The Murata NFL18ST307X1C3D/BKN is an EMI/RFI filter with a 0603 RoHS package. This filter is a combination of an LC and an RC network, offering suppression of high frequency noise on power and signal lines. The individual components used in the LC and RC networks are assembled using an automated process, which helps ensure the highest quality and reliable operation. The LC network helps to filter out conducted EMI, while the RC network helps to filter out transmittable EMI. This filter is designed for use in automotive, consumer, and industrial applications, and is RoHS compliant.