CW www.vishay.com Vishay Dale Wirewound Resistors, Commercial Power, Silicone Coated, Axial Lead FEATURES • High performance for low cost • High temperature silicone coating • Complete welded construction Available • Excellent stability in operation • High power to size ratio • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 DESIGN SUPPORT TOOLS click logo to get started Note Available * This datasheet provides information about parts that are RoHS-compliant and / or parts that are non Available Models RoHS-compliant. For example, parts with lead (Pb) Available terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details Available STANDARD ELECTRICAL SPECIFICATIONS POWER RATING (1) P W POWER RATING (1) P W GLOBAL HISTORICAL 25 °C 25 °C RESISTANCE RANGE TOLERANCE WEIGHT CHARACTERISTIC U CHARACTERISTIC V MODEL MODEL  ± % (2) (max.) g +250 °C +350 °C CW1/2 CW-1/2 0.5 - 0.1 to 1.77K 5, 10 0.21 CW001 CW-1 1.0 - 0.1 to 6.37K 5, 10 0.34 CW01M CW-1M 1.0 - 0.1 to 3.3K 5, 10 0.3 CW002 CW-2 4.0 5.5 0.1 to 28.7K 5, 10 2.1 CW02M CW-2M 3.0 3.75 0.1 to 12K 5, 10 0.65 CW02B CW-2B 3.0 3.75 0.1 to 15K 5, 10 0.7 CW02B...13 CW-2B-13 4.0 6.0 0.1 to 10.89K (3) 5, 10 0.9 CW02C CW-2C 2.5 3.25 0.1 to 19.9K 5, 10 1.8 CW02C...14 CW-2C-14 2.5 3.25 0.1 to 19.9K 5, 10 1.2 CW005 CW-5 5.0 6.5 0.1 to 58.5K 5, 10 4.2 CW005...2 CW-5-2 4.0 5.0 0.1 to 40.3K 5, 10 4.2 CW005...3 CW-5-3 5.0 6.5 0.1 to 58.5K 5, 10 4.2 CW007 CW-7 7.0 9.0 0.1 to 95.2K 5, 10 4.7 CW010 CW-10 10.0 13.0 0.1 to 167K 5, 10 9.0 CW010...3 CW-10-3 10.0 13.0 0.1 to 167K 5, 10 9.0 Notes (1) Vishay Dale CW models have two power ratings, depending on operating temperature and stability requirements (2) 3 % tolerance available (3) Higher values available on request TECHNICAL SPECIFICATIONS PARAMETER UNIT CW RESISTOR CHARACTERISTICS Temperature Coefficient ppm/°C ± 30 for 10  and above, ± 50 for 1.0  to 9.9 , ± 90 for 0.5  to 0.99  Dielectric Withstanding Voltage V 1000 AC Short Time Overload - 5 x rated power for 5 s for 3.75 W size and smaller, 10 x rated power for 5 s for 4 W size and greater Terminal Strength lb 10 minimum Maximum Working Voltage V (P x R)1/2 Operating Temperature Range °C Characteristic U = -65 to +250, characteristic V = -65 to +350 Characteristic U = +250 °C max. hot spot temperature, ± 0.5 % max. R in 2000 h load life Power Rating - Characteristic V = +350 °C max. hot spot temperature, ± 3.0 % max. R in 2000 h load life GLOBAL PART NUMBER INFORMATION Global Part Numbering example: CW02C10K00JB1214 C W 0 2 C 1 0 K 0 0 J B 1 2 1 4 GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL (see Standard R = decimal H = ± 3.0 % E70 = lead (Pb)-free, tape / reel, 1K pcs (smaller than CW005) (dash number) Electrical K = thousand J = ± 5.0 % E73 = lead (Pb)-free, tape/reel, 500 pcs (up to 3 digits) Specifications 1R500 = 1.5  K = ± 10.0 % E12 = lead (Pb)-free, bulk from 1 to 999 Global Model 1K500 = 1.5 k D18 = lead (Pb)-free, R1R80 tape/reel as applicable column for CW02B...13 pack code for Europe use only options) S70 = tin / lead, tape / reel, 1K pcs (smaller than CW005) S73 = tin / lead, tape / reel, 500 pcs B12 = tin / lead, bulk Historical Part Numbering example: CW-2C-14 10 k 5 % B12 CW-2C-14 10 k 5 % B12 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING Revision: 15-Nov-17 1 Document Number: 30215 For technical questions, contact: ww2aresistors@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

