The RTT032102FTP is a surface-mount chip resistor manufactured by RALEC. This resistor has a resistance value of 21K (21,000 Ohms) ±1%, a 1/10 watt, and a size of 0603. It is RoHS compliant, meaning it is free of hazardous substances such as lead, cadmium, and mercury. This resistor is typically used in high-precision electronic devices such as analog circuits, signal conditioning, and audio amplifiers.