general purpose 2%, 5% tolerance thick film chip resistor EU features • Marking: No marking on 1F, 1H & 1E sizes, black protective coat. White, three-digit marking on 1J ~ 3A on black protective coat. • 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: 0201 (1H), 0402 (1E), 0603 (1J), 0805 (2A), 1206 (2B), 1210 (2E), 2010 (2H/W2H), 2512 (3A/W3A) dimensions and construction L c c Solder Plating Ni Plating d Protective Coating Derating Curve Ceramic Substrate 100 100 80 80 1F 1E, 1H, 1J, 2A, 2B, 2E, 2H, 3A, W2H, W3A 3A, W2H, W3A % Rated Power 60 40 20 0 20 0 20 40 60 80 100 120 140 160 180 70 125 155 Ambient Temperature (°C) For resistors operated at an ambient temperature of 70°C or above, a power rating shall be derated in accordance with the above derating curve. 0 -60 -40 -55 -20 0 20 RK73B 2B Type Size 1F 1H 1E 1J 2A 2B 2E W2H W3A 2H 3A 40 60 80 100 120 140 160 125 155 Terminal Part Temperature (°C) For resistors operated at a terminal part temperature of described for each size or above, a power rating shall be derated in accordance with the above derating curve. Please refer to “Introduction of the derating curve based on the terminal part temperature” on the beginning of our catalog before use. ordering information New Part # .039 2B (1206) 2E (1210) 60 40 t 1E (0402) 2A (0805) 1E, 1J, 2A, 2B, 2E, W2H, W3A, 2H/W2H, 3A/W3A Dimensions inches (mm) W c d .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) 1J (0603) Resistive Inner Film Electrode L 1F (01005) 1H (0201) W t Type* (Inch Size Code) 2H (2010) .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) (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 .063±.008 .031±.004 .012±.004 .012±.004 .018±.004 (1.6±0.2) (0.8±0.1) (0.3±0.1) (0.45±0.1) (0.3±0.1) (0.3 .063±.008 .126±.008 (1.6±0.2) (3.2±0.2) .102±.008 (2.6±0.2) W2H (2010) .197±.008 .098±.008 (5.0±0.2) (2.5±0.2) W3A (2512) .248±.008 .122±.008 (6.3±0.2) (3.1±0.2) 3A (2512) .012 .079±.008 .049±.004 .016±.008 (2.0±0.2) (1.25±0.1) (0.4±0.2) .016 (0.4 .02±.012 (0.5±0.3) +.008 -.004 +0.2 ) -0.1 .02±.004 (0.5±0.1) +.008 -.004 +0.2 ) -0.1 .026±.006 .024±.004 (0.65±0.15) (0.6±0.1) .016 (0.4 +.008 -.004 +0.2 ) -0.1 .026±.006 (0.65±0.15) * Parentheses indicate EIA package size codes. T Termination Material T: Sn (1F ~ 3A) Contact factory for below options: L: SnPb (1E, 1J, 2A, 2B, 2E, 2H, 3A) G: Au (1E ~ 2A: 10Ω ~ 1MΩ) X: Bondable (1J ~ 2E: 10Ω ~ 1MΩ) TD Packaging TX: 01005 only: 4mm width - 1mm pitch plastic embossed TBL: 01005 only: 2mm pitch pressed paper TA: 0201 only: 1mm pitch pressed paper TC: 0201 only: 7" 2mm pitch pressed paper (TC: 10,000 pcs/reel, TCM: 15,000 pcs/reel) TCD: 0201 only: 10" 2mm pitch pressed paper TPD: 0402 only: 10" plastic embossed TPL: 0402 only: 2mm pitch punched paper TP: 0402, 0603 & 0805: 7" 2mm pitch punched paper TD: 0603, 0805, 1206 &1210: 7" 4mm pitch punched paper TDD: 0603, 0805, 1206 &1210: 10" paper tape TE: 0805, 1206, 1210, 2010 & 2512: 7" plastic embossed TED: 0805, 1206, 1210, 2010 & 2512: 10" plastic embossed 102 J Nominal Resistance 2 significant figures + 1 multiplier “R” indicates decimal on value <10Ω Tolerance G: ±2% J: ±5% 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. 