RWS Precision Power Wirewound SMD Resistor A compact and precision power resistor, manufactured to the highest standards; reliable and robust but still achieving drift of less than 1% and TCR of 10-90ppm/C when under rated conditions * High overload capability for surge and pulse applications * Low inductance available * Custom specification available * RoHS Compliant Electrical Specifications Type Wattage RWS05 0.5 RWS1 1 RWS2 2 RWS3 3 RWS5 5 Tolerance D (0.5%) F (1%) J (5%) Resistance Range Resistance Range - Non-inductive Min Max Min Max R005 1K R1 200R R005 5K8 R1 1K2 R005 14K R1 2K8 R01 25K R1 5K R05 50K R1 10K Characteristics Tolerance (Code): 0.5% (D), 1% (F), 5% (J) Operating temperature: -55C to +155C Temperature coefficient: 90ppm/C R1 - R99, 50ppm/C 1R - 10R, 20ppm/C > 10R Max. working voltage: (PxR) 1/2 5 times rated wattage for 5 seconds Short time overload (0.5% + 0.05m)R Solderability Bath temperature 2355C, immersion time 20.5 seconds JIS C 5201 4.17 >95% of contact face covered new solder Resistance to solder heat Bath temperature 2605C, immersion time 101 seconds JIS C 5201 4.18 (0.5% + 0.05m)R Dielectric withstanding voltage Test voltage >500V, duration 1 minute JIS C 5201 4.7 Load life 70C 2C, rated DC working voltage applied 1.5 hours on and 0.5 hours off, 1000 hours, (2.0% + 0.05m)R ARCOL UK Limited, The information contained herein does not form part of Threemilestone Ind. Estate, a contract and is subject to change without notice. Arcol Truro, Cornwall, TR4 9LG, UK. operate a policy of continual product development, therefore, T +44 (0) 1872 277431 specifications may change. F +44 (0) 1872 222002 E sales@arcolresistors.com www.arcolresistors.com It is the responsibility of the customer to ensure that the component selected from our range is suitable for the intended application. If in doubt please ask Arcol. Page 1 of 2 1 / 11.46 RWS SMD Precision Power Wirewound Resistor Temperature Rise 80 RWS-5 RWS-3 RWS-2 125 100 Rated Power (%) Temperature (C) 100 RWS-1 RWS-05 125 Derating Curve 60 40 80 60 40 20 20 0 0 -55 75 0 0 1/2W 1W 2W 3W 100 125 150 175 Temperature (C) 5W Power (Watt) Dimensions (in mm 0.5) DIMENSIONS Type L1 RWS05 5.08 L2 L3 H1 W2 1.28 2.52 3.25 1.663 RWS1 7.50 1.75 4.00 4.64 2.405 RWS2 11.00 2.00 7.00 4.65 3.59 RWS3 13.50 2.50 RWS5 20.30 3.00 Model 8.50 5.65 4.20 12.30 7.87 4.90 Solder Pad Dimensions RWIS2010 RWS1 RWIS3014 W3 RWIS4318 1.98 RWIS5322 2.16 2.45 RWIS8030 2.95 RWS2 2.75 3.70 RWS3 3.20 4.20 RWS5 3.70 5.10 Type RWS05 L4 Dimensions inches / millimeters +-inches Solder Pad Dimensions L1 0.020 L2 0.020 L3 0.020 H1 0.020 W1 0.020 W2 0.020 L4 0.020 W3 0.020 0.200/05.08 0.300/07.50 0.430/11.00 0.530/13.50 0.800/20.30 0.050/1.28 0.069/1.75 0.079/2.00 0.098/2.50 0.118/3.00 0.099/2.52 0.157/4.00 0.216/7.00 0.256/8.50 0.484/12.3 0.128/3.25 0.183/4.64 0.189/4.65 0.229/5.65 0.310/7.87 0.100/2.54 0.138/3.50 0.177/4.50 0.217/5.50 