306 e. alondra blvd. gardena, ca 90247-1059 ? phone (310) 515-1720 ? fax (310) 515-1962 wwww.jwmiller.com 20.3 special features ? high q, high self-resonant frequency ? high voltage application on phenolic and ferrite components ? universal wound ? low cost ? varnish coated ? operating temperature: phenolic -55 to +125c; iron, ferrite -55 to +105c notes * current to cause 35c maximum temperature rise varnished rf chokes 70f series part number l (h) 20% q min. test freq. (mhz) srf (mhz) min. dcr ? max. i, dc* (ma) dim. a max dim. b 0.03 core material 70f107ap 0.10 49 25 600 0.13 3922 0.15 0.31 phenolic 70f157ap 0.15 52 25 490 0.25 2828 0.14 0.31 phenolic 70f227ap 0.22 48 25 400 0.38 2294 0.14 0.31 phenolic 70f337ap 0.33 47 25 330 0.70 1690 0.12 0.31 phenolic 70f477ap 0.47 46 25 280 0.125 1264 0.12 0.31 phenolic 70f687ap 0.68 48 25 240 0.20 1000 0.12 0.31 phenolic 70f757ap 0.75 48 25 224 0.264 870 0.12 0.31 phenolic 70f827ap 0.82 48 25 216 0.29 830 0.12 0.31 phenolic 70f106ai 1.0 41 25 118 0.048 2041 0.16 0.25 iron 10% 70f126ai 1.2 45 7.9 118 0.072 1666 0.16 0.25 iron 70f156ai 1.5 42 7.9 102 0.096 1443 0.16 0.25 iron 70f186ai 1.8 31 7.9 89 0.096 1443 0.16 0.25 iron 70f226ai 2.2 43 7.9 87 0.156 1132 0.16 0.25 iron 70f276ai 2.7 34 7.9 74 0.168 1091 0.16 0.25 iron 70f336ai 3.3 40 7.9 66 0.24 912 0.15 0.25 iron 70f396ai 3.9 35 7.9 61 0.264 870 0.15 0.25 iron 70f476ai 4.7 43 7.9 53 0.457 661 0.15 0.25 iron 70f566ai 5.6 41 7.9 49 0.492 637 0.15 0.25 iron 70f686ai 6.8 40 7.9 49 0.624 566 0.15 0.25 iron 70f756ai 7.5 32 7.9 44 0.624 566 0.15 0.25 iron 70f826ai 8.2 37 7.9 41 0.744 518 0.15 0.25 iron 70f916ai 9.1 41 7.9 21 1.44 288 0.16 0.25 iron 70f105ai 10 36 7.9 19 1.56 277 0.16 0.25 iron 70f125ai 12 52 2.5 19 1.68 267 0.16 0.25 iron 70f155ai 15 52 2.5 16 1.92 250 0.16 0.25 iron 5% 70f185ai 18 52 2.5 15 2.28 229 0.16 0.25 iron 70f225ai 22 51 2.5 13 2.28 229 0.16 0.25 iron 70f255ai 25 48 2.5 13 2.64 213 0.17 0.25 iron 70f275ai 27 49 2.5 12 2.64 213 0.17 0.25 iron 70f335ai 33 50 2.5 10 2.76 208 0.17 0.25 iron 70f395ai 39 48 2.5 9.3 3.36 188 0.17 0.25 iron 70f475ai 47 44 2.5 9.1 3.36 188 0.17 0.25 iron 70f565ai 56 45 2.5 8.6 3.84 176 0.18 0.25 iron 70f685ai 68 42 2.5 8.1 4.2 169 0.18 0.25 iron 70f755ai 75 38 2.5 7.2 4.56 162 0.18 0.25 iron 70f825ai 82 41 2.5 6.7 4.8 158 0.18 0.25 iron 70f915ai 91 41 2.5 6.7 4.92 156 0.18 0.25 iron 70f104ai 100 25 2.5 3.6 7.68 139 0.16 0.25 iron 70f124ai 120 40 0.79 3.2 8.16 135 0.16 0.25 iron 70f154ai 150 47 0.79 3.0 8.16 135 0.16 0.25 iron 70f184ai 180 48 0.79 2.8 8.16 135 0.17 0.25 iron 70f204ai 200 47 0.79 2.7 10.3 120 0.17 0.25 iron 70f224ai 220 46 0.79 2.5 11.5 114 0.17 0.25 iron 70f254ai 250 49 0.79 2.5 12.1 111 0.17 0.25 iron 70f274ai 270 46 0.79 2.5 13.2 106 0.17 0.25 iron 70f304ai 300 46 0.79 2.2 13.2 106 0.17 0.25 iron 70f334ai 330 41 0.79 2.0 13.9 103 0.17 0.25 iron 70f354ai 350 46 0.79 2.0 14.4 102 0.18 0.25 iron also available as rohs compliant. continued next page. 1.25 b a dia. 0.025 for 0.1-22,000uh 0.032 for 25,000-500,000uh dimensions: inches
