MATERIAL DECLARATION SHEET Material Number B1250T Product Line Telecom Fuse Compliance Date January 25, 2005 RoHS Compliant Yes No. Construction Element (subpart) MSL Homogeneous Material 1 96 2 2 90 8 2 69.7 12.3 18 Material Mass % of total unit wt. 44.0 0.9 0.9 13.7 1.2 0.3 1.3 0.2 0.4 7440-50-8 65 22.9 Zinc 7440-66-6 35 12.4 0.0025 Nickel 7440-02-0 100 0.9 0.0025 Tin 7440-31-5 100 0.9 Material weight [g] 1 Ceramic Fuse tube 0.13 2 Solder Solder 0.043 3 Fuse element Copper alloy 0.0055 4 Fuse cap Brass 0.1 5 Plating Inner plate Outer plate Total weight Homogeneous Material\ Substances Alumina Silicon dioxide Calcium dioxide Tin Antimony Copper Tin Copper Fiber 1344-28-1 7631-86-9 1305-78-8 7440-31-5 7440-36-0 7440-50-8 Copper CASRN if applicable 7440-31-5 7440-50-8 Materials Mass % Subpart mass of total wt. (%) 45.8 15.2 1.9 35.3 1.8 0.2835 This Document was updated on: September 2010 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