-PRF-55342 and approved to the general mi
23、litary level of this drawing may supply to space level codes A and T. Furthermore all testing for these levels shall be done on a production lot basis as defined in MIL-PRF-55342. Test deletion or reduction, which may be granted for ER level product, is not allowed for space level codes A and T of t
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