Coilcraft, Inc. Miniature Flyback Transformers for Power over Ethernet POE60D-33 POE60D-33LD

Miniature flyback transformers for 6 W Power over Ethernet applications with 36-72 V input and 250 kHz operation. Designed for discontinuous mode, featuring 1500 Vrms one-minute isolation between windings. Package measures 16.5 mm square and less than 7.5 mm tall. Includes a 12 V, 20 mA bias winding. Ambient temperature range is -40°C to +125°C. Moisture Sensitivity Level is 1. Terminations are RoHS tin-silver over tin over nickel over phosphor bronze. Weight is 2.6-2.9 g. Packaged in 13" reels with 400 parts per reel using 32 mm wide plastic tape. For the POE60D-33L variant: primary inductance 85.0 μH at 0 A, primary DCR 0.286 Ω, leakage inductance 0.530 μH, turns ratio 1:0.100, peak primary current 0.90 A, and secondary output 3.3 V at 1.8 A.