The ESGNF10R90 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 3.9 to 5 A, Drain Source Resistance 90 to 195 milli-ohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 2.5 V. Tags: Surface Mount. More details for ESGNF10R90 can be seen below.