The YJG100N04A from Yangjie Electronic Technology is a MOSFET with Continous Drain Current 100 A, Drain Source Resistance 2.8 to 4.8 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 2.5 V. Tags: Surface Mount. More details for YJG100N04A can be seen below.