MULTILAYER FERRITE CHIP BEADS / UPB SERIES UPB series, for ultra high current use Features 　 High current performance. Low D.C. resistance minute mΩ typically. Impedance character of broad frequency. Applications 　 Preventing of electronics magnet interference in power line of PC, Printer, & CD ROM. High frequency filtering of medium speed clocks and video signals. Product Identification 　 　 　 Shapes and Dimensions 　 　 Electrical Characteristics