306 e. alondra blvd. gardena, ca 90247-1059 ? phone (310) 515-1720 ? fax (310) 515-1962 wwww.jwmiller.com 20.4 varnished rf chokes special features ? high q, high self-resonant frequency ? high voltage application on phenolic and ferrite components ? universal wound ? low cost ? varnish coated ? operating temperature: phenolic -55 to +125c; iron, ferrite -55 to +105c notes * current to cause 35c maximum temperature rise 70f series continued part number l (h) 5% q min. test freq. (mhz) srf (mhz) min. dcr ? max. i, dc* (ma) dim. a max dim. b 0.03 core material 70f394ai 390 45 0.79 2.0 15.8 97 0.18 0.25 iron 70f474ai 470 35 0.79 1.8 16.3 95 0.18 0.25 iron 70f504ai 500 49 0.79 1.8 18.0 91 0.19 0.25 iron 70f564ai 560 41 0.79 1.7 19.2 88 0.19 0.25 iron 70f684ai 680 37 0.79 1.6 19.8 87 0.2 0.25 iron 70f754ai 750 40 0.79 1.6 22.9 80 0.21 0.25 iron 70f824ai 820 33 0.79 1.6 22.9 80 0.21 0.25 iron 70f914ai 910 32 0.79 1.4 24.0 79 0.22 0.25 iron 70f103ai 1000 30 0.79 1.4 24.0 79 0.22 0.25 iron 70f123ai 1200 34 0.25 1.2 33.6 66 0.22 0.25 iron 70f153ai 1500 40 0.25 1.1 37.2 63 0.22 0.25 iron 70f183ai 1800 40 0.25 0.96 42.0 59 0.23 0.25 iron 70f223ai 2200 40 0.25 0.96 45.6 57 0.24 0.25 iron 70f253ai 2500 48 0.25 0.96 45.6 57 0.26 0.38 iron 70f273ai 2700 50 0.25 0.88 45.6 57 0.26 0.38 iron 70f333ai 3300 52 0.25 0.80 51.6 53 0.26 0.38 iron 70f393ai 3900 53 0.25 0.76 57.6 51 0.27 0.38 iron 70f473ai 4700 49 0.25 0.68 64.8 48 0.28 0.38 iron 70f563ai 5600 53 0.25 0.68 69.6 46 0.3 0.38 iron 70f683ai 6800 51 0.25 0.64 78 43 0.31 0.38 iron 70f753ai 7500 49 0.25 0.60 85.2 41 0.31 0.38 iron 70f823ai 8200 48 0.25 0.60 92.4 40 0.33 0.38 iron 70F913AI 9100 52 0.25 0.56 98.4 39 0.33 0.38 iron 70f102ai 10,000 41 0.25 0.52 101 38 0.33 0.38 iron 70f122ai 12,000 46 0.079 0.36 100 50 0.3 0.50 iron 70f152ai 15,000 50 0.079 0.32 113 47 0.3 0.50 iron 70f182ai 18,000 49 0.079 0.29 128 44 0.32 0.50 iron 70f222ai 22,000 50 0.079 0.27 144 41 0.33 0.50 iron 70f252af 25,000 59 0.079 0.25 115 46 0.34 0.63 ferrite 70f272af 27,000 61 0.079 0.244 120 45 0.35 0.63 ferrite 70f332af 33,000 61 0.079 0.232 134 43 0.35 0.63 ferrite 70f392af 39,000 59 0.079 0.22 147 41 0.37 0.63 ferrite 70f472af 47,000 57 0.079 0.206 168 38 0.38 0.63 ferrite 70f502af 50,000 57 0.079 0.196 175 37 0.4 0.63 ferrite 70f562af 56,000 57 0.079 0.188 189 36 0.4 0.63 ferrite 70f682af 68,000 57 0.079 0.18 215 34 0.41 0.63 ferrite 70f752af 75,000 53 0.079 0.174 222 33 0.43 0.63 ferrite 70f822af 82,000 50 0.079 0.168 238 32 0.43 0.63 ferrite 70f912af 91,000 51 0.079 0.166 250 31 0.43 0.63 ferrite 70f101af 100,000 48 0.079 0.157 278 29 0.44 0.63 ferrite l tested @ 1khz 70f121af 120,000 46 0.025 0.084 288 48 0.48 0.88 ferrite 70f151af 150,000 49 0.025 0.077 328 44 0.50 0.88 ferrite 70f181af 180,000 51 0.025 0.075 374 41 0.52 0.88 ferrite 70f221af 220,000 51 0.025 0.07 424 39 0.54 0.88 ferrite 70f251af 250,000 52 0.025 0.065 468 37 0.55 0.88 ferrite 70f271af 270,000 53 0.025 0.062 490 36 0.57 0.88 ferrite 70f331af 330,000 54 0.025 0.06 540 34 0.58 0.88 ferrite 70f391af 390,000 54 0.025 0.056 617 33 0.6 0.88 ferrite 70f471af 470,000 55 0.025 0.054 704 30 0.61 0.88 ferrite 70f501af 500,000 53 0.025 0.052 736 30 0.63 0.88 ferrite also available as rohs compliant. 1.25 b a dia. 0.025 for 0.1-22,000uh 0.032 for 25,000-500,000uh dimensions: inches
|
