The C1154-BL_ from Coilcraft is a Power Transformer with Power Rating 2.2 W, Primary Voltage 18 to 72 V, Secondary Voltage 3.3 V, Inductance 229.5 to 255 µH, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for C1154-BL_ can be seen below.