MATERIAL DECLARATION Material Number PWR263S-35XXX Product Line Power Resistor Compliance Date January 5, 2009 RoHS Compliant yes No. 1 Construction Element (subpart) Housing 2 Back Plate 3 Terminal 4 5 6 Solder Substrate Term Ink Headquarters Riverside CA MSL Homogeneous Material Epoxy Molding Compound N/A Material weight [g] 0.5 if applicable Materials Mass % Material Mass % of total unit wt. Silica 14808-60-7 53 19.047 Epoxy Resin 29690-82-2 25 8.984 Homogeneous Material/ Substances CASRN Phenolic Resin 9003-35-4 15 5.391 Antimony trioxide 1309-64-4 3 1.078 Brominated epoxy resin 40039-93-8 3 1.078 Carbon Black 1333-86-4 1 0.651 Subpart mass of total wt. (%) 35.94 Copper 0.67 Copper 7440-50-8 100 48.156 48.16 Plating 0.003 Nickel 7440-02-0 100 0.216 0.22 Copper 0.11 Copper 7440-50-8 100 7.906 7.91 Plating 0.007 Tin 7440-31-5 100 0.503 0.50 Tin 7440-31-5 96.5 1.387 Silver 7440-22-4 3 0.043 Metal Alumina Ink 0.02 0.078 0.002 Copper 7440-50-8 0.5 0.007 Aluminum Oxide 1344-28-1 88 4.934 Manganese dioxide 1313-13-9 3.5 0.196 Titanium-dioxide 13463-67-7 3.5 0.196 Chromium(III)oxide 1308-38-9 2.5 0.140 Quartz (Silicon dioxide) 14808-60-7 2.5 0.140 Silver 7440-22-4 96 0.138 www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society 1.438 5.61 0.14 page 1 of 2 MATERIAL DECLARATION 7 8 Resistor Paste Encapsulant Ink Ink Total weight 0.0008 0.0005 Lead-Oxide 1309-60-0 1 0.001 Dibismuth-trioxide 1304-76-3 1 0.001 Platinum Confidential Substances (not regulated) Palladium 7440-06-4 1 0.001 1 0.001 7440-05-3 33 0.0165 Boraluminosilicate glass Silver Ruthenium dioxide 65997-17-3 12036-10-1 40 20 1.5 0.02 0.01 0.0007 Manganese dioxide 1313-13-9 1.5 0.0007 Aluminum oxide 1344-28-1 4 0.002 Lead-monoxide 1317-36-8 56.63 0.020 Silicon dioxide 7631-86-9 27.89 0.010 Diboron-trioxide 1303-86-2 9.15 0.003 Chromium(III)oxide Confidential Substances (not regulated) 1308-38-9 3.15 0.001 3.15 0.001 7440-22-4 0.05 0.04 1.391 This Document was updated on: March 15, 2011 Important remarks: 1. It is the responsibility of the user to verify they are accessing the latest version. 2. RoHS exemptions: 7(c)-I – electronic components containing lead in a glass or ceramic.... Headquarters Riverside CA www.bourns.com CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society page 2 of 2