The IQDA72N90B1 from iQXPRZ Power is a MOSFET with Continous Drain Current 46 to 72 A, Drain Source Resistance 0.05 to 0.135 ohm, Drain Source Breakdown Voltage 900 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 3.5 V. Tags: Through Hole. More details for IQDA72N90B1 can be seen below.