Proportion IncThe STE2512A2W0R090F is a surface-mount resistor made by Walter Proportion Inc. It has a low resistance value of 0.09 Ohms ±1% 2W. This part is rated at 2512, meaning it is designed to be capable of handling 2W of power and dissipating the heat over its 2512mm2 surface. It is RoHS-compliant, meaning it does not contain hazardous materials, such as lead, mercury, and cadmium. It is designed for current sensing applications and is suitable for use in power supplies, audio amplifiers, and other electronic equipment.