MATERIAL DECLARATION SHEET Material SRU3028 Product Line SMD POWER INDUCTOR Date 16-September-2005 No. Construction element 1 Core 2 Solder 3 Pad 4 5 Wire Adhesive Headquarters Riverside CA Material group Ferrite Ni-Zn Series Bar Solder Sn100% Terminal Electrode Material Weight [g] 0.111 if applicable Average mass [%] Sum [%] Iron & Compounds N/A Remainder 100 Zinc & Compounds N/A 19 Nickel & Compounds N/A 10 Copper & Compounds N/A 4 Materials CAS 0.001 Sn 7440-31-5 99.97 100 0.005 Ag 7440-22-4 90 100 Ni 7440-02-0 9 Organic Vehicle N/A REM. Cu 7440-50-8 90.08~99.00 Polyester Resin N/A 1~9.92 Epoxy N/A N/A Enamelled Copper Wire 0.005 Epoxy 0.002 Total weight 0.124 www.bourns.com Traces 100 100 page 1 of 1