1、 MS21363B 2 July 2007 SUPERSEDING MS21363A(USAF) 2 July 1985 MILITARY SPECIFICATION SHEET COILS, RADIO FREQUENCY, MOLDED, FIXED, MICROMINIATURE, MAGNETICALLY SHIELDED, (FERRITE CORE-FERRITE SLEEVE), TYPES LT10K307 TO LT10K353 INCL. This specification is approved for use by all Depart- ments and Agen
2、cies of the Department of Defense. The requirements for acquiring the products described herein shall consist of this specification and MIL-PRF-15305. Dimensions in inches with metric Equivalents (mm) in parentheses Ltr Minimum Maximum A B C D .152 (3.86) .390 (9.91) 1.250 (31.75) .023 (0.58) .172 (
3、4.37) .430 (10.92) 1.625 (41.28) .027 (0.69) NOTES: 1. Dimensions are in inches. 2. Metric equivalents are given for general information only. 3. These coils are intended to be supported by their leads. 4. Solderable/weldable lead wire, AWG number 22. FIGURE 1. Dimensions and configuration. AMSC N/A
4、 FSC 5950 INCH-POUND Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21363B 2 REQUIREMENTS: Design, construction, and physical dimensions: See figure 1. Style: LT10. Grade: 1. Class: A. Weight: 1 gram, maximum. Operating temperature range: -55C to
5、+105C. Ambient temperature: 90C maximum. Temperature rise: 15C maximum. Terminal pull: 5 pounds minimum. Altitude: 70,000 feet. Shock, specified pulse: Method 213 of MIL-STD-202, test condition I, is applicable. Dielectric withstanding voltage: At sea level: Method 301 of MIL-STD-202, test voltage 1
6、,000 V rms for a minimum of 60 seconds. At reduced barometric pressure: Method 105 of MIL-STD-202, test condition C, test voltage 200 V rms for a minimum of 60 seconds. Percent coupling: 3 percent maximum. Electrical characteristics: See table I and table II. Inductance: See table I. Q values: See t
7、able I. Self-resonant frequency (SRF): See table I. DC resistance (DCR): See table I. Part or Identifying Number (PIN): MS21363- (dash number from table I). Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21363B 3 TABLE I. Electrical characteristic
8、s (initial). Dash number 1/ Type designation Inductance (H) 5% Q (min) Test frequency (MHz) SRF min (MHz) DC Resistance at 25C max (ohms) Rated dc current (mA) Incre-ental Current (mA) -1 LT10K307 15 45 2.5 49 .80 315 250 -2 LT10K308 18 45 2.5 45 .89 300 235 -3 LT10K309 22 45 2.5 41 .96 290 220 -4 L
9、T10K310 27 45 2.5 38 1.19 260 200 -5 LT10K311 33 45 2.5 34 1.37 240 190 -6 LT10K312 39 50 2.5 29 1.93 205 180 -7 LT10K313 47 50 2.5 27 2.11 195 175 -8 LT10K314 56 50 2.5 25 2.23 190 160 -9 LT10K315 68 50 2.5 21 2.70 170 150 -10 LT10K316 82 50 2.5 10.5 2.44 180 140 -11 LT10K317 100 50 2.5 10.0 3.12 1
10、60 120 -12 LT10K318 120 55 .79 9.7 3.60 150 95 -13 LT10K319 150 55 .79 8.5 4.10 140 90 -14 LT10K320 180 55 .79 8.0 4.40 135 85 -15 LT10K321 220 55 .79 7.5 5.00 125 80 -16 LT10K322 270 55 .79 7.0 5.80 115 70 -17 LT10K323 330 55 .79 6.5 6.40 110 65 -18 LT10K324 390 60 .79 6.2 7.40 105 60 -19 LT10K325
11、470 60 .79 5.7 9.50 92 58 -20 LT10K326 560 60 .79 4.7 10.5 90 55 -21 LT10K327 680 60 .79 4.5 11.8 80 50 -22 LT10K328 820 60 .79 4.2 13.0 80 45 -23 LT10K329 1.000 60 .79 3.8 17.5 70 40 -24 LT10K330 1,200 45 .25 1.5 22.1 60 35 -25 LT10K331 1,500 45 .25 1.2 26.5 55 33 -26 LT10K332 1,800 45 .25 1.0 29.9
12、 50 30 -27 LT10K333 2,200 45 .25 .97 33.8 50 27 -28 LT10K334 2,700 45 .25 .92 47.3 40 25 -29 LT10K335 3,300 45 .25 .84 53.0 40 22 -30 LT10K336 3,900 45 .25 .80 73.8 35 20 -31 LT10K337 4,700 45 .25 .74 81.6 31 19 -32 LT10K338 5,600 44 .25 .73 98.9 28 17 -33 LT10K339 6,800 40 .25 .66 111.0 27 16 -34 L
13、T10K340 8,200 40 .25 .54 119.0 26 15 -35 LT10K341 10,000 40 .25 .47 137.0 24 14 -36 LT10K342 12.000 30 .079 .33 143.0 23 13 -37 LT10K343 15.000 30 .079 .29 157.0 22 12 -38 LT10K344 18.000 30 .079 .28 175.0 21 10 -39 LT10K345 22,000 27 .079 .25 274.0 17 9 -40 LT10K346 27,000 27 .079 .21 308.0 16 8 -4
14、1 LT10K347 33,000 27 .079 .19 343.0 15 7.5 -42 LT10K348 39,000 27 .079 .17 376.0 15 6.0 -43 LT10K349 47,000 23 .079 .16 473.0 13 5.5 -44 LT10K350 56,000 23 .079 .14 512.0 13 5.0 -45 LT10K351 68,000 23 .079 .13 580.0 12 4.0 -46 LT10K352 82,000 21 .079 .12 618.0 11 3.5 -47 LT10K353 100,000 18 .079 .11
15、 678.0 11 3.0 1/ The dash number added to MS military standard number constitutes the MS PIN; for example MS21363-1. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21363B 4 TABLE II. Electrical characteristics (final). 1/ Allowable variation from
16、Initial measurement Allowable percent from specified minimum value in electrical characteristics (initial) table Inspection group Inductance (percent) DC resistance Self-resonant frequency Q Qualification inspection Group II Group III Group IV 5 10 5 - (5% +.001 ohm) (2% +.001 ohm) - -15 -5 -10 -20
17、-20 Conformance inspection group C Subgroup I Subgroup II 2/ Subgroup III 5 5 10 - (2% +.001 ohm) (5% +.001 ohm) - -5 -15 -10 -20 -20 1/ Test fixture allowance of +.01 H shall be added to all change in inductance limits ( _ percent +.01 H). NOTES: 1. After the overload test is performed, a period of
18、 24 hours shall elapse prior to taking electrical characteristics (final) measurements. 2. DC resistance shall be the last measurement taken in the electrical characteristics test sequence. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MS21363B 5 C
19、hanges from previous issue. The margins of this specification are marked with vertical lines to indicate where changes from the previous issue were made. This was done as a convenience only and the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders and contra
20、ctors are cautioned to evaluate the requirements of this document based on the entire content irrespective of the marginal notations and relationship to the last previous issue. Referenced documents. In addition to MIL-PRF-15305, this document references MIL-STD-202. Custodians: Preparing activity:
21、Army CR DLA CC Navy EC Air Force 11 (Project 5950-2007-012) DLA - CC Review activities: Air Force 19 NOTE: The activities listed above were interested in this document as of the date of this document. Since organizations and responsibilities can change, you should verify the currency of the information above using the ASSIST Online database at http:/assist.daps.dla.mil. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-
