Flyback transformer designed for STMicroelectronics PM8800 PoE Powered Device Controller, operating at 250 kHz with 30-60 V input and delivering 3.3 V at 6 A. Features 1500 Vrms isolation between primary/bias and secondary windings, with primary inductance of 77.8 µH ±10%, primary DCR max of 0.155 Ω, and leakage inductance of 70.0 µH min. Turns ratio is 6.80:1 for primary to secondary, 4.25:1 for primary to drive, and 2.43:1 for primary to auxiliary. Package is tape and reel, 13" plastic tape, 44 mm wide, 0.4 mm thick, with 24 mm pocket spacing and 11.5 mm pocket depth. Weight is 8.4-8.6 g. Ambient and storage temperature range is -40°C to +125°C. Moisture Sensitivity Level is 1. Terminations are RoHS-compliant tin-silver over tin over nickel over phosphor bronze. Supports three reflow cycles at 260°C for 40 seconds each. PCB washing complies with MIL-STD-202 Method 215 plus aqueous wash.
| Coilcraft, Inc. | |
|---|---|
| Product Category | Power Transformers |
| Product Number | FA2706-BL FA2706-BLD |
| Product Name | FA2706 Flyback Transformer for STMicroelectronic PM8800 |
| Transformer Type | Isolation |