0.300/7.62 0.065/1.663 0.095/2.405 0.134/3.590 0.165/4.200 0.193/4.900 0.078/1.98 0.096/2.45 0.108/2.75 0.126/3.20 0.146/3.70 0.085/2.16 0.116/2.95 0.146/3.70 0.165/4.20 0.200/5.10 TEMPERATURE RISE ( In C ) DERATING ( Rated Power In % ) Ordering Procedure Standard Resistor: Series, Resistance Value, Tolerance, Packaging (T&R or Bulk) e.g. RWS1 / NRWS1 (non-inductive) R005 F T&R ARCOL UK Limited, Threemilestone Ind. Estate, Truro, Cornwall, TR4 9LG, UK. The information contained herein does not form part of PERFORMANCE CHARACTERISTICS Parameter Thermo Shock T +44 (0) 1872 277431 F +44 (0) 1872 222002 E sales@arcolresistors.com Short Time Overload Solderability www.arcolresistors.com a contract and is subject to change without notice. Arcol Conditions Of Test Test Results operate a policy of continual development, -55C +0C,-3C to 150Cproduct +3C,-0C, 100 cycles, therefore, (1.0% + 0.5m)R Minimummay 15 minute at each extremes specifications change. Overload voltage : 5 Times rated wattage for 5 (0.5% + 0.5m)R seconds It is the responsibility of the customer to ensure that the Bath Temperature 2355, Immersion Time of contact face component selected from our range is suitable for the >95% intended 20.5seconds JIS C 5201 4.17 covered new solder application. If in doubt please ask Arcol. Resistance To Solder Heat Page 2 of 2 Dielectric Withstanding Voltage Bath Temperature 2605, Immersion Time 101 seconds JIS C 5201 4.18 Magnitude of test voltage : > 500 volts. Duration 1 minute JIS C 5201 4.7 (0.5% + 0.5m)R Pass 1 / 11.46 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Arcol: RWS3 270R F B RWS1 30R J B RWS1 100R J B RWS3 1K J B RWS05 R49 J B RWS05 50R J B RWS3 R22 F B RWS5 1K J B RWS5 2R7 F B RWS3 1K F B RWS3 20R F B RWS1 4R7 J B RWS5 3R9 J B RWS05 2R5 J B RWS5 10R J B RWS1 1R F B RWS5 R25 F B RWS1 R49 J B RWS1 3R J B RWS3 120R F B RWS5 1R8 J B RWS3 R5 F B RWS3 2R2 J B RWS05 2R F B RWS5 2R J B RWS1 3R F B RWS5 30R F B RWS05 1K F B RWS5 R49 F B RWS5 50R J B RWS3 R15 F B RWS1 300R J B RWS3 27R J B RWS1 5R J B RWS5 20R F B RWS5 R27 J B RWS05 4R9 F B RWS5 3R9 F B RWS1 150R F B RWS05 R05 F B RWS5 2R7 J B RWS3 8R2 F B RWS05 3R J B RWS3 2R7 F B RWS05 47R F B RWS05 2R5 F B RWS3 2K J B RWS3 3R F B RWS1 30R F B RWS1 2R5 J B RWS1 R5 J B RWS1 2R7 J B RWS1 2R F B RWS3 120R J B RWS1 4R7 F B RWS3 R1 J B RWS3 1R5 F B RWS5 39R F B RWS1 2R7 F B RWS1 2K J B RWS5 27R F B RWS05 R25 F B RWS5 150R F B RWS5 100R J B RWS5 18R F B RWS05 R05 J B RWS05 2R2 F B RWS5 3R3 J B RWS3 2R F B RWS5 30R J B RWS05 1K J B RWS3 1R8 J B RWS3 R39 J B RWS5 2R5 F B RWS05 1R F B RWS05 2R2 J B RWS5 180R F B RWS3 R82 J B RWS3 R12 J B RWS3 8R2 J B RWS5 3R J B RWS5 2K J B RWS3 R47 F B RWS3 R47 J B RWS5 150R J B RWS5 18R J B RWS05 R25 J B RWS3 20R J B RWS05 47R J B RWS5 2R F B RWS5 2R5 J B RWS5 270R J B RWS3 39R F B RWS3 R27 F B RWS05 20R J B RWS05 10R F B RWS5 R27 F B RWS1 100R F B RWS3 2R5 F B RWS5 1R5 F B