document 757-1 coupled inductors C lpd5030 core material ferrite core and winding loss see www.coilcraft.com/coupledloss weight 210 C 225 mg terminations rohs compliant, halogen free silver-palladium-plati - num-glass frit. other terminations available at additional cost. ambient temperature C40c to +85c with i rms current, +85c to +125c with derated current storage temperature component: C40c to +125c. packaging: C40c to +80c winding to winding isolation 100 v resistance to soldering heat max three 40 second refows at +260c, parts cooled to room temperature between cycles moisture sensitivity level (msl) 1 (unlimited foor life at <30c / 85% relative humidity) mean time between failures (mtbf) 26,315,789 hours packaging 750/7 reel; 2500/13 reel plastic tape: 12 mm wide, 0.32 mm thick, 8 mm pocket spacing, 3.1 mm pocket depth recommended pick and place nozzle od: 5 mm; id: 2.5 mm pcb washing only pure water or alcohol recommended document 757-1 revised 02/16/11 2 1 4 3 l1 l2 dimensions are in inches mm 0.060 1,52 0.114 0.004 2,90 0,10 dash n umber inter nal code dot indicates pin 1 0.189 0.003 4,80 0,076 0.189 0.003 4,80 0,076 xxx x 14 23 recommended land p attern 0.197 5,00 0.134 3,40 0.060 1,50 0.138 3,50 0.197 5,00 45 typ 0.090 2,30 0.134 3,40 0.090 2,30 0.030 0,75 the lpd5030 coupled miniature shielded inductors are only 3 mm high and 5 mm square. they are ideal for use in a variety of circuits including fyback, multi-output buck and sepic. these inductors provide high inductance, high effciency and excellent current handling in a rugged, low cost part. they can also be used as two single inductors connected in series or parallel or as a common mode choke. l1 l2 + + ? ? d c c t ypical fl ybac k co n ver ter v out v in sw l1 l2 ++ + ?? ? d d c c sw t ypical buc k con ver ter with auxiliary output t ypical sepic schematic v out v out v out au x v in v in l1 l2 q c1 c ++ ?? d for flyback, sepic and other applications
specifcations subject to change without notice. please check our website for latest information. coupled inductors for sepic applications C lpd5030 series document 757-2 document 757-2 revised 02/16/11 coupling leakage isat (a) 6 irms (a) inductance 2 dcr max 3 srf typ 4 coeffcient l typ 5 10% 20% 30% both one part number 1 (h) (ohms) (mhz) typ (h) drop drop drop windings 7 winding 8 lpd5030-102ne_ 1.0 30% 0.042 150 0.97 0.09 4.5 4.7 4.9 2.60 3.68 lpd5030-152me_ 1.5 20% 0.048 123 0.97 0.09 3.9 4.2 4.3 2.20 3.11 lpd5030-222me_ 2.2 20% 0.067 78.0 0.97 0.10 3.1 3.3 3.4 2.15 3.04 lpd5030-332me_ 3.3 20% 0.077 65.0 0.97 0.10 2.5 2.7 2.8 1.85 2.62 lpd5030-472me_ 4.7 20% 0.111 53.0 0.97 0.11 2.1 2.2 2.2 1.45 2.05 lpd5030-562me_ 5.6 20% 0.125 48.0 0.97 0.11 2.0 2.0 2.1 1.35 1.91 lpd5030-682me_ 6.8 20% 0.159 43.0 0.97 0.12 1.8 1.9 1.9 1.20 1.70 lpd5030-103me_ 10 20% 0.210 31.0 0.97 0.13 1.3 1.3 1.3 1.05 1.48 lpd5030-153me_ 15 20% 0.298 25.0 0.98 0.15 1.2 1.4 1.4 0.85 1.20 lpd5030-223me_ 22 20% 0.452 19.0 0.98 0.17 1.0 1.1 1.1 0.70 0.99 lpd5030-333me_ 33 20% 0.565 15.0 0.98 0.20 0.80 0.84 0.85 0.60 0.85 lpd5030-473me_ 47 20% 0.806 12.6 0.98 0.24 0.65 0.69 0.72 0.50 0.71 lpd5030-683me_ 68 20% 1.13 10.0 0.98 0.29 0.50 0.54 0.55 0.46 0.64 lpd5030-104me_ 100 20% 1.79 8.32 0.98 0.37 0.47 0.54 0.56 0.35 0.49 lpd5030-154me_ 150 20% 2.43 6.80 0.98 0.46 0.38 0.43 0.45 0.31 0.43 lpd5030-224me_ 220 20% 3.30 5.55 0.98 0.54 0.31 0.35 0.36 0.26 0.37 lpd5030-334me_ 330 20% 5.36 