SMD transformersE10 EM seriesB78307A*A003Preliminary dataConstruction Ferrite core MnZn SMD gullwing pins Triple insulated wire Non-conductive pick-and-place cap on top Features Height: 11.35 mm max Design in compliance with IEC 61558-1; 2-161, 61800-5-11, IEC 60664-11,2 UL1446 class 155(F) electrical insulation system Wide temperature range up to +150 °C Qualified to AEC-Q200 RoHS compatible Applications Isolated DC/DC converters (bridge and flyback topology) Gate driver circuits (e.g.1DE020I12FA, for 650 V IGBTs) Digital isolator ICs (e.g.Si88xx) Insulation characteristics N1 / N2 creepage ≥ 6 mm, clearance ≥ 5.5 mm (cumulative, core is conductive, free floated between N1 and N2) [N1,N2] / [core] creepage ≥ 3 mm, clearance ≥ 2.75 mm Top surface / core creepage and clearance ≥ 2 mm Plastic materials UL94-V0, CTI ≥175 Insulated wire UL60950-1, Annex U Reinforced insulation1 N1 / N2 working voltage 300 V Basic insulation2 N1 / N2 working voltage 500 V Marking Product brand, middle block of ordering code, date code, pin 1 marker, production place identification code Delivery mode Blister tape 380 mm diameter Packing unit 280 pcs per reel 1 Overvoltage category OVC II, pollution degree P2, CTI ≥ 175, altitude ≤ 2 km 2 Overvoltage category OVC II, pollution degree P2, CTI ≥ 175, altitude ≤ 5 km MAG TF T PD 2020-05-06 Please read Cautions and warnings and Page 2 of 9 Important notes at the end of this document.