CW www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) 1.50 [38.10] (1) A C min. B D DIMENSIONS in inches [millimeters] MODEL A B [MAXIMUM] (2) C D CW1/2 0.250 ± 0.031 [6.35 ± 0.787] 0.281 [7.14] 0.085 ± 0.020 [2.16 ± 0.508] 0.020 ± 0.002 [0.508 ± 0.051] CW001 0.406 ± 0.031 [10.31 ± 0.787] 0.437 [11.10] 0.094 ± 0.031 [2.39 ± 0.787] 0.020 ± 0.002 [0.508 ± 0.051] CW01M 0.270 ± 0.031 [6.86 ± 0.787] 0.311 [7.90] 0.110 ± 0.015 [2.79 ± 0.381] 0.020 ± 0.002 [0.508 ± 0.051] CW002 0.625 ± 0.062 [15.87 ± 1.57] 0.765 [19.43] 0.250 ± 0.032 [6.35 ± 0.813] 0.040 ± 0.002 [1.02 ± 0.051] CW02M 0.500 ± 0.062 [12.70 ± 1.57] 0.562 [14.27] 0.185 ± 0.032 [4.70 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW02B 0.562 ± 0.062 [14.27 ± 1.57] 0.622 [15.80] 0.188 ± 0.032 [4.78 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW02B...13 0.500 ± 0.062 [12.70 ± 1.57] 0.563 [14.30] 0.188 ± 0.032 [4.78 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW02C 0.500 ± 0.062 [12.70 ± 1.57] 0.593 [15.06] 0.218 ± 0.032 [5.54 ± 0.813] 0.040 ± 0.002 [1.02 ± 0.051] CW02C...14 0.500 ± 0.062 [12.70 ± 1.57] 0.593 [15.06] 0.218 ± 0.032 [5.54 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW005 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.312 ± 0.032 [7.92 ± 0.813] 0.040 ± 0.002 [1.02 ± 0.051] CW005...2 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.250 ± 0.032 [6.35 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW005...3 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.312 ± 0.032 [7.92 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] CW007 1.218 ± 0.062 [30.94 ± 1.57] 1.281 [32.54] 0.312 ± 0.032 [7.92 ± 0.813] 0.040 ± 0.002 [1.02 ± 0.051] CW010 1.781 ± 0.062 [45.24 ± 1.57] 1.875 [47.62] 0.375 ± 0.032 [9.52 ± 0.813] 0.040 ± 0.002 [1.02 ± 0.051] CW010...3 1.781 ± 0.062 [45.24 ± 1.57] 1.875 [47.62] 0.375 ± 0.032 [9.52 ± 0.813] 0.032 ± 0.002 [0.813 ± 0.051] Notes (1) On some standard reel pack methods, the leads may be trimmed to a shorter length than shown (2) B (maximum) dimension is clean lead to clean lead MATERIAL SPECIFICATIONS DERATING Element: copper-nickel alloy or nickel-chrome alloy, 120 % depending on resistance value N Core: ceramic: steatite or alumina, depending on physical R I100 E size W O Coating: special high temperature silicone D P 80 E Standard Terminals: tinned Copperweld® AT 60 CHAR. V (CW02B…13 is tinned copper) R End Caps: stainless steel 40 CHAR. U Part Marking: DALE, model, wattage (1), value, tolerance, 20 date code Note 0 - 50 0 50 150 250 350 (1) Wattage marked on resistor will be “V” characteristic, CW1/2 will not be marked with wattage. - 65 25 AMBIENT TEMPERATURE IN °C PERFORMANCE TEST LIMITS (1) TEST CONDITIONS OF TEST (CHARACTERISTIC V) Thermal Shock Rated power applied until thermally stable, then a minimum of 15 min at -55 °C ± (2.0 % + 0.05 ) R Short Time Overload 5x rated power (3.75 W and smaller), 10 x rated power (4 W and larger) for 5 s ± (2.0 % + 0.05 ) R Dielectric Withstanding Voltage 1000 Vrms, 1 min ± (0.1 % + 0.05 ) R Low Temperature Storage -65 °C for 24 h ± (2.0 % + 0.05 ) R High Temperature Exposure 250 h at +350 °C ± (4.0 % + 0.05 ) R Moisture Resistance MIL-STD-202 Method 106, 7b not applicable ± (2.0 % + 0.05 ) R Shock, Specified Pulse MIL-STD-202 Method 213, 100 g’s for 6 ms, 10 shocks ± (0.2 % + 0.05 ) R Vibration, High Frequency Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each ± (0.2 % + 0.05 ) R Load Life 2000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” ± (3.0 % + 0.05 ) R Terminal Strength 5 s to 10 s 10 pound pull test; torsion test - 3 alternating directions, 360° each ± (1.0 % + 0.05 ) R Note (1) All R figures shown are maximum, based upon testing requirements per MIL-PRF-26 at a maximum operating temperature of +350 °C. R maximum figures are considerably lower when tested at a maximum operating temperature of +250 °C Revision: 15-Nov-17 2 Document Number: 30215 For technical questions, contact: ww2aresistors@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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