The PIT6045B-4R5MQ from AiT Semiconductor is a Power Inductor with Inductance 4.50 µH, Inductance Tolerance ±20 %, DCR 36.0 mOhm, Saturation Current 4400 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for PIT6045B-4R5MQ can be seen below.