The HPCR0603F511RK9 is a high power surface mount resistance 0603 package manufactured by ResistorToday, designed for use in industrial, commercial, telecom, automotive, and consumer applications. It is RoHS compliant, meaning it is free from hazardous materials such as lead, mercury, and cadmium. This resistor has a resistance of 511 ohms, a power rating of 1/8 watt, and a temperature coefficient of ±100ppm/°C. It is designed to handle high pulsed power, providing maximum reliability and extended life under the most demanding conditions. The small size and low profile make it ideal for applications where space is limited.