RK73G thick film 0.25%, 0.5%, 1% tolerance, 50ppm/C chip resistor EU features High precision resistor with T.C.R. of 50 ppm/C and tolerance of 0.25%, 0.5% or 1% 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. AEC-Q200 Qualified dimensions and construction L Type Dimensions inches (mm) c c (Inch Size Code) L Wc d t 1H .024.001 .012.001 .004.002 .006.002 .009.001 W (0201) (0.60.03) (0.30.03) (0.10.05) (0.150.05) (0.230.03) Solder Plating +.004 +.002 .039 .01 1E -.002 .02.002 .008.004 -.004 .014.002 Ni t +0.1 +0.05 (0402) (0.50.05) (0.20.1) (0.350.05) Plating (1.0 ) (0.25 ) -0.05 -0.1 d Protective Resistive Inner 1J .063.008 .031.004 .012.004 .012.004 .018.004 Coating Film Electrode (0603) (1.60.2) (0.80.1) (0.30.1) (0.30.1) (0.450.1) Ceramic +.008 Substrate .012 2A .079.008 .049.004 .016.008 -.004 .02.004 (0805) (2.00.2) (1.250.1) (0.40.2) +0.2 (0.50.1) (0.3 ) -0.1 +.008 .016 2B .126.008 .063.008 .02.012 -.004 .024.004 (1206) (3.20.2) (1.60.2) (0.50.3) +0.2 (0.60.1) (0.4 ) -0.1 Derating Curve 100 100 For resistors operated at a terminal part 80 80 temperature of described for each size or 60 60 For resistors operated at an above, a power rating shall be derated in 1H, 1E, 1J , 2A, 2B ambient temperature of 70C or accordance with the above derating curve. 40 40 above, a power rating shall be Please refer to Introduction of the derating 20 20 derated in accordance with the curve based on the terminal part temperature above derating curve. in the beginning of our catalog before use. 0 0 -60 -40 -20 0 20 40 60 80 100 120 140 -60 -40 -20 0 20 40 60 80 100 120 140 -55 70 155 -55 125 155 Ambient Temperature Terminal Part Temperature (C) (C) ordering information RK73G 1J T TD 1003 F Termination Nominal Type Size Packaging Tolerance Material Resistance 1H T: Sn TC: 0201 only: 7 2mm pitch pressed paper 3 significant New C: 0.25% (1H, 1E, 1J, figures + 1E (TC: 10,000 pcs/reel, TCM: 15,000 pcs/reel) D: 0.5% 2A, 2B) 1 multiplier 1J TPL: 0402 only: 2mm pitch punch paper F: 1% L: SnPb R indicates 2A TP: 0402, 0603, 0805: 7 2mm pitch (1E, 1J, 2A, 2B) decimal on punch paper 2B value <100 TD: 0603, 0805, 1206: 7 4mm pitch punched paper TE: 0805, 1206: 7 embossed plastic For further information on packaging, please refer to Appendix A Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 11/08/19 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com 21 % Rated Power % Rated Power resistorsresistors RK73G thick film 0.25%, 0.5%, 1% tolerance, 50ppm/C chip resistor applications and ratings Absolute Absolute Resistance Range Rated Rated T.C.R. Part Power New Maximum Maximum Ambient Terminal (ppm/C) Designation* Rating E-24, E-96 Working Overload E-24, E-96 E-24, E-96 Temp. Part Temp. Max. (C0.25%) Voltage Voltage (D0.5%) (F1%) RK73G1H 1/20W (.05W) 100 - 1M** 100 - 1M** 25V 50V (0201) RK73G1E 1/10W (.10W) 50V 100V (0402) RK73G1J 1/10W (.10W) 70C 50 75V 150V 125C (0603) 100 - 1M 10 - 1M 10 - 1M RK73G2A 1/8W (.125W) 150V 200V (0805) RK73G2B 1/4W (.25W) 200V 400V (1206) Operating Temperature Range: -55C ~ +155C * Parentheses indicate EIA package size codes. ** RK73G1H available in E-24 decade values only environmental applications Temperature Rise One-Pulse Limiting Electric Power RK73G 1E-1J RK73G 2A-2B RK73G 1H-2B 100 50 100 40 80 1E 10 1J 2B 1E 2B 30 60 1J 2A 2A 2B 1 20 40 2A 1J 1E 1H 10 20 0.1 0 0 10 20 30540060 70 80 90 100 10720 30540060080 90 100 0.01 .001 .01 .1 1 10 100 1000 Power Rating Power Rating (%) (%) Pulse Duration (ms) Measurement condition Regarding the temperature rise, Room temperature: 25C The maximum applicable voltage is equal to the max. overload the value of the temperature varies PCB: FR-4t = 1.6mm voltage. Please ask us about the resistance characteristic of Cu foil thickness: 35m per conditions and board for use continuous applied pulse. The pulse endurance values are not Hot spot since the temperature is measured assured values, so be sure to check the products on actual Terminal under our measuring conditions. equipment when you use them. Performance Characteristics Requirement R (%+0.1) Parameter Limit Typical Test Method Within specified Resistance 25C tolerance Within specified T.C.R. 1H: +25C/+125C, 1E, 1J, 2A, 2B: +25C/-55C and +25C/+125C T.C.R. Rated Voltage x 2.5 for 5 seconds Overload (Short time) 2% 0.6% (1E, 2B: Rated Voltage x 2 for 5 seconds) 1%: 1H, 0.4%: Resistance to Solder Heat 1% 260C 5C, 10 seconds 1 second 1E, 1J, 2A, 2B Rapid Change of Temperature 0.5% 0.3% -55C (30 minutes), +125C (30 minutes), 100 cycles 2%: 1J, 2A, 2B 0.6%: 1J, 2A, Moisture Resistance 40C 2C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 3%: 1H, 1E 2B 1%: 1H, 1E 2%: 1J, 2A, 2B 0.6%: 1J, 2A, Endurance at 70C 70C 2C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 3%: 1H, 1E 2B 1%: 1H, 1E High Temperature Exposure 1% 0.6% +155C, 1000 hours For Surface Temperature Rise Graph see Environmental Applications. Additional environmental applications can also be found at www.koaspeer.com Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 10/28/19 22 KOA Speer Electronics, Inc. 199 Bolivar Drive Bradford, PA 16701 USA 814-362-5536 Fax: 814-362-8883 www.koaspeer.com Temperature Rise (C) Temperature Rise (C) One-Pulse Limiting Electric Power (W)