current rating max. (ma dc) incremental current (ma dc) dc resistance maximum (ohms) dash number* inductance (?) ?0% @ 1 khz physical parameters inches millimeters a 0.166 to 0.190 4.22 to 4.83 b 0.118 to 0.134 3.00 to 3.40 c 0.118 to 0.134 3.00 to 3.40 d 0.015 min. 0.38 min. e 0.054 to 0.078 1.37 to 1.98 f 0.118 (ref. only) 3.00 (ref. only) g 0.066 (ref. only) 1.68 (ref. only) dimensions ??and ??are over terminals operating temperature range 55? to +125? current rating at 90? ambient 35? rise maximum power dissipation at 90? 0.278 w inductance measured at 1v with no dc current incremental current the current at which the inductance will be decreased by a maximum of 5% from its initial zero dc value. packaging tape & reel (12mm): 7" reel, 650 pieces max.; 13" reel, 2500 pieces max. made in the u.s.a. patent protected 2400 2158 1980 1828 1697 1513 1397 1250 1131 1060 990 871 772 752 693 614 515 465 425 376 366 336 297 267 238 208 183 158 143 129 118 1050 1000 950 900 850 800 750 700 650 650 600 600 550 550 450 400 370 330 300 280 260 240 220 200 180 160 140 120 120 100 90 0.113 0.199 0.222 0.240 0.268 0.288 0.323 0.347 0.401 0.437 0.472 0.548 0.608 0.670 0.780 0.875 1.200 1.404 1.578 1.848 2.064 2.268 3.408 3.648 4.320 6.000 6.432 8.400 9.680 12.720 15.240 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 series p1812 -102k -122k -152k -182k -222k -272k -332k -392k -472k -562k -682k -822k -103k -123k -153k -183k -223k -273k -333k -393k -473k -563k -683k -823k -104k -124k -154k -184k -224k -274k -334k optional tolerances: j=5% h=3% g=2% *complete part # must include series # plus the dash # for further surface ?ish information, refer to technical section of this catalog. p1812r p1812 surface mount power inductors series page 67 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 ? phone 716-652-3600 ? fax 716-652-4814 4/2005 power inductors
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