The Samsung RC0603F183CS is an 0603 size surface mount resistor with a resistance value of 18K ohm (18,000 ohms) and a tolerance of ±1%. The resistor is designed to be used in high-density, high-speed applications. It features thin, lead-free, and RoHS Compliant terminations, and is rated for both low-noise and high-temperature performance, with a temperature range of -55°C to +175°C.