SBOU244 June 2020 INA281
R1_Xn is unpopulated, but allows for a surface-mount shunt resistor to be soldered down between the Vin+ and Vin– pads, which are sensed by IN+ and IN– input pins. If used, make sure R1_Xn has proper power dissipation for the selected current load. The chosen resistor must have a 2512 footprint.