The ESJNV80R900 from Hunan Jingxin Microelectronics is a MOSFET with Continous Drain Current 1.7 to 3.9 A, Drain Source Resistance 0.76 to 0.90 ohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 2.5 to 4.5 V. Tags: Through Hole. More details for ESJNV80R900 can be seen below.