The ES4614 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 5.2 to 6.8 A, Drain Source Resistance 20 to 38 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.0 to 2.2 V. Tags: Surface Mount. More details for ES4614 can be seen below.