The ESN7242 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 70 to 90 A, Drain Source Resistance 2.8 to 4.2 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.1 to 2.2 V. Tags: Surface Mount. More details for ESN7242 can be seen below.