MATERIAL DECLARATION SHEET Material Number LOW PROFILE POWER INDUCTORS Product Line SRN4018 SERIES Compliance Date RoHS Compliant No. 1 Construction Element(subpart) FERRITE CORE 9/27/2012 YES MSL Homogeneous Material FERRITE 1 Material weight [mg] 75 Iron oxide 1309-37-1 66 Material Mass % of total unit wt. 48.53 Nickel oxide 1313-99-1 15.5 11.40 Zinc oxide 1314-13-2 15.5 11.40 Copper oxide 1317-38-0 2 1.47 Glass 65997-18-4 7440-22-4 7440-05-3 1 0.73 100 0.98 0.98 Homogeneous Material\ Substances CASRN if applicable Materials Mass % Subpart mass of total wt. (%) 73.53 2 Inner plating Ag/Pd 1 Silver/Palladium 3 Middle plating Nickel 1 Nickel 7440-02-0 100 0.98 0.98 4 Finish plating Tin 1 Tin 7440-31-5 100 0.98 0.98 5 COPPER WIRE P180 12 Copper 7440-50-8 96 11.30 Polyurethane Resin 9009-54-5 4 0.47 Tin 7440-31-5 96.5 6.62 Silver 7440-22-4 3.0 0.21 Copper 7440-50-8 0.5 0.03 6 SOLDER NP303 7 11.77 6.86 MATERIAL DECLARATION SHEET 7 GLUE FERRITE GLUE Total weight 5 Iron oxide Nickel oxide 1309-37-1 1313-99-1 40 5.4 1.96 0.265 Zinc oxide Siloxanes and silicones, diMe, vinyl group terminated Dimethylated and trimethylated silica 1314-13-2 4.6 0.225 68083-19-2 30 1.47 68988-89-6 4 0.196 Methylhydrosiloxane – dimethyl siloxane copolymer 68037-59-2 16 0.784 102 Date: November 21, 2012 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. 4.90