.The SMF12M1FR039T with 1W 39mO ±1% 1206 Current Sense Resistors/Shunt Resistors ROHS is a current sensing resistor manufactured by SART. It is a surface-mount, 1206 package size resistor with a resistance value of 39mO and a tolerance of ±1%. It has a maximum electrical power dissipation of 1W and it has been designed and manufactured in accordance with the RoHS directive. This resistor is ideal for sensing applications that require a small and reliable current sensing solution.