WK73S2HTTE47L0F

resistors WK73S wide terminal type flat chip resistors EU features • Wide-side termination (reverse-geometry) type flat chip resistor • High reliability and performance with T.C.R. ±100 x 10-6/K, resistance tolerance ±1% • Marking: 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: 0612(2B/2B15), 1020(2H), 1218(2J), 1225(3A) dimensions and construction Type L c t Inner Resistive Electrode Film d NEW W Solder Plating Ni Plating Protective Coating Ceramic Substrate Dimensions inches (mm) W c d L (Inch Size Code) c .063±.006 .126±.006 .012±.008 .018±.006 (1.6±0.15) (3.2±0.2) (0.3±0.2) (0.45±0.15) 2B15 (0612) .063±.006 .126±.006 .012±.008 .018±.006 (1.6±0.15) (3.2±0.2) (0.3±0.2) (0.45±0.15) 2H (1020) .098±.006 .197±.006 .016±.008 (2.5±0.15) (5.0±0.15) (0.4±0.2) 2J (1218) .122±.006 .181±.006 .016±.008 .030±.006 (3.1±0.15) (4.6±0.15) (0.4±0.2) (0.75±0.15) 3A (1225) .122±.006 .252±.006 .018±.008 (3.1±0.15) (6.3±0.15) (0.45±0.2) 100 100 100 2J (100°C) 60 40 20 60 80 % Rated Power 80 % Rated Power % Rated Power 80 2B, 2H, 3A (125°C) 40 20 0 80 100 120 140 160 155 70 Ambient Temperature (°C) 20 40 60 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. ordering information New Part # .024±.004 (0.6±0.1) WK73S2B (1W), WK73S2B15 (1.5W), WK73S3A (2W) Derating Curve 0 -60 -40 -20 -55 WK73S 2J Type Size WK73S 2B: 0.75W, 1W New 2B15: 1.5W 2H: 1W 2J: 1W 3A: 1.5W, 2W 2B15, 2H2, 3A3 (95°C) 60 2B, 3A (115°C) 40 20 0 -60 -40 -20 -55 80 100 120 140 160 125 155 Terminal Part Temperature (°C) 0 20 40 60 0 -60 -40 -20 -55 20 40 60 80 100 120 140 160 95 115 155 Terminal Part Temperature (°C) 0 For resistors operated terminal temperature of described for each size or above, a power rating shall be derated in accordance with the derating curve above. Please refer to “Introduction of the derating curve based on the terminal part temperature” in the beginning of our catalog before use. If you want to use at rated power (*1), use derating curves based on the terminal part temperature on the right side graph. T Termination Material T: Sn TE Packaging TD: 0612: 7" 4mm pitch punched paper TE: 1020, 1218, 1225: 7" embossed plastic TED: 1020, 1218, 1225: 10" embossed plastic For further information on packaging, please refer to Appendix A 33L0 F Nominal Resistance ±1%: 3 significant figures + 1 multiplier “R” indicates decimal on value