MATERIAL DECLARATION SHEET Material Number SRF1280-Series Product Line SHIELDED SMD POWER INDUCTOR Compliance Date 2010/7/20 RoHS Compliant YES No. 1 Construction Element(subpart) Core MSL Homogeneous Material TN25H Material weight [g] 2.879 2 Wire SFBW 1.017 3 BASE LCP E4008 0.412 4 5 Adhesive SOLDER 6020H-6-3-NH Lead free solder Total weight This Document was updated on: 1 0.120 0.02 Homogeneous Material\ Substances if applicable Materials Mass % Material Mass % of total unit wt. Iron oxide (Fe2O3) 1309-37-1 65% 42.07 Nickel oxide (NiO) 1313-99-1 12.5% 8.09 Zinc oxide (ZnO) 1314-13-2 18% 11.65 Copper oxide (CuO) 1317-38-0 4.5% 2.92 Copper (Cu) 7440-50-8 95% 21.72 Polyester Resin 68604-67-1 5% 1.14 Aromatic polyester resin 60088-52-0 100% 9.26 Bisphenol A Epoxy Resin 25068-38-6 59% 1.62 Alkyd glycidyl ether 68609-97-2 4% 0.10 Methyl imidazole 693-98-1 10% 0.25 Carbon black 1333-86-4 5% 0.14 Silicon dioxide 7631-86-9 22% 0.59 Tin (Sn) 7440-31-5 96.5% 0.43 Silver (Ag) 7440-41-6 3% 0.01 Copper (Cu) 7440-50-8 0.5% 0.01 CASRN Subpart mass of total wt. (%) 64.73 22.86 9.26 2.70 0.45 4.448 2010/7/20 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 1 of 1