The ESGNT085R019 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 193 to 300 A, Drain Source Resistance 1.5 to 1.9 milli-ohm, Drain Source Breakdown Voltage 85 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Surface Mount. More details for ESGNT085R019 can be seen below.