The STE2512A2W0R300F is a two-watt, 2512-sized, low resistance and current sense surface mount resistor from Walter. This device has a resistance rating of 0.3Ohms ±1%, with a tolerance rate of ±1%. This device is designed to meet RoHS standards, making it a great choice for environmentally-friendly applications. The STE2512A2W0R300F has an operating temperature range of -55°C to +150°C and can be tested for performance at temperatures ranging from -55°C to +220°C. It has a maximum operating voltage of 250V, and a maximum overload voltage of 400V. This product is ideal for applications such as motor control, switch mode power supply, and voltage control. It has long-term stability in a wide temperature range, and it is cost-effective and reliable.