CW www.vishay.com Vishay Dale Wirewound Resistors, Commercial Power, Silicone Coated, Axial Lead FEATURES High performance for low cost High temperature silicone coating Available Complete welded construction Excellent stability in operation High power to size ratio Available Note Material categorization: * This datasheet provides information about parts that are for definitions of compliance please see Available RoHS-compliant and / or parts that are non-RoHS-compliant. For www.vishay.com/doc 99912 example, parts with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details. Available STANDARD ELECTRICAL SPECIFICATIONS (1) (1) POWER RATING P W POWER RATING P W 25 C 25 C GLOBAL HISTORICAL RESISTANCE RANGE TOLERANCE WEIGHT CHARACTERISTIC U CHARACTERISTIC V (2) MODEL MODEL % (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 (3) CW02B...13 CW-2B-13 4.0 6.0 0.1 to 10.89K 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 1/2 Maximum Working Voltage V (P x R) 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 W0 2C1 0 K 0 0 J B1 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 D18 = lead (Pb)-free, R1R80 tape/reel Global Model 1K500 = 1.5 k as applicable CW02B...13 pack code for Europe use only column for S70 = tin / lead, tape / reel, 1K pcs (smaller than CW005) options) 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: 20-Oct-16 Document Number: 30215 1 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) 1.50 38.10 C A min. B D DIMENSIONS in inches millimeters MODEL (2) AB MAXIMUM CD 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 120 Element: copper-nickel alloy or nickel-chrome alloy, depending on resistance value 100 Core: ceramic: steatite or alumina, depending on physical size 80 Coating: special high temperature silicone 60 CHAR. V Standard Terminals: tinned Copperweld (CW02B13 is tinned copper) 40 CHAR. U End Caps: stainless steel (3) 20 Part Marking: DALE, model, wattage , value, tolerance, date code 0 - 50 0 50 150 250 350 Note - 65 (3) 25 Wattage marked on resistor will be V characteristic, CW1/2 will AMBIENT TEMPERATURE IN C not be marked with wattage. PERFORMANCE (4) TEST LIMITS 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 1000 V , 1 min (0.1 % + 0.05 ) R rms Voltage 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 gs 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 (4) 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: 20-Oct-16 Document Number: 30215 2 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 RATED POWER IN %