1733 Reader's Spreads pg1-203:document 1/27/09 4:03 PM Page 16 RK73A resistors audio applications 2%, 5% tolerance chip resistor EU features • RuO2 thick film resistor element • Anti-leaching nickel barrier terminations • For high resolution sound and clarity in signal processing and audio circuits • Marking: Three-digit, light blue on black protective coating • 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 c Type c W Solder Plating Ni Plating t Protective Coating d L (Inch Size Code) Resistive Inner Film Electrode Ceramic Substrate Dimensions inches (mm) W c d t 1J (0603) .063±.008 .031±.004 .012±.004 .012±.004 .018±.004 (1.6±0.2) (0.8±0.1) (0.3±0.1) (0.3±0.1) (0.45±0.1) 2A (0805) .079±.008 .049±.004 .016±.008 (2.0±0.2) (1.25±0.1) (0.4±0.2) .012 2B (1206) .126±.008 .063±.008 (3.2±0.2) (1.6±0.2) .016 .02±.012 (0.5±0.3) (0.3 (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 # RK73A 1J Type Size 1J 2A 2B T Termination Material T: Sn L: SnPb TD Packaging TP: 0603, 0805: 7" 2mm pitch punch paper TD: 0603, 0805, 1206: 7" 2mm pitch punched paper TDD: 0603, 0805, 1206: 10" paper tape TE: 0805, 1206: 7" punched plastic TED: 0805, 1206: 10" punched plastic For further information on packaging, please refer to Appendix A 102 Nominal Resistance 2 significant figures + 1 multiplier “R” indicates decimal on value <100Ω Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 18 J Tolerance G: ±2% J: ±5% 12/01/08 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 1733 Reader's Spreads pg1-203:document 1/27/09 4:03 PM Page 17 PMS 300 neg. Black neg. audio applications 2%, 5% tolerance chip resistor applications and ratings Part Designation* Power Rating @ 70°C T.C.R. (ppm/°C) Max. RK73A1J (0603) 1/10W (.10W) RK73A2A (0805) 1/8W (.125W) RK73A2B (1206) 1/4W (.25W) ±200 ±250 ±200 ±250 ±200 ±250 Resistance Range E-24 (G±2%) 10Ω - 1MΩ 2.2Ω - 9.1Ω 10Ω - 1MΩ 2.2Ω - 9.1Ω Resistance Range E-24 (J±5%) 10Ω - 1MΩ 2.2Ω - 9.1Ω 10Ω - 1MΩ 2.2Ω - 9.1Ω 10Ω - 1MΩ 2.2Ω - 9.1Ω 10Ω - 1MΩ 2.2Ω - 9.1Ω Absolute Maximum Working Voltage Absolute Maximum Overload Voltage 50V 100V 150V 200V 200V 400V Operating Temperature Range -55°C to +155°C * Parenthesis indicate EIA package size codes. environmental applications Derating Curve 100 % Rated Power 80 60 40 20 0 -60 -40 -55 -20 0 20 40 60 80 70 Ambient Temperature (∞C) 100 120 140 155 environmental applications Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Resistance to Solder Heat Rapid Change of Temperature Requirement ∆ R Limit Typical Within specified — tolerance Within specified — T.C.R. ±2% ±2% Test Method 25°C +25°C/-55°C and +25°C/+125°C Rated Voltage x 2.5 for 5 seconds (2B: Rated Voltage x 2 for 5 seconds) ±1%, ±3%: ±0.5%, ±1%: (R<10Ω,R>1MΩ) (R<10Ω,R>1MΩ) 260°C ± 5°C, 10 seconds ± 1 second ±0.5% ±0.3% -55°C (30 minutes), +125°C (30 minutes), 100 cycles Moisture Resistance ±2% ±1% Endurance at 70°C ±2% ±0.5% 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle High Temperature Exposure ±1% ±0.5% +155°C, 1000 hours 40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/30/08 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 19 resistors RK73A