11/27/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com 13 resistors RK73B resistors RK73B general purpose 2%, 5% tolerance thick film chip resistor applications and ratings Resistance Range Power Rating @ 70°C Part Designation T.C.R. (x10-6/K) RK73B1F (01005) ±200 100kΩ - 1MΩ 100kΩ - 1MΩ ±250 ±300 100Ω - 91kΩ 10Ω - 91Ω 100Ω - 91kΩ 10Ω - 91Ω RK73B1H (0201) RK73B1E (0402) RK73B1J (0603) RK73B2A (0805) RK73B2B (1206) RK73B2E (1210) RK73BW2H/2H (2010) RK73BW3A/3A (2512) 0.03W 0~+300 ±200 G±2% E-24 1Ω - 9.1Ω 10Ω - 10MΩ 1Ω - 9.1Ω 10Ω - 10MΩ — 1Ω - 9.1Ω 1Ω - 10MΩ 1Ω - 10MΩ 1Ω - 10MΩ 1Ω - 10MΩ — 11MΩ - 22MΩ 0.05W ±400 0.063W (0.1W*) ±200 ±200 0.10W (0.125W*) ±400 ±200 0.125W (0.25W*) ±400 ±200 0.25W ±400 0.50W ±200 1Ω - 1MΩ 1Ω - 1MΩ 1.1MΩ - 10MΩ 1.1MΩ - 10MΩ 1Ω - 5.6MΩ 1Ω - 5.6MΩ 6.2MΩ - 10MΩ 6.2MΩ - 22MΩ 10Ω - 1kΩ 1.1kΩ - 5.6MΩ 1Ω - 1KΩ 1.1KΩ - 5.6MΩ — 6.2MΩ - 10MΩ 10Ω - 5.6MΩ 1Ω - 5.6MΩ 0.33W (0.5W*) ±400 ±200 0.75W ±400 ±200 J±5% E-24 — 6.2MΩ - 22MΩ 10Ω - 5.6MΩ 1Ω - 5.6MΩ — 6.2MΩ - 22MΩ Maximum Working Voltage Maximum Overload Voltage 20V 30V 1.0W ±400 Rated Operating Terminal Temperature Part Range Temperature — 25V 50V 50V 100V 150V 200V 125°C 200V 400V 200V (500V*) 400V (500V*) -55°C to +125°C -55°C to +155°C Rated ambient temperature: +70°C Rated voltage = √Power rating x resistance value or max. working voltage, whichever is lower * Please refer to the “Higher Power Ratings” statement in the beginning of the catalog. Also, contact KOA prior to usage and for the max. working voltage and max. overload voltage. Performance Characteristics environmental applications Parameter Resistance T.C.R. Overload (Short time) Resistance to Soldering Heat Requirement ∆ R (%+0.1Ω) Limit Typical — 25°C Within specified T.C.R. — +25°C/-55°C and +25°C/+125°C ±1%: 1F ±2% ±0.5%: Another ±0.5%: 1F~W3A ±1%: 1F~W3A (10Ω≤R≤1MΩ) (10Ω≤R≤1MΩ); ±1%: 1F~W3A ±3%: 1F~W3A (R<10Ω, R>1MΩ) (R<10Ω, R>1MΩ) Rapid Change of Temperature ±1%: 1F ±0.5%: Another Moisture Resistance ±2%: 1J, 2A, 2B ±3%: Another Endurance at 70°C ±2%: 1J, 2A, 2B ±3%: Another High Temperature Exposure Test Method Within specified tolerance ±1% ±0.5%: 1F ±0.3%: Another ±0.75%: 1J, 2A, 2B ±1.5%: 1F ±1%: Another ±0.75%: 1J, 2A, 2B ±1%: Another ±0.5%: 1F ±0.3%: Another Rated Voltage x 2.5 for 5 seconds (2B: Rated Voltage x 2 for 5 seconds) 260°C ± 5°C, 10 seconds ± 1 second -55°C (30 minutes), +125°C (30 minutes), 100 cycles 40°C ± 2°C, 90%-95% RH, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle 70°C ± 2°C, 1000 hours, 1.5 hr ON, 0.5 hr OFF cycle +125°C, 1000 hours: 1F; +155°C, 1000 hours: 1E, 1H, 1J, 2A, 2B, 2E, 2H/W2H, 3A/W3A Specifications given herein may be changed at any time without prior notice. Please confirm technical specifications before you order and/or use. 14 12/05/14 KOA Speer Electronics, Inc. • 199 Bolivar Drive • Bradford, PA 16701 • USA • 814-362-5536 • Fax: 814-362-8883 • www.koaspeer.com