Document 445
Flyback Transformers ForNationalSemiconductor LM5070 PoE Interface – 13 Watt
Flyback transformers for 13 W PoE applications Designed to operate in continuous mode at 250 kHz with an
input of 36 – 72 Vdc 1500 Vrms isolation from primary and bias to secondary
Core material Ferrite Terminations RoHS tin-silver (96.5/3.5) over tin over ni...