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| usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 15 spm2007 (11/07) height: 4.42mm max footprint: 10.32mm typ x 9.32mm max current rating: up to 2.5a inductance range: 10h to 560h 260c reflow peak temperature qualified part 5 inductance irated 2 dcr inductance saturation 3 heating 4 number @irated 1 (a) (m max) @0adc current current idc ( h typ) ( h 10%) isat (a) (a) pf0581.103nl 9.5 2.50 43 10 2.50 3.25 pf0581.123nl 11 2.30 48 12 2.30 3.15 pf0581.153nl 14 2.00 60 15 2.00 2.70 pf0581.183nl 17 1.90 66 18 1.90 2.50 pf0581.223nl 21 1.70 84 22 1.70 2.25 pf0581.273nl 26 1.50 96 27 1.50 2.05 pf0581.333nl 31 1.30 115 33 1.30 1.90 pf0581.393nl 37 1.20 151 39 1.20 1.73 pf0581.473nl 45 1.10 166 47 1.10 1.65 pf0581.563nl 53 1.00 199 56 1.00 1.52 pf0581.683nl 65 0.93 233 68 0.93 1.37 pf0581.823nl 78 0.85 262 82 0.85 1.29 pf0581.104nl 95 0.76 333 100 0.76 1.16 pf0581.124nl 110 0.70 376 120 0.70 1.10 pf0581.154nl 140 0.63 500 150 0.63 0.97 pf0581.184nl 170 0.56 620 180 0.56 0.84 pf0581.224nl 210 0.53 721 220 0.53 0.79 pf0581.274nl 260 0.46 949 270 0.46 0.68 pf0581.334nl 310 0.42 1100 330 0.42 0.63 pf0581.394nl 370 0.39 1245 390 0.39 0.60 pf0581.474nl 450 0.35 1526 470 0.35 0.53 pf0581.564nl 530 0.32 1870 560 0.32 0.51 smt power inductors unshielded drum core - pf0581nl series mechanical schematic electrical specifications @ 25c ? operating temperature -40c to +125c 6 weight . . . . . . . . . . .1.2 grams tape & reel . . . . . . . .900/reel dimensions: inches mm unless otherwise specified, all tolerances are .004 0,10 ./ $ * 0$* , - 1 2 , , - , 2 , &3 *& *$ $ /203 2 , , 2 2 , , , 1 , !"#!!$$ %&' 3&*4 $4* 0. 0 5 , 5 , usa 858 674 8100 ? ? germany 49 7032 7806 0 ? ? singapore 65 6287 8998 ? ? shanghai 86 21 54643211 / 2 ? ? china 86 755 33966678 ? ? taiwan 886 3 4641811 www.pulseeng.com 16 spm2007 (11/07) typical inductance vs current characteristics smt power inductors unshielded drum core - pf0581nl series notes from tables 1. inductance at irated is a typical inductance value for the compo- nent taken at rated current. 2. the rated current listed is the lower of the saturation current @ 25c or the heating current. 3. the saturation current, isat, is the current at which the component inductance drops by 10% (maximum) at an ambient temperature of 25c. this current is determined by placing the component in the specified ambient environment and applying a short duration pulse current (to eliminate self-heating effects) to the component. 4. the heating current, i dc , is the dc current required to raise the component temperature by approximately 45c. the heating current is determined by mounting the component on a typical pcb and applying current for 30 minutes. 5. optional tape & reel packaging can be ordered by adding a " t " suffix to the part number (i.e. pf0581.103nl becomes pf0581.103nl t ). pulse complies to industry standard tape and reel specification eia481. 6. the temperature of the component (ambient plus temperature rise) must be within the stated operating temperature range. |
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