Document 509 For TI LM5071 & LM5072 Flyback Transformer PD Controllers Dual-output flyback transformer for Power over Ethernet Operates in continuous mode at 250 kHz with 14 60 V input 2000 Vrms isolation from primary and auxiliary to secondaries Core material Ferrite Terminations RoHS compliant tin-silver over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 6.35 g Ambient temperature 40C to +85C Storage temperature Component: 40C to +85C. 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) Packaging 175 per 13 reel. Plastic tape: 32 mm wide, 0.5 mm thick, 28 mm pocket spacing, 12.93 mm pocket depth PCB washing Tested to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. 2 3 4 3 Part L at 0 A L at Ipk DCR max Leakage L Turns Ipk 1 number 10% (H) min (H) (Ohms) max (H) ratios (A) Outputs D A2257-AL 35.0 30.0 0.225 (aux) 0.95 2 : 1 (pri : aux) 2.7 10 V, 0.05 A (aux) 0.138 (gate) 3.6 : 1 (pri : gate) 5.5 V, 0.05 A (gate) 0.010 (sec 1) 6 : 1 (pri : sec1) 3.3 V, 2.0 A (sec 1) 0.018 (sec 2) 3.6 : 1 (pri : sec 2) 5.0 V, 1.0 A (sec 2) 0.062 (pri) 1. When ordering, please specify packaging code: 2. Inductance is for the primary, measured at 250 kHz, 0.2 Vrms, 0 Adc. 3. Ipk is peak primary current drawn at minimum input voltage. DA2257-ALD 4. Leakage inductance is for the primary winding with all other pins Packaging: D = 13 machine-ready reel. EIA-481 embossed plastic shorted. tape (175 parts per full reel). Quantities less than full 5. Electrical specifications at 25C. reel available: in tape (not machine ready) or with leader and trailer ( 25 charge). B = Less than full reel. In an effort to simplify our part numbering system, Coilcraft is eliminating the need for multiple packaging codes. When ordering, simply change the last letter of your part number from B to D. Dot above pin1 9 5 Gate Pri 8 0.500 max 12,70 Sec 1 4 inches 7 Dimensions are in mm 0.004/0,10 0.039 1 10 1,00 0.699 max Aux Sec 2 17,75 0.050 0.028 2 6 0.512 0.061 0.590 1,27 0,70 13,00 1,55 14,99 6 5 1 0.530 Recommended max 13,46 LandPattern 1 0.098 0.098 10 2,50 2,50 Document 509 Revised 12/13/21 US +1-847-639-6400 sales coilcraft.com UK +44-1236-730595 sales coilcraft-europe.com Coilcraft Inc. 2021 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.X-ON Electronics Largest Supplier of Electrical and Electronic Components Click to view similar products for Audio Transformers / Signal Transformers category: Click to view products by Coilcraft manufacturer: Other Similar products are found below : CX2041NLT MGPWT-00449-P PE-64961 H1302FNLT H5008FNL H5012FNL H5020FNLT H5077NLT H5079NLT H5084FNLT B78476A9558A003 1812WBT2-4 1879479-1 HX2260FNL HX5014FNL EX2024FNL FL1066 T1137NLT T3012NL PE-65812FNL PE- 65848FNLT H1174FNL H1302FNL H5015FNL H5019EFNL H5062FNLT CX2047LNL MGPWT-00059-P MGPWT-00266-P MGPWT- 00278-P MGPWT-00431-P TTC-100 TTC-143-H TTC-5032-1 BX1194WNLT HX1234NLT HX5008FNLT HX5019FNL HX5084NL 3- 1879385-5 TX1263NLT 4-1879391-0 T1142NL HX6101FNL HX5084FNL HX1148NL HX5020FNLT HX5014FNLT T1124NL 1879732-1