august 17, 2009 datatronic: 28151 highway 74, romoland, ca 92585 tel: 951-928-7700 fax: 951-928-7701 email: ddisales@datatronics.com 499 king?s road, hong kongtel: (852) 2562 3858, (852) 2564 8477 fax: (852) 2565 7214, (852) 2563 1290 all specifications are subj ect to change without notice. 1 2 schematic .490 12,45 .109 2,79 .490 12,45 .114 2,92 suggested pad layout .100 2,54 .729 max. 18,54 .279 max. 7,11 .600 max. 15,24 .500 12,70 1 2 331-4 xxx electrical specifications 25c dcr i rms (a) i sat (a) srf part no. inductance ( ? h) 20% ( ? ) max. max. (note 3) max. (note 2) (mhz) ref. dr331-4-102 1 0.009 8.6 20 80 dr331-4-222 2.2 0.014 7.1 16 80 dr331-4-332 3.3 0.018 6.2 14 60 dr331-4-562 5.6 0.020 5.3 12 40 dr331-4-103 10 0.031 4.3 10 30 dr331-4-153 15 0.036 4 8 22 dr331-4-223 22 0.047 3.5 7 20 DR331-4-333 33 0.066 3 5.5 15 dr331-4-473 47 0.086 2.6 4.5 9.0 dr331-4-683 68 0.13 2.3 3.5 8.0 dr331-4-104 100 0.19 1.8 3 7.0 dr331-4-154 150 0.25 1.5 2.6 6.0 dr331-4-224 220 0.38 1.2 2.4 5.0 dr331-4-334 330 0.56 1.0 1.9 4.0 dr331-4-474 470 0.85 0.82 1.4 3.0 dr331-4-684 680 1.1 0.72 1.2 2.5 dr331-4-105 1000 1.8 0.56 1.0 2.0 mechanical specifications smd inductor dr331-4 series features ? low profile surface mount design ? inductance range from 1.0h to 1000h ? operating temp. -40c to +85c ? tinned leads with leaded solder is available (note 6) notes: 1. dimensions are shown in inches/millimeters unless otherwise specified, tolerance = inches: 0.010 = millimeters: 0,25 2. isat based on the inductance being 90% of its initial value 3. irms based on temperature rise of 40c 4. tape & reel packaging, 400 pcs / reel. 5. inductance tested at 0.1 vrms @ 100 khz 6. for non-rohs parts replace dr prefix with 42- (e.g. dr331-4 becomes 42-331-4) 7. terminal finish is compliant to rohs requirements. solder in accordance with j- std-020d.
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