4.05 0.98 0.65 0.25 0.25 0.32 0.20 0.28 lpd5030-474me_ 470 20% 7.51 3.35 0.98 0.76 0.21 0.24 0.26 0.17 0.23 lpd5030-684me_ 680 20% 10.8 2.78 0.98 0.89 0.17 0.20 0.21 0.14 0.19 lpd5030-105me_ 1000 20% 16.5 2.24 0.98 1.20 0.15 0.17 0.17 0.11 0.15 1. please specify termination and packaging codes: lpd5030-105mec termination: e = rohs compliant, halogen free silver-palladium- platinum-glass frit. special order: t = rohs tin-silver-copper (95.5/4/0.5) or s = non-rohs tin-lead (63/37). packaging: c = 7 machine-ready reel. eia-481 embossed plastic tape (750 parts per full reel). b = less than full reel. in tape, but not machine ready. to have a leader and trailer added ($25 charge), use code letter d instead. d = 13 machine-ready reel. eia-481 embossed plastic tape. factory order only, not stocked (2500 parts per full reel). 2. inductance shown for each winding, measured at 100 khz, 0.1 vrms, 0 adc on an agilent/hp 4284a lcr meter or equivalent. when leads are connected in parallel, inductance is the same value. when leads are connected in series, inductance is four times the value. 3. dcr is for each winding. when leads are connected in parallel, dcr is half the value. when leads are connected in series, dcr is twice the value. 4. srf measured using an agilent/hp 4191a or equivalent. when leads are connected in parallel, srf is the same value. 5. leakage inductance is for l1 and is measured with l2 shorted. 6. dc current, at which the inductance drops the specifed amount from its value without current. it is the sum of the current fowing in both windings. 7. equal current when applied to each winding simultaneously that causes a 40c temperature rise from 25c ambient. see temperature rise calculation. 8. maximum current when applied to one winding that causes a 40c temperature rise from 25c ambient. see temperature rise calculation. 9. electrical specifcations at 25c. refer to doc 639 selecting coupled inductors for sepic applications. refer to doc 362 soldering surface mount components before soldering. temperature rise calculation based on specifed irms coupled inductor core and winding loss calculator this web-based utility allows you to enter frequency, peak-to-peak (ripple) current, and i rms current to predict temperature rise and overall losses, including core loss. visit www.coilcraft.com/coupledloss. t emperature r ise = winding po wer loss 90c w winding po wer loss = (+) dcr in w atts (w) ii l1 2 l2 2 equal current in each winding (1.4 a): winding po wer loss = (1.4 + 1.4 ) 0.111 = 0.435 w t emperature r ise = 0.435 w 90c w = 39.2c 22 unequal current (ii l1 l2 ow er loss = (1.8 + 0.8 ) 0.111 = 0.431 w t emperature r ise = 0.431 w 90c w = 38.8c 22 = 1.8 a, = 0.8 a): winding p examples f or lpd5030-472me:
specifcations subject to change without notice. please check our website for latest information. coupled inductors for sepic applications C lpd5030 series document 757-3 document 757-3 revised 02/16/11 typical l vs current typical current derating typical l vs frequency -40 -20 02 04 06 08 0 100 140 120 a mbient t emperatur e (c) pe r cent of r ated c urrent 120 110 100 90 80 70 60 50 40 30 20 10 0 i sat i rm s 25 c 1 10 100 1000 10000 inductance (h) 0.1 1 100 10 frequenc y (mhz) 100 h 330 h 1000 h 33 h 10 h 3.3 h 1 10 100 1000 10000 inductance (h) 0.01 0.1 10 1 current (a) 100 h 330 h 1000 h 33 h 10 h 3.3 h
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