The YJG120G10BR from Yangjie Electronic Technology is a MOSFET with Continous Drain Current 120 A, Drain Source Resistance 3.2 to 4.2 milliohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for YJG120G10BR can be seen below.