manufacturer of passive components 800-684-5322 inside us 949-453-1811 outside us copyright ? 2014 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice rev 04.02.14 smd poe power transformers www.ctparts.com ctptf series from 3w to 27w specifications not shown at actual size characteristics description: smd transformers for power over ethernet(poe) features: designed for 200khz switching frequency. ? power: 3w~27w ? hipot: 1500vrms ? three different smd platforms. ? custom designs available. ? operating temperature: -40c to +125c storage temperature: -55c to +125c solder refow temperature: 245c for 10 seconds maximum miscellaneous: rohs compliant. samples available. see website for ordering information. p art number (1) t urns ratio pri:sec:aux (2) inductance 10% (h) input (3) l eakage inductance max. (h) (4 ) dcr max. (w) (5) output voltage pri aux sec ctptf-5011ep7 1:0.083:0.208 500 33~57v , 200khz 7.5 1.75 0.215 0.015 vo=3.3v/3w, 8v/20ma ctptf-3111ep7 1:0.182:0.682 310 33~57v , 200khz 5.0 1.60 2.60 0.045 vo=3.3v/3w, 12v20ma ctptf-5012ep7 1:0125:0.208 500 33~57v, 200 khz 7.5 1.75 0.215 0.035 vo=5.00v/3w, 8v/20ma ctptf-3112ep7 1:0.273:0.682 310 33~57v , 200khz 5.0 1.60 2.65 0.087 vo=5.00v/3w, 12v/20ma ctptf-5211ep7 1:0.286:0.204 521 33~57v , 200khz 7.5 1.75 0.22 0.100 vo=12v/3w, 8v/20ma ctptf-3113ep7 1:0.682:0.682 310 33~57v , 200khz 5.0 1.60 2.60 0.55 vo=12v/3w,12v/20ma ep7 8pin smd physical dimensions ep7 8pin smd (u nit: mm) 2.50.1 0.7x0.25 8 1 5 4 10.67max. 13.5max. 9.27max. 8*1.27 2.50 9.14 13.72 3 4 2 1 6,5 8,7 pri sec aux schematic not es from ta bles 1. turn ratio is with the secondary windings connected in parallel. l(nom) = nominal inductance is for pri winding, measured at 200khz, 2. 0.1vrms, 0adc. leakage inductance measured between pri with other pins shorted. 3. dcr for the secondary windings connected in parallel. 4. output is with the secondary windings connected in parallel. 5.
manufacturer of passive components 800-684-5322 inside us 949-453-1811 outside us copyright ? 2014 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice rev 04.02.14 www.ctparts.com specifications smd poe power transformers p art number (1) t urns ratio pri:sec:aux (2) inductance 10% (h) input (3) l eakage inductance max. (h) (4 ) dcr max. (w) schematic (5) output voltage pri aux sec ctptf-2502ep10 1:0.100:0.150 25.2 36~72v , 300khz 2.0 0.25 0.02 0.0035 b vo=3.3v/10w, 5v/100ma ctptf-2512ep10 1:0.083:0.208 253 33~57v , 200khz 7.5 0.42 0.115 0.0075 a vo=3.3v/7w, 8v/20ma ctptf-1511ep10 1:0.182:0.682 155 33~57v, 200 khz 5.0 0.53 0.90 0.031 a vo=3.3v/7w, 12v/20ma ctptf-2001ep10 1:0.222:0.555 20.4 90~50v , 200khz 1.5 0.08 0.15 0.0075 a vo=3.3v/10w, 8v/20ma ctptf-2002ep10 1:0.444:0.388 20.4 9~50v, 200 khz 1.5 0.08 0.105 0.03 a vo=3.3v/10w, 5v/20ma ctptf-2513ep10 1:0.125:0.208 253 33~57v , 200khz 7.5 0.42 0.115 0.016 a vo=5v/7w, 8v/20ma ctptf-1512ep10 1:0.273:0.682 155 33~57v, 200 khz 5.0 0.57 1.00 0.040 a vo=5v/7w, 12v/20ma ctptf-2611ep10 1:0.286:0.204 264 33~57v , 200khz 7.5 0.80 0.115 0.045 a vo=12v/7w, 8v/20ma CTPTF-1611EP10 1:0.682:0.682 155 33~57, 200khz 5.0 0.54 0.92 0.37 a vo=12v/7w, 12v/20ma ep10 8pin smd schematics 0.60.1 5 8 4 1 2.5 10.5 1.27 suggested pad layout 2.500.1 14.0max. 14.8max. 11.5max. 3 4 2 1 6,5 8,7 a pri sec aux 4 6 5 3 7,8 1,2 b pri sec aux physical dimensions ep10 8pin smd (u nit: mm)
manufacturer of passive components 800-684-5322 inside us 949-453-1811 outside us copyright ? 2014 by ct magnetics, dba central technologies. all rights reserved. ct magnetics reserves the right to make improvements or change specifications without notice rev 04.02.14 www.ctparts.com ep13 10pin smd (u nit: mm) specifications p art number (1) t urns ratio pri:sec:aux (2) inductance 10% (h) input (3) l eakage inductance max. (h) (4 ) dcr max. (w) schematic (5) output voltage pri aux sec ctptf-1213ep13 1:0.083:0.208 127 33~5v , 200khz 7.5 0.44 0.088 0.006 a vo=3.3v/13.5w, 8v/20ma ctptf-1611ep13 1:0.167:0.639 155.5 33~57v, 200 khz 5.0 0.33 0.65 0.011 b vo=3.3v/11w, 12v/20ma ctptf-7801ep13 1:0.182:0.682 77.4 33~57v, 200 khz 5.0 0.10 0.27 0.0085 a vo=3.3v/13.5w, 12v/20ma ctptf-1212ep13 1:0.125:0.208 127 33~57v, 200 khz 7.5 0.46 0.094 0.012 a vo=5v/13.5w, 8v/20ma ctptf-7701ep13 1:0.273:0.682 77.4 33~57v, 200 khz 0.8 0.22 0.25 0.018 a vo=5v/13.5w, 12v/20ma ctptf-1211ep13 1:0.292:0.208 127 33~57v, 200 khz 7.5 0.46 0.094 0.055 a vo=12v/13.5w, 8v/20ma ctptf-7802ep13 1:0.682:0.682 77.4 33~57v, 200 khz 5.0 0.10 0.27 0.075 a vo=12v/13.5w, 12v/20ma ctptf-2801ep13 1:0.470:0.294 28.9 33~57v, 200 khz 1.0 0.058 0.055 0.027 a vo=15v/27w, 8v/20ma ep13 10pin smd physical dimensions 0.70.1 14.0max. 5 6 1 10 17.5max. 13.36 2.50.1 13.0max. 1.250.05 18.12 suggested pad layout schematics 3 4 2 1 7,8 9,10 a pri sec aux 1 4 5 2 7,8 9,10 b pri sec aux
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