The YJD90N06A from Yangjie Electronic Technology is a MOSFET with Continous Drain Current 90 A, Drain Source Resistance 5.6 to 8.5 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for YJD90N06A can be seen below.