document number 34047 revision 02-nov-01 www.vishay.com 21 IMS-2WWD-40 vishay dale for technical questions, contact magnetics@vishay .com inductors subminiature, shielded features classification is grade 2, class b. inductance range is 0.10 h to 1000 h. high inductance-to-size ratio. 0.133" [3.38mm] diameter by 0.335" [8.51mm] length. subminiature shielded inductor. solves special problems in density circuit application. standard electrical specifications *incremental current: the dc current required to cause a 5% reduction in the nominal inductance value. q min. 42 42 42 42 42 42 42 42 41 39 36 35 42 38 38 38 36 38 38 40 42 42 45 47 51 51 45 43 42 37 46 38 42 41 46 46 43 50 49 56 53 57 57 57 50 50 56 49 49 test freq. (mhz) 25 25 25 25 25 25 25 25 25 25 25 25 25 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 7.9 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 2.5 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 0.79 srf min. (mhz) > 400 > 400 > 400 366 331 298 288 271 247 236 216 200 136 120 111 103 94 85 78 73 66 62 54 50 44 39 44 40 36 33 30 26 23 22 18 17 15 13 12 11 10 9 8.5 8 7 6 5.5 5 4.5 dcr max. (ohms) 0.112 0.126 0.138 0.165 0.198 0.220 0.258 0.292 0.360 0.397 0.472 0.638 0.208 0.225 0.265 0.285 0.330 0.381 0.432 0.576 0.787 1.04 1.40 1.68 2.58 3.65 .862 1.02 1.12 1.28 1.70 1.99 2.41 2.85 3.21 3.57 4.10 5.97 7.05 8.12 14.8 16.8 18.6 21.1 32.2 36.4 41.1 45.0 52.0 rated dc current (ma) 1720 1630 1550 1420 1330 1230 1140 1060 960 915 840 720 1260 1210 1120 1080 1000 935 875 755 650 565 485 440 355 300 620 570 545 510 440 405 370 340 320 305 280 235 215 200 150 140 130 120 100 95 90 85 80 incr.* current (ma) > 1720 > 1630 > 1550 > 1420 > 1330 > 1230 > 1140 > 1060 > 960 > 915 > 840 > 720 > 1260 > 1210 > 1120 > 1080 > 1000 > 935 > 875 > 755 > 650 > 565 > 485 > 440 > 355 > 300 200 175 160 155 150 145 140 130 120 115 100 80 68 64 60 58 56 54 52 50 48 47 45 phenolic iron ferrite electrical specifications inductance tolerance: 10% q-meter. dielectric strength: 700vrms at sea level. operating temperature: - 55 c to + 125 c. self-resonant frequency: minimum srf measured with full length leads on grid-dip meter. rating: maximum current based on 1/3 watt dissipation. mechanical specifications terminal strength: meets 5 pound pull test. density specifications weight: 0.50 gram maximum. shielding: less than 3% coupling with two units mounted side by side at 1000 cycles. marking ?color coded ordering information 10% inductance tolerance IMS-2WWD-40 model 0.10 h inductance value dimensions in inches [millimeters] #24 .020 .002 [.508 .051] tcw 1.3 [33.02] typ. min. .133 [3.38] max. .335 [8.51] max. model IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 IMS-2WWD-40 ind. ( h) 0.10 0.12 0.15 0.18 0.22 0.27 0.33 0.39 0.47 0.56 0.68 0.82 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10 12 15 18 22 27 33 39 47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 tol. 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10% 10%
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