EMI Bead Cores EMI Bead Cores Type: EXCEL Features Recommended Applications For reduction of high-frequency noise Digital equipment such as PCs, word processors, Low cost noise lter printers, HDD, PPC, and communication equipment. Axial and radial taped types are available for automatic Digital audio and video equipment. insertion machines AC adapters, and switching power supplies. Electronic musical instruments, and other digital equipment. Explanation of Part Numbers 1 2 3 4 5 6 7 8 9 10 E X C E L S A 3 5 T Product Code Type Number of Type Size Suffix for Beads Packaging Type Packing Noise Filter EMI bead core Code Quantity Code Code Dimension (mm) Code S 1 A Axial 24 2.8 4.8 Nil Standard Axial Bulk Packing Radial Radial Formed Type D 2 35 3.8 x5.3 C R 5mm pitch 39 3.8 9.3 S Radial Formed Type Radial 26 mm Axial Taped & Box, 25 7.7 5.3 2.45 V T 5mm pitch 27 7.7 7.8 2.45 16 mm Radial Taped & Box 52 mm Axial Taped & Box, V 19 mm RadialTaped & Box Cut & Formed (10 mm pitch) B ( ) E Cut & Formed 15 mm pitch Packaing Methods Part Number Mass (Weight) mg/pc. Standard Quantity EXCELSA24 185 2000 pcs. EXCELSA24B 145 2000 pcs. EXCELSA24T 182 2000 pcs. EXCELSA24V 238 2000 pcs. EXCELSA35 378 1000 pcs. EXCELSA35B 291 2000 pcs. EXCELSA35T 323 1000 pcs. EXCELSA35V 379 1000 pcs. EXCELSA39 536 1000 pcs. EXCELSA39E 457 2000 pcs. EXCELSA39V 539 1000 pcs. EXCELSR35S 317 2000 pcs. EXCELSR35T 356 1000 pcs. EXCELSV35S 307 2000 pcs. EXCELSV35V 360 1000 pcs. EXCELDR25C 428 2000 pcs. EXCELDR25V 488 2000 pcs. EXCELDR27C 637 2000 pcs. EXCELDR27V 670 2000 pcs. EXCELDR35C 546 2000 pcs. EXCELDR35V 614 1000 pcs. Design and speci cations are each subject to change without notice. Ask factory for the current technical specic ations before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. Apr. 2008EMI Bead Cores Ratings (1) Category Temp. Range Impedance DC Resistance Insulation Resistance Rated Current Part Number (Operating Temp. Range) ( ) (m ) (M ) (A DC) (C) EXCELSA24 30 min. EXCELSA35 50 min. EXCELSA39 80 min. EXCELSR35 50 min. 10 max. 10 min. 7 max. 25 to +85 EXCELSV35 50 min. EXCELDR25 80 min. EXCELDR27 160 min. EXCELDR35 90 min. (1) Measurement Temperature: +20 C, Measurement Frequency: 100 MHz Dimensions in mm (not to scale) EXCELSA24 EXCELSA24B EXCELSA35 EXCELSA35B EXCELSA39 EXCELSA39E D A D 0.600.05 LLA 0.600.05 P ELSA24 ELSA35 ELSA39 ELSA24 ELSA35 ELSA39 D 2.8 max. 3.8 max. 3.8 max. D 2.8 max. 3.8 max. 3.8 max. A 4.8 max. 5.3 max. 9.3 max. A 4.8 max. 5.3 max. 9.3 max. L 10 min. 20 min. 18 min. L 10 min. 20 min. 18 min. EXCELDR25C EXCELSR35S EXCELDR27C 7.7 max. 2.45 max. 3.8 max. 0.600.05 0.600.05 5.00.8 5.00.8 ELDR25C ELDR27C A 5.3 max. 7.8 max. B7 max. 9.5 max. L 4.51.0 8.01.0 EXCELSV35S EXCELDR35C 3.8 max. 3.8 max. 9.0 max. 0.600.05 0.600.05 5.00.8 5.00.8 Design and speci cations are each subject to change without notice. Ask factory for the current technical speci cations before purchase and/or use. Should a safety concern arise regarding this product, please be sure to contact us immediately. Feb. 2006 5.3 max. A 4.51.0 16.8 max. L B 5.3 max. 4.51.0 4.51.0 5.3 max. 20 max. 4.51.0