C1023-AL XXXXY Document 423 For National Semiconductor PoE Transformer LM5070 PoE Interface Developed for the NSC LM5070 PD Interface in 13 W applications. Operates at frequencies up to 1 MHz Input: 36 72 V Output: 3.3 V, 4.5 A, with secondary windings connected in parallel Isolation:1500 Vrms from the primary and auxiliary windings to the secondary. Core material Ferrite Terminations RoHS tin-silver (96.5/3.5) over tin over nickel over phos bronze. Other terminations available at additional cost. Weight 12.4 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) Mean Time Between Failures (MTBF) / Failures in Time (FIT) 26,315,789 hours / 38 per billion hours, Calculated per Telcordia SR-322 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 to MIL-STD-202 Method 215 plus an additional aqueous wash. See Doc787 PCB Washing.pdf. 4 6 2 3 DCR max (Ohms) Turns ratio 7 3 8 Part L at 0 A L at Ipk Leakage Capacitance Ipk Isolation 1 5 number 10% (H) 10% (H) pri aux sec L (H) pri : sec pri : aux (pF) (A) (Vrms) C1023-AL 110 99.0 0.139 0.656 0.016 1.40 1 : 0.19 1 : 0.69 70 1.5 1500 1. When ordering, please specify a packaging code: 4. DCR for the secondary is per winding. 5. Leakage inductance is for the primary winding with all other pins C1023-ALD shorted. Packaging: D = 13 machine ready reel. EIA-481 embossed plastic 6. Turns ratio is with the secondary windings connected in parallel. tape (175 per full reel). 7. Capacitance measured between pins 3 and 4 with other pins shorted. B = Less than full reel. In tape, but not machine ready. 8. Isolation is measured from the primary and aux to the secondary. To have a leader and trailer added ( 25 charge), use 9. Electrical specifications at 25C. code letter D instead. Refer to Doc 362 Soldering Surface Mount Components before soldering. 2. Inductance is for the primary, measured at 10 kHz, 0.1 Vrms, 0 Adc. 3. Ipk is the peak current drawn at minimum input voltage. 12 Dot indicates pin 1 0.130 0.930 0.028 0.050 11 3,30 23,62 1,27 0,711 4 10 112 1 Sec Pri 0.810 Recommended max 20,57 6 9 LandPattern 8 1 7 6 7 0.118 0.118 Aux 3,0 3,0 1.181 max 3 30,00 Parts manufactured prior to December 2011 may Secondary windings to be connected be marked differently. in parallel on PC board. 0.450 max 11,43 0.004/0,10 0.827 0.080 21,00 2,03 0.969 inches Dimensions are in 24,60 mm Document 423 Revised 12/21/11X-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