306 e. alondra blvd. gardena, ca 90247-1059 ? phone (310) 515-1720 ? fax (310) 515-1962 wwww.jwmiller.com 19.7 shielded, molded rf chokes special features ? magnetic shielded for low radiation ? high q, high reliability ? injection molded to protect coil from extreme environment ? flame retardant coating ? consistent body dimension ? color band identification ? dielectric strength 1000vrms ? operating temperature -55 to +125c typical applications ? telecommunications ? signal processing ? computer peripherals ? network routers ? data switchers ? consumer electronics ? medical electronics notes * rated current to cause 35c max. temperature rise ** incremental current to cause 5% max. inductance drop recommended replacement for the 9250 series 9250a series part number l (h) 10% q min. test freq. (mhz) srf (mhz) min. dcr ? max. i, dc* (ma) i, incr.** (ma) 9250a-101 0.10 50 25 250 0.025 1790 1790 9250a-121 0.12 51 25 250 0.034 1530 1530 9250a-151 0.15 51 25 250 0.037 1470 1470 9250a-181 0.18 50 25 250 0.047 1300 1300 9250a-221 0.22 49 25 250 0.067 1100 1100 9250a-271 0.27 47 25 250 0.11 855 855 9250a-331 0.33 46 25 250 0.13 780 780 9250a-391 0.39 44 25 250 0.18 670 670 9250a-471 0.47 44 25 235 0.25 565 565 9250a-561 0.56 43 25 210 0.33 490 490 9250a-681 0.68 42 25 190 0.45 420 420 9250a-821 0.82 40 25 180 0.59 370 370 9250a-102 1.0 40 25 140 0.07 1070 1070 9250a-122 1.2 44 7.9 130 0.10 895 895 9250a-152 1.5 44 7.9 115 0.12 815 815 9250a-182 1.8 44 7.9 105 0.14 775 775 9250a-222 2.2 44 7.9 100 0.19 650 650 9250a-272 2.7 44 7.9 92 0.28 535 535 9250a-332 3.3 44 7.9 85 0.35 480 480 9250a-392 3.9 44 7.9 75 0.40 450 450 9250a-472 4.7 44 7.9 70 0.55 380 380 9250a-562 5.6 44 7.9 65 0.72 335 335 9250a-682 6.8 50 7.9 55 1.02 280 280 9250a-822 8.2 50 7.9 50 1.32 250 250 9250a-103 10 50 7.9 46 1.62 220 220 9250a-123 12 55 2.5 44 2.0 200 200 9250a-153 15 45 2.5 49 0.80 315 250 9250a-183 18 45 2.5 45 0.89 300 235 9250a-223 22 45 2.5 41 0.96 290 220 9250a-273 27 45 2.5 38 1.19 260 200 9250a-333 33 45 2.5 34 1.37 240 190 9250a-393 39 50 2.5 29 1.93 205 180 9250a-473 47 50 2.5 27 2.11 195 175 9250A-563 56 50 2.5 25 2.23 190 160 9250a-683 68 50 2.5 21 2.70 170 150 9250a-823 82 50 2.5 10.5 2.44 180 140 9250a-104 100 50 2.5 10.0 3.12 160 120 9250a-124 120 55 0.79 9.7 3.6 150 95 9250a-154 150 55 0.79 8.5 4.1 140 90 9250a-184 180 55 0.79 8.0 4.4 135 85 9250a-224 220 55 0.79 7.5 5.0 125 80 9250a-274 270 55 0.79 7.0 5.8 115 70 9250a-334 330 55 0.79 6.5 6.4 110 65 9250a-394 390 60 0.79 6.2 7.4 105 60 9250a-474 470 60 0.79 5.7 9.5 92 58 9250a-564 560 60 0.79 4.7 10.5 90 55 9250a-684 680 60 0.79 4.5 11.8 80 50 9250a-824 820 60 0.79 4.2 13.0 80 45 9250a-105 1000 60 0.79 3.8 17.5 70 40 also available as rohs compliant. continued next page. 1.0 0.41 -/+0.02 0.162 -/+0.01 0.025 min. dimensions: inches
306 e. alondra blvd. gardena, ca 90247-1059 ? phone (310) 515-1720 ? fax (310) 515-1962 wwww.jwmiller.com 19.8 9250a series continued part number l (h) 10% q min. test freq. (mhz) srf (mhz) min. dcr ? max. i, dc* (ma) i, incr.** (ma) 9250a-125 1200 45 0.25 1.5 22.1 60 35 9250a-155 1500 45 0.25 1.2 26.5 55 33 9250a-185 1800 45 0.25 1.0 29.9 50 30 9250a-225 2200 45 0.25 0.97 33.8 50 27 9250a-275 2700 45 0.25 0.92 47.3 40 25 9250a-335 3300 45 0.25 0.84 53.0 40 22 9250a-395 3900 45 0.25 0.80 73.8 35 20 9250a-475 4700 45 0.25 0.74 81.6 31 19 9250a-565 5600 44 0.25 0.73 98.9 28 17 9250a-685 6800 40 0.25 0.66 111 27 16 9250a-825 8200 40 0.25 0.54 119 26 15 9250a-106 10,000 40 0.25 0.47 137 24 14 9250a-126 12,000 30 0.079 0.33 143 23 13 9250a-156 15,000 30 0.079 0.29 157 22 12 9250a-186 18,000 30 0.079 0.28 175 21 10 9250a-226 22,000 27 0.079 0.25 274 17 9 9250a-276 27,000 27 0.079 0.21 308 16 8 9250a-336 33,000 27 0.079 0.19 343 15 7.5 9250a-396 39,000 27 0.079 0.17 376 15 6 9250a-476 47,000 23 0.079 0.16 473 13 5.5 9250a-566 56,000 23 0.079 0.14 512 13 5 9250a-686 68,000 23 0.079 0.13 580 12 4 9250a-826 82,000 21 0.079 0.12 618 11 3.5 9250a-107 100,000 18 0.079 0.11 678 11 3 special features ? magnetic shielded for low radiation ? high q, high reliability ? injection molded to protect coil from extreme environment ? flame retardant coating ? consistent body dimension ? color band identification ? dielectric strength 1000vrms ? operating temperature -55 to +125c typical applications ? telecommunications ? signal processing ? computer peripherals ? network routers ? data switchers ? consumer electronics ? medical electronics notes * rated current to cause 35c max. temperature rise ** incremental current to cause 5% max. inductance drop recommended replacement for the 9250 series shielded, molded rf chokes also available as rohs compliant. 1.0 0.41 -/+0.02 0.162 -/+0.01 0.025 min. dimensions: inches
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