The ES4486 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 3.2 to 4.1 A, Drain Source Resistance 92 to 142 milli-ohm, Drain Source Breakdown Voltage 100 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 3.0 V. Tags: Surface Mount. More details for ES4486 can be seen below.