smt poe transformer s document 381 -1 specifications subject to change without notice. document 381-1 revised 09/29/04 1. when ordering, please specify packaging code: poe13f-12 d packaging: d =13 machine-ready reel. eia-481 embossed plastic tape (200 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. when ordering a rohs-compliant part, add an ?l? before the packaging code: e.g. poe13f-12 l d 2. inductance is measured at 250 khz, 0.3 vrms. 3. peak primary current drawn at minimum input voltage. 4. leakage inductance is for the primary winding with the secondary winding shorted. 5. operating temperature range ?40c to +125c. 6. electrical specifications at 25c. inductance inductance leakage part power at 0 a 2 at i pk 3 dcr max (ohms) inductance 4 turns ratio i pk 3 secondary number 1 (w) 10% (h) min (h) pri sec bias max (h) pri :sec pri : bias (a) output poe60f-18_ 6 75.0 67.5 0.195 0.005 0.195 8.0 1 : 0.07 1 : 0.36 1.3 1.8 v, 3.3 a poe60f-25_ 6 55.0 49.5 0.095 0.005 0.150 4.6 1 : 0.08 1 : 0.33 1.2 2.5 v, 2.4 a poe60f-33_ 6 65.0 58.5 0.138 0.007 0.180 3.9 1 : 0.11 1 : 0.36 1.2 3.3 v, 1.8 a poe60f-50_ 6 60.0 54.0 0.130 0.009 0.165 2.3 1 : 0.15 1 : 0.35 1.1 5.0 v, 1.2 a poe60f-12_ 6 55.0 49.5 0.095 0.017 0.150 0.7 1 : 0.35 1 : 0.35 1.1 12.0 v, 0.5 a poe13f-18_ 13 45.0 40.5 0.195 0.005 0.195 7.9 1 : 0.07 1 : 0.36 2.3 1.8 v, 7.2 a poe13f-25_ 13 35.0 31.5 0.095 0.005 0.150 4.2 1 : 0.08 1 : 0.33 2.2 2.5 v, 5.2 a poe13f-33_ 13 40.0 36.0 0.138 0.007 0.180 3.4 1 : 0.11 1 : 0.36 2.2 3.3 v, 3.9 a poe13f-50_ 13 40.0 36.0 0.130 0.009 0.165 1.9 1 : 0.15 1 : 0.35 2.1 5.0 v, 2.6 a poe13f-12_ 13 35.0 31.5 0.095 0.017 0.150 0.6 1 : 0.35 1 : 0.35 2.1 12.0 v, 1.1 a this series of transformers is designed specifically for powered devices (pd) in i eee 802.3af-compliant power over ethernet (poe) applications. they feature interleaved primary and secondary wind- ings to minimize leakage inductance, and a separate bias winding. isolation is 1500 vrms between the primary and secondary windings. coilcraft?s poe transformers are available in 6 watt and 13 watt output versions for a 250 khz switching fre- quency. input is 36 ?7 2 volt and the output of the bias winding is 12 v, 0.2 a. these parts can be ordered with leads coated in lead-free solder that make them compliant with rohs standards. coilcraft can also custom engineer a transformer to meet your specific requirements. coilcraft designer?s kit c172 contains samples of all parts. to order, contact coilcraft or visit http://order.coilcraft.com to purchase on-line. 5,6 1,2 10 12,11 3 8,7 primary secondary bias schematic
smt poe transformers 0.135 3,43 0.07 1,79 0.098 2,5 112 0.335 8,51 0.079 2,01 0.865 21,97 0.590 14,98 0.677 17,20 0.693 17.60 0.665 16,88 0.028 0,72 0.098 2,5 max dot indicates pin 1 max max 1 1 12 12 6 6 7 7 recommended land pattern 0.004 /0,10 tape and reel: 200/13 reel 44 mm tape width for packaging data see tape and reel specifications section. document 381 -2 specifications subject to change without notice. document 381-2 revised 09/29/04
|
