dash number* inductance (?) ?0% test frequency (mhz) dc resistance maximum (ohms) current rating maximum (ma) incremental current dc (ma) 1230 1040 920 890 750 649 551 527 477 455 435 418 389 377 355 296 255 248 245 242 233 222 211 209 195 1640 1390 1220 1180 1000 865 734 702 636 606 580 557 519 503 474 394 340 330 326 322 310 296 281 278 260 0.15 0.21 0.27 0.29 0.40 0.54 0.75 0.82 1.0 1.1 1.2 1.3 1.5 1.6 1.8 2.6 3.5 3.7 3.8 3.9 4.2 4.6 5.1 5.6 6.0 7.9 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 1.0 1.2 1.5 1.8 2.2 2.7 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 physical parameters inches millimeters a 0.235 to 0.255 5.97 to 6.48 b 0.085 to 0.105 2.16 to 2.67 c 0.090 to 0.110 2.29 to 2.79 d 0.060 to 0.080 1.52 to 2.03 e 0.035 to 0.055 0.89 to 1.40 f 0.100 (ref. only) 2.54 (ref. only) g 0.058 (ref. only) 1.47 (ref. only) dimensions ??and ??are over terminals operating temperature range 55? to +125? maximum power dissipation at 60? 0 .56 w core material ferrite note current rating is based on 60? ambient and 125? max. operating temperature. the incremental current is the current which causes a maximum change of inductance of 10%. packaging tape & reel (12mm): 7" reel, 750 pieces max.; 13" reel, 2700 pieces max. made in the u.s.a. patent protected series 2512 ferrite core -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 optional tolerances: j = 5% h = 3% g = 2% f = 1% *complete part # must include series # plus the dash # for further surface ?ish information, refer to technical section of this catalog. 2512 r 2512 surface mount power inductors series 4/2005 page 69 www . delevan . com e-mail: apisales@delevan . com 270 quaker rd., east aurora ny 14052 ? phone 716-652-3600 ? fax 716-652-4814 power inductors
|
