RK73B3ATTE4R7J

general purpose 2%, 5% tolerance thick film chip resistor EU features • Wide lineup from 01005 to 2512 size • Excellent heat resistance and weather resistance are ensured by the use of metal glaze thick film • Suitable for both flow and reflow solderings • 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 Tested: 0201 (1H), 0402 (1E), 0603 (1J), 0805 (2A), 1206 (2B), 1210 (2E), 2010 (2H/W2H), 2512 (3A/W3A/W3A2) dimensions and construction Type* Dimensions inches (mm) 1 L c c W Sn Plating Ni Plating t Protective Coating d Resistive Inner Film Electrode Ceramic Substrate % Rated Power 1H, 1E, 1J, 2A, 2B, 2E, W2H, W3A (1W), W3A2 (2W) 1F 80 60 60 40 20 40 0 -60 20 -40 -20 0 20 40 60 80 100 120 140 70 Ambient Temperature (°C) 125 160 155 For resistors operated at an ambient temperature of 70°C or higher, the power shall be derated in accordance with the above derating curve. 40 60 80 100 120 140 125 160 155 100 W3A2 60 40 20 0 -60 -55 -40 -20 0 20 40 60 80 100 120 140 160 155 95 Terminal Part Temperature (°C) When the terminal part temperature of the resistor exceeds the rated terminal part temperature shown above, the power shall be derated according to the derating curve. Please refer to “Introduction of the derating curves based on the terminal part temperature” on the beginning of our catalog before use * Parentheses indicate EIA package size codes. *2 RK73B 2H, 3A and 3A2 are also still available (different “d” dimensions = 0.4 +0.2/-0.1mm) 1 ordering information RK73B 2B Type Size 1F 1H 1E 1J 2A 2B 2E W2H W3A 2H 3A W3A2 c d t .007±.001 (0.2±0.02) .004±.001 (0.10±0.03) .004±.001 (0.11±0.03) .005±.001 (0.13±0.02) 1H (0201) .024±.001 (0.6±0.03) .012±.001 (0.3±0.03) .004±.002 (0.1±0.05) .006±.002 (0.15±0.05) .009±.001 (0.23±0.03) 1E (0402) .039 .008±.004 (0.2±0.1) +.002 -.004 (0.25 +0.05 -0.1 ) .01±.004 (0.25±0.1) .012±.004 (0.3±0.1) .012±.0046 (0.3±0.15) .012±.004 (0.3±0.1) .014±.006 (0.35±0.15) .02±.008 (0.5±0.2) .012 +.008 -.004 T Characteristics Nil: Standard New A: Heat shock resistance *2 2A (0805) 2A AT (0805) +.004 -.002 +0.1 ) -0.05 .02±.002 (0.5±0.05) .063±.008 (1.6±0.2) .031±.004 (0.8±0.1) .079±.008 (2.0±0.2) .049±.004 (1.25±0.1) (1.0 2B (1206) 80 % Rated Power -55 0 20 70 Terminal Part Temperature (°C) -55 0 -60 -40 -20 W .015±.001 (0.4±0.02) 1J (0603) 1J AT (0603) 1H, 1E, 1J, 2A, 2B, 2E, W2H, W3A (1W) 80 100 L 1F (01005) 1E AT (0402) 100 Derating Curve (Inch Size Code) Termination Material T: Sn G: Au *3 (L: Sn/Pb*4) 2B AT (1206) 2E (1210) 2H (2010) W2H*2 (2010) 3A*2 (2512) W3A/W3A2*2 (2512) .126±.008 (3.2±0.2) .063±.008 (1.6±0.2) .016±.008 (0.4±0.2) .018±.010 (0.45±0.25) .02±.012 (0.5±0.3) .022±.012 (0.55±0.35) .102±.008 (2.6±0.2) .01 .098±.008 (2.5±0.2) (0.4 +0.2 ) -0.1 TX: 4mm width - 1mm pitch plastic embossed TBL - TCM: 2mm pitch press paper *5 TPL - TP: 2mm pitch punch paper. TD: 4mm pitch punch paper TE: 4mm pitch plastic embossed .024±.004 (0.6±0.1) +.008 -.004 +0.2 ) -0.1 .026±.006 (0.65±0.15) TD Packaging +.008 -.004 +0.2 ) -0.1 .026±.006 (0.65±0.15) (0.4 .122±.008 (3.1±0.2) .022±.004 (0.55±0.1) .031±.008 (0.8±0.2) .016 .248±.008 (6.3±0.2) .02±.004 (0.5±0.1) .024±.008 (0.6±0.2) .016 +.008 -.004 .016 .02±.012 (0.5±0.3) .018±.004 (0.45±0.1) (0.3 +0.2 ) -0.1 (0.4 .197±.008 (5.0±0.2) .014±.002 (0.35±0.05) 102 J Nominal Resistance 2 significant figures + 1 multiplier “R” indicates decimal on value