Document 381 -1 Flyback Transformers for PoE Flyback transformers for 6 W and 13 W PoE applications Designed to operate with 36 72 V input at 250 kHz 1500 Vrms. one minute isolation primary and bias to secondary Designers Kit C372 contains two samples of parts shown in bold Core material Ferrite Terminations RoHS tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 5.0 5.6 g Ambient temperature 40C to +125C Storage temperature Component: 40C to +125C. Tape and reel packaging: 40C to +80C Resistance to soldering heat Max three 40 second reflows at +260C, parts cooled to room temperature between cycles Moisture Sensitivity Level (MSL) 1 (unlimited floor 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 200 per 13 reel Plastic tape: 44 mm wide, 0.4 mm thick, 28 mm pocket spacing, 9.6 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. Inductance Inductance Leakage 4 6 2 3 5 3 DCR max (Ohms) Turns ratios Part Power at 0 A at Ipk inductance Ipk 1 7 number (W) 10% (H) min (H) pri sec bias max (H) pri : sec pri : bias (A) Output POE60F-18L 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-25L 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-33L 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-50L 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-12L 6 55.0 49.5 0.095 0.017 0.150 0.7 1 : 0.35 1 : 0.35 1.1 12 V, 0.5 A POE13F-18L 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-25L 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-33L 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-50L 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-12L 13 35.0 31.5 0.095 0.017 0.150 0.6 1 : 0.35 1 : 0.35 2.0 12 V, 1.1 A POE13F-19L 13 37.0 33.3 0.085 0.025 0.150 0.4 1 : 0.57 1 : 0.35 2.0 19.5 V, 0.67 A POE13F-24L 13 37.0 33.3 0.086 0.049 0.150 0.4 1 : 0.67 1 : 0.33 2.0 24 V, 0.54 A 1. When ordering, please specify packaging code: 1 8 2 7 POE13F-12LD Pri Sec Packaging: D = 13 machine-ready reel. EIA-481 embossed plastic tape (200 parts per full reel). 11 6 B = Less than full reel. In tape, but not machine ready. To have a leader and 12 5 trailer added ( 25 charge), use code letter D instead. 2. Inductance is for the primary, measured at 250 kHz, 0.3 Vrms. 10 3. Peak primary current drawn at minimum input voltage. Bias 4. DCR for the primary and for the secondary are with the windings connected in parallel. 5. Leakage inductance is for the primary windings with the secondary windings shorted. 3 6. Turns ratios are with the primary the secondary windings connected in parallel. 7. Output of the secondary is with the windings connected in parallel. Bias winding output is Primary windings and secondary windings 12 V, 20 mA. to be connected in parallel on PC board. 8. Electrical specifications at 25C. Refer to Doc 362 Soldering Surface Mount Components before soldering. Document 381-1 Revised 11/30/16 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2016 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information.Document 381 -2 Flyback Transformers for PoE inches Dimensions are in mm Document 381-2 Revised 11/30/16 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2016 This product may not be used in medical or high Taiwan +886-2-2264 3646 sales coilcraft.com.tw risk applications without prior Coilcraft approval. China +86-21-6218 8074 sales coilcraft.com.cn Specification subject to change without notice. Singapore + 65-6484 8412 sales coilcraft.com.sg Please check web site for latest information.