RK73B resistors general purpose 2%, 5% tolerance thick film chip resistor EU features • RuO2 thick film resistor element • Anti-leaching nickel barrier terminations • Meets or exceeds EIA 575, EIAJ RC 2690A, EIA PDP-100, MIL-R-55342F • Marking: White three-digit on black protective coat No marking on 1F, 1H and 1E sizes • Products with lead-free terminations meet EU RoHS requirements. Pb located in glass material, electrode and resistor element is exempt per Annex 1, exemption 5 of EU directive 2005/95/EC dimensions and construction L Type c W Solder Plating Ni Plating t d Protective Coating L (Inch Size Code) NEW c Resistive Inner Film Electrode Ceramic Substrate Dimensions inches (mm) W c d t 1F (01005) .015±.001 .007±.001 .004±.001 .004±.001 .005±.001 (0.4±0.02) (0.2±0.02) (0.10±0.03) (0.11±0.03) (0.13±0.02) 1H (0201) .024±.001 .012±.001 .004±.002 .006±.002 .009±.001 (0.6±0.03) (0.3±0.03) (0.1±0.05) (0.15±0.05) (0.23±0.03) 1E (0402) .039 1J (0603) .063±.008 .031±.004 .012±.004 .012±.004 .018±.004 (0.3±0.1) (0.45±0.1) (1.6±0.2) (0.8±0.1) (0.3±0.1) 2A (0805) .079±.008 .049±.004 .016±.008 (2.0±0.2) (1.25±0.1) (0.4±0.2) 2B (1206) 2E (1210) .063±.008 .126±.008 (1.6±0.2) (3.2±0.2) .102±.008 (2.6±0.2) 2H (2010) .197±.008 .098±.008 (5.0±0.2) (2.5±0.2) 3A (2512) .248±.008 .122±.008 (6.3±0.2) (3.1±0.2) (1.0 +.004 -.002 +0.1 ) -0.05 +.002 .02±.002 .008±.004 .01 -.004 .014±.002 (0.5±0.05) (0.2±0.1) (0.25 +0.05) (0.35±0.05) -0.1 .02±.012 (0.5±0.3) .012 (0.3 .016 (0.4 +.008 -.004 +0.2 ) -0.1 .02±.004 (0.5±0.1) +.008 -.004 +0.2 ) -0.1 .024±.004 (0.6±0.1) ordering information New Part # RK73B 2B Type Size 1F 1H 1E 1J 2A 2B 2E 2H 3A T Termination Material T: Sn (1F, 1H, 1E, 1J, 2A, 2B, 2E, 2H, 3A) L: SnPb (1E, 1J, 2A, 2B, 2E, 2H,3A) (Other termination styles may be available, please contact factory for options) For further information on packaging, please refer to Appendix A. TD Packaging TB: 7" 2mm pitch pressed paper (01005 only) TC: 7" 2mm pitch punched pressed paper (0201 only) TCD: 10" 2mm pitch punched pressed paper (0201 only) TP: 7" 2mm pitch punched paper (0402 & 0603) TD: 7" paper tape (0603, 0805, 1206 &1210) TDD: 10" paper tape (0603, 0805, 1206 &1210) TE: 7" punched plastic (0805, 1206, 1210, 2010 & 2512) TED: 10" punched plastic (0805, 1206, 1210, 2010 & 2512) 102 Nominal Resistance 2 significant figures + 1 multiplier “R” indicates decimal on value <10Ω Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 8 J Tolerance G: ±2% J: ±5% 12/17/07 KOA Speer Electronics, Inc. • Bolivar Drive • P.O. Box 547 • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com