flyback transformers document 522 -1 document 522-1 revised 03/15/12 1. when ordering, please specify packaging code: POE300F-50L d packaging: d = 13 machine-ready reel. eia-481 embossed plastic tape (175 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. 2. inductance is for the primary, measured at 250 khz, 0.7 vrms, 0 adc. 3. peak primary current drawn at minimum input voltage. 4. dcr is with the windings connected in parallel. 5. leakage inductance is for the primary winding with the secondary wind - ings shorted. 6. turns ratio is with the primary and the secondary windings connected in parallel. 7. output is with the secondary windings connected in parallel. output of the auxiliary winding is 12 v 8. electrical specifcations at 25c. refer to doc 362 soldering surface mount components before soldering. inductance inductance leakage part at 0 a 2 at i pk 3 dcr max (ohms) inductance 5 turns ratio 6 i pk 3 number 1 10% (h) min (h) pri 4 sec 4 aux max (h) pri : sec pri : aux (a) output 7 poe300f-33l_ 42.0 37.8 0.070 0.0023 0.220 3.00 1 : 0.09 1 : 0.33 2.6 3.3 v, 9 a POE300F-50L_ 42.0 37.8 0.069 0.0050 0.225 1.60 1 : 0.14 1 : 0.33 2.6 5 v, 6 a poe300f-12l_ 42.0 37.8 0.061 0.015 0.195 0.545 1 : 0.33 1 : 0.33 2.6 12 v, 2.5 a poe300f-19l_ 42.0 37.8 0.060 0.037 0.195 0.430 1 : 0.56 1 : 0.33 2.6 19.5 v, 1.5 a poe300f-24l_ 42.0 37.8 0.060 0.055 0.195 0.310 1 : 0.67 1 : 0.33 2.6 24 v, 1.25 a 1 2 3 4 9 8 7 12 11 10 au x pr i sec 6 5 the primary windings and the secondary windings to be connected in parallel on the pc board. designers kit c398 contains three samples of each part. core material ferrite terminations rohs tin-silver over tin over nickel over phos bronze. other terminations available at additional cost. weight 11.9 g ambient temperature C40c to +125c storage temperature component: C40c to +125c. tape and reel packaging: C40c to +80c 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) failures in time (fit) / mean time between failures (mtbf) 38 per billion hours / 26,315,789 hours, calculated per telcordia sr-332 packaging 175 per 13 reel plastic tape: 44 mm wide, 0.4 mm thick, 32 mm pocket spacing, 11.9 mm pocket depth pcb washing tested with pure water or alcohol only. for other solvents, see doc787_pcb_washing.pdf. ? designed to meet 30 w poe ieee 802.3at-2009 standard. ? operates at 250 khz with 36 C 7 2 volts input. ? isolation: 1500 vrms, one minute pri to sec; 500 vrms pri to aux for 30 watt poe applications us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2013 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation.
flyback transformers for poe plus C poe300f document 522-2 0.930 23,62 0.130 3,30 0.050 1,27 0.118 3,0 1 0.450 11,43 1.181 30,00 0.827 21,0 0.810 20,57 0.969 24,6 0.084 2,13 0.028 0,72 0.118 3,0 max max max 1 1 12 12 6 6 7 7 recommended land p attern 0.004 /0,10 poe300f-xxx xxxx y dot indicates pin 1 pa rt s manuf actured pr ior to f ebr uar y, 2012 ma yb e mar ke d diff erently . pa rt n umber inter nal code dimensions are in inches mm document 522-2 revised 03/15/12 us uk t aiwan china singapore +1-847-639-6400 sales@coilcraft.com +44-1236-730595 sales@coilcraft-eur ope.com +886-2-2264 3646 sales@coilcraft.com.tw +86-21-6218 8074 sales@coilcraft.com.cn + 65-6484 8412 sales@coilcraft.com.sg ? coilcraft inc. 2013 this pr oduct may not be used in medical or high risk applications without prior coilcraft appr oval. specification subject to change without notice. please check web site for latest infor mation.
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