document number: 34188 for tec hnical questions, contact: magnetics@vishay.com www.vishay.com revision: 15-jul-09 1 inductors, military, mil-prf-15305 qualified, type lt, molded, shielded, miniature, axial leaded ms21426 vishay dale features ? flame retardant coating ? electromagnetic shield ? small package for a shielded inductor ? epoxy molded construction provides superior moisture protection ? precision perfo rmance, excellent reliability, sturdy construction electrical specifications inductance tolerance: 10 % standard insulation resistance: 1000 m minimum per mil-std-202, method 302, test condition b dielectric withst anding voltage: 200 v ac per mil-std-202, method 301 (sea level) percent coupling: 3 % maximum per mil-prf-15305 operating temperature range: - 55 c to + 105 c mechanical specifications terminal strength: 3 pounds pull per mil-std-202, method 211, test condition a except 180 rotation for a total of 540 c weight: 0.30 g maximums material specifications encapsulant: epoxy standard terminal: #24 awg tinned copper test equipment (1) ? h/p 4342a q-meter ? measurements corporation megacycle meter, model 59 ? wheatstone bridge note (1) test procedures per mil-prf-15305 inductance range and military standard military standard inductance range (h) classification material from to grade class core shield ms21426 1.2 100 1 a powered iron powered iron environmental performance test conditions specifications barometric pressure c mil-std-202, method 105 thermal shock a-1 mil-std-202, method 107 flammability - mil-std-202, method 111 overload - mil-prf-15305 low temperature storage - mil-prf-15305 resistance to soldering hea t a mil-std-202, method 210 resistance to solvents - mil-std-202, method 215 dimensions in inches [millimeters] 1.50 0.120 [ 3 8.10 3 .05] 0.250 0.010 [6. 3 5 0.254] 0.095 0.010 [2.41 0.254] 0.020 0.0015 [0.0508 0.0 3 8]
www.vishay.com for technical questions, contact: magnetics@vishay.com document number: 34188 2 revision: 15-jul-09 ms21426 vishay dale inductors, military, mil-prf- 15305 qualified, type lt, molded, shielded, miniature, axial leaded notes (1) measured with full length lead (2) rated dc current: based on the ma ximum temperature rise not to exceed 15 c at + 90 c ambient note ? listing of military standard does not imply qualification. contact factory for latest government qpl information standard electrical specifications model ind. (h) tol. (%) military standard military type q min. test freq. l and q (mhz) srf min. (mhz) (1) dcr max. ( ) rated dc current (ma) (2) ms21426 lt10k iron core 1.2 10 - 14 531 40 7.9 130 0.73 247 1.5 10 - 15 532 41 7.9 115 0.86 228 1.8 10 - 16 533 43 7.9 105 0.95 217 2.2 10 - 17 534 45 7.9 95 1.1 202 2.7 10 - 18 535 48 7.9 90 1.2 193 3.3 10 - 19 536 49 7.9 80 1.3 185 3.9 10 - 20 537 50 7.9 75 1.5 173 4.7 10 - 21 538 53 7.9 70 2.4 136 5.6 10 - 22 539 54 7.9 60 2.9 124 6.8 10 - 23 540 55 7.9 55 3.2 118 8.2 10 - 24 541 55 7.9 53 3.6 111 10.0 10 - 25 542 57 7.9 50 4.0 106 12.0 10 - 26 543 36 2.5 35 3.0 122 15.0 10 - 27 544 38 2.5 30 3.4 115 18.0 10 - 28 545 40 2.5 26 3.8 108 22.0 10 - 29 546 40 2.5 24 4.9 96 27.0 10 - 30 547 40 2.5 21 5.8 88 33.0 10 - 31 548 41 2.5 20 6.5 83 39.0 10 - 32 549 42 2.5 19 7.9 75 47.0 10 - 33 550 44 2.5 16 9.3 69 56.0 10 - 34 551 44 2.5 15 11 64 68.0 10 - 35 552 45 2.5 13 12 61 82.0 10 - 36 553 45 2.5 11 13 59 100.0 10 - 37 554 40 2.5 10.5 16.8 51 description - military part number ms21426 -14 lt 10 k 531 military standard inductance value or type grade and class family id number global part number ms21426 -14 ru product family inductance value package code
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