october 18, 2011 datatronic: 28151 highway 74, romoland, ca 92585 tel: 951-928-7700 toll free tel: 888-889-5391 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 subject to change without notice. 1 2 schematic x x x 1,00 typ .413 max. 10,50 .590 min. 15,00 .118 max. 3,00 ? .374 max. 9,50 ?.025 0,65 .196 5,00 1 2 .039 part number inductance (uh) @1khz q min. q test freq. srf (mhz) ref. dcr (ohm) max. rated current (a) max. i sat rated current (a) max. i rms dr217-4-222 2.2 20% 10 7.96mhz 60 0.011 5.5 4 dr217-4-332 3.3 20% 10 7.96mhz 38 0.013 3.8 3.4 dr217-4-472 4.7 20% 10 7.96mhz 30 0.017 3.7 3 dr217-4-682 6.8 20% 10 7.96mhz 24 0.023 2.8 2.6 dr217-4-103 10 10% 20 2.52mhz 19 0.031 2.5 2.2 dr217-4-153 15 10% 20 2.52mhz 15 0.042 2 1.9 dr217-4-223 22 10% 20 2.52mhz 12 0.07 1.6 1.5 dr217-4-333 33 10% 20 2.52mhz 10 0.092 1.3 1.2 dr217-4-473 47 10% 20 2.52mhz 8.2 0.13 1.1 1 dr217-4-683 68 10% 20 2. 52mhz 6.6 0.16 0.91 0.97 dr217-4-104 100 10% 15 796khz 5.4 0.23 0.75 0.81 dr217-4-154 150 10% 15 796khz 4.3 0.4 0.61 0.61 DR217-4-224 220 10% 15 796khz 3.5 0.53 0.5 0.53 dr217-4-334 330 10% 15 796khz 2.8 0.78 0.41 0.44 dr217-4-474 470 10% 10 796khz 2.3 1 0.34 0.39 dr217-4-684 680 10% 10 796khz 1.9 1.5 0.28 0.32 dr217-4-105 1000 10% 20 252khz 1.5 2.2 0.23 0.26 dr217-4-155 1500 10% 30 252khz 1.2 3.5 0.18 0.21 mechanical specifications notes: 1. dimensions are shown in inches/millimeters 2. unless otherwise specified, tolerance = inches: 0.012 = millimeters: 0,30 3. isat based on the inductance being 90% of its initial value 4. irms based on a temperature rise of 20c 5. for non-rohs parts replace dr prefix with 42- (e.g. dr217-4 becomes 42-217-4) 6. terminal finish is compliant to rohs requirements dr217-4 series radial leaded inductors features ? designed for emi filters & switching power supplies ? inductance range from 2.2h to 1500h ? operating temp. -20c to +80c ? dielectric withstand capability 400vac ? tinned leads with leaded solder is available (note 5) electrical specifications at 25oc
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