resistors RK73A audio applications 2%, 5% tolerance chip resistor EU features * 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. EU RoHS regulation is not intended for Pb-glass contained in electrode, resistor element and glass. dimensions and construction L c Type c W Solder Plating Ni Plating t Protective Coating d L (Inch Size Code) Resistive Inner Electrode Film Ceramic Substrate Dimensions inches (mm) W c d t 1J (0603) .063.008 .031.004 .012.004 .012.004 .018.004 (1.60.2) (0.80.1) (0.30.1) (0.450.1) (0.30.1) 2A (0805) .079.008 .049.004 .016.008 (2.00.2) (1.250.1) (0.40.2) .012 2B (1206) .126.008 .063.008 (3.20.2) (1.60.2) .016 .02.012 (0.50.3) (0.3 (0.4 +.008 -.004 +0.2 ) -0.1 .02.004 (0.50.1) +.008 -.004 +0.2 ) -0.1 .024.004 (0.60.1) ordering information New Part # RK73A 1J Type Size 1J 2A 2B T Termination Material T: Sn Contact factory for below options: L: SnPb TD Packaging TP: 0603, 0805: 7" 2mm pitch punch paper TD: 0603, 0805, 1206: 7" 4mm pitch punched paper TDD: 0603, 0805, 1206: 10" paper tape TE: 0805, 1206: 7" embossed plastic TED: 0805, 1206: 10" embossed plastic For further information on packaging, please refer to Appendix A 102 Nominal Resistance 2 significant figures + 1 multiplier "R" indicates decimal on value <10 Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 16 J Tolerance G: 2% J: 5% 1/19/11 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com audio applications 2%, 5% tolerance chip resistor applications and ratings Part Designation* Power Rating @ 70C 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 (G2%) 10 - 1M 2.2 - 9.1 10 - 1M 2.2 - 9.1 Resistance Range E-24 (J5%) 10 - 1M 2.2 - 9.1 10 - 1M 2.2 - 9.1 10 - 1M 2.2 - 9.1 10 - 1M 2.2 - 9.1 Absolute Maximum Working Voltage Absolute Maximum Overload Voltage 50V 100V 150V 200V 200V 400V Operating Temperature Range -55C to +155C * Parentheses 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 For resistors operated at an ambient temperature of 70C or above, a power rating shall be derated in accordance with the above derating curve. environmental applications Performance Characteristics Parameter Resistance T.C.R. Overload (Short time) Resistance to Solder Heat Rapid Change of Temperature Requirement R (%+0.05) Limit Typical Within specified -- tolerance Within specified -- T.C.R. 2% 2% Test Method 25C +25C/-55C and +25C/+125C Rated Voltage x 2.5 for 5 seconds (2B: Rated Voltage x 2 for 5 seconds) 1%, 3%: 0.5%, 1%: (R<10,R>1M) (R<10,R>1M) 260C 5C, 10 seconds 1 second 0.5% 0.3% -55C (30 minutes), +125C (30 minutes), 100 cycles Moisture Resistance 2% 1% Endurance at 70C 2% 0.5% 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle High Temperature Exposure 1% 0.5% +155C, 1000 hours 40C 2C, 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. 1/05/13 KOA Speer Electronics, Inc. * 199 Bolivar Drive * Bradford, PA 16701 * USA * 814-362-5536 * Fax: 814-362-8883 * www.koaspeer.com 17 resistors RK73A