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 • Excellent stability in operation • High power to size ratio • Compliant to RoHS Directive 2002/95/EC Notes * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902 STANDARD ELECTRICAL SPECIFICATIONS POWER RATING (1) P W POWER RATING (1) P25 °C W HISTORICAL CHARACTERISTIC U25+ °C WEIGHT 250 CHARACTERISTIC V + 350 RESISTANCE RANGE TOLERANCE MODEL ± % (2) (max.) g °C °C CW-1/2 0.5 0.1 to 1.77K 5, 10 0.21 CW-1 1.0 0.1 to 6.37K 5, 10 0.34 CW-1M 1.0 0.1 to 3.3K 5, 10 0.3 CW-2 4.0 5.5 0.1 to 28.7K 5, 10 2.1 CW-2M 3.0 3.75 0.1 to 12K 5, 10 0.65 CW-2B 3.0 3.75 0.1 to 15K 5, 10 0.7 5, 10 0.9 CW-2B-13 4.0 6.0 0.1 to 10.89K (3) CW-2C 2.5 3.25 0.1 to 19.9K 5, 10 1.8 CW-2C-14 2.5 3.25 0.1 to 19.9K 5, 10 1.2 CW-5 5.0 6.5 0.1 to 58.5K 5, 10 4.2 CW-5-2 4.0 5.0 0.1 to 40.3K 5, 10 4.2 CW-5-3 5.0 6.5 0.1 to 58.5K 5, 10 4.2 CW-7 7.0 9.0 0.1 to 95.2K 5, 10 4.7 CW-10 10.0 13.0 0.1 to 167K 5, 10 9.0 CW-10-3 10.0 13.0 0.1 to 167K 5, 10 9.0 GLOBAL MODEL CW1/2 CW001 CW01M CW002 CW02M CW02B CW02B...13 CW02C CW02C...14 CW005 CW005...2 CW005...3 CW007 CW010 CW010...3 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 Temperature Coefficient ppm/°C Dielectric Withstanding Voltage VAC Short Time Overload Terminal Strength lb Maximum Working Voltage V Operating Temperature Range °C Power Rating - CW RESISTOR CHARACTERISTICS ± 30 for 10 and above, ± 50 for 1.0 to 9.9 , ± 90 for 0.5 to 0.99 1000 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 10 minimum (P x R)1/2 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 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 GLOBAL MODEL (See Standard Electrical Specifications Global Model column for options) 0 2 C 1 0 K 0 0 J B 1 2 1 4 PACKAGING SPECIAL (Dash Number) E70 = Lead (Pb)-free, tape/reel, 1K pcs (smaller than CW005) E73 = Lead (Pb)-free, tape/reel, 500 pcs (up to 3 digits) E12 = Lead (Pb)-free, bulk From 1 to 999 D18 = Lead (Pb)-free, R1R80 tape/reel as applicable CW02B...13 pack code for Europe use only 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: 01-Feb-12 VALUE TOLERANCE R = Decimal H = ± 3.0 % K = Thousand J = ± 5.0 % 1R500 = 1.5 K = ± 10.0 % 1K500 = 1.5 k Document Number: 30215 1 For technical questions, contact: [email protected] 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) min. C A B D DIMENSIONS in inches [millimeters] MODEL C A B [MAXIMUM] (2) CW1/2 0.250 ± 0.031 [6.35 ± 0.787] 0.281 [7.14] 0.085 ± 0.020 [2.16 ± 0.508] CW001 0.406 ± 0.031 [10.31 ± 0.787] 0.437 [11.10] 0.094 ± 0.031 [2.39 ± 0.787] CW01M 0.285 ± 0.025 [7.24 ± 0.635] 0.311 [7.90] 0.110 ± 0.015 [2.79 ± 0.381] CW002 0.625 ± 0.062 [15.87 ± 1.57] 0.765 [19.43] 0.250 ± 0.032 [6.35 ± 0.813] CW02M 0.500 ± 0.062 [12.70 ± 1.57] 0.562 [14.27] 0.185 ± 0.015 [4.70 ± 0.381] CW02B 0.562 ± 0.062 [14.27 ± 1.57] 0.622 [15.80] 0.188 ± 0.032 [4.78 ± 0.813] CW02B...13 0.500 ± 0.062 [12.70 ± 1.57] 0.563 [14.30] 0.188 ± 0.032 [4.78 ± 0.813] CW02C 0.500 ± 0.062 [12.70 ± 1.57] 0.593 [15.06] 0.218 ± 0.032 [5.54 ± 0.813] CW02C...14 0.500 ± 0.062 [12.70 ± 1.57] 0.593 [15.06] 0.218 ± 0.032 [5.54 ± 0.813] CW005 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.312 ± 0.032 [7.92 ± 0.813] CW005...2 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.250 ± 0.032 [6.35 ± 0.813] CW005...3 0.875 ± 0.062 [22.22 ± 1.57] 1.0 [25.40] 0.312 ± 0.032 [7.92 ± 0.813] CW007 1.218 ± 0.062 [30.94 ± 1.57] 1.281 [32.54] 0.312 ± 0.032 [7.92 ± 0.813] CW010 1.781 ± 0.062 [45.24 ± 1.57] 1.875 [47.62] 0.375 ± 0.032 [9.52 ± 0.813] CW010...3 1.781 ± 0.062 [45.24 ± 1.57] 1.875 [47.62] 0.375 ± 0.032 [9.52 ± 0.813] 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 DERATING Element: Copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core: Ceramic: Steatite or alumina, depending on physical size Coating: Special high temperature silicone Standard Terminals: Tinned Copperweld® (CW02B…13 is tinned copper) End Caps: Stainless steel Part Marking: DALE, model, wattage (3), value, tolerance, date code Note (3) Wattage marked on resistor will be “V” characteristic, CW1/2 will not be marked with wattage RATED POWER IN % MATERIAL SPECIFICATIONS D 0.020 ± 0.002 [0.508 ± 0.051] 0.020 ± 0.002 [0.508 ± 0.051] 0.020 ± 0.002 [0.508 ± 0.051] 0.040 ± 0.002 [1.02 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.040 ± 0.002 [1.02 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.040 ± 0.002 [1.02 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 0.040 ± 0.002 [1.02 ± 0.051] 0.040 ± 0.002 [1.02 ± 0.051] 0.032 ± 0.002 [0.813 ± 0.051] 120 100 80 60 CHAR. V CHAR. U 40 20 0 - 50 - 65 0 50 25 150 250 350 AMBIENT TEMPERATURE IN °C PERFORMANCE Rated power applied until thermally stable, then a minimum of 15 min at - 55 °C 5 x rated power (3.75 W and smaller), 10 x rated power (4 W and larger) for 5 s TEST LIMITS (4) (CHARACTERISTIC V) ± (2.0 % + 0.05 ) R ± (2.0 % + 0.05 ) R 1000 Vrms, 1 min ± (0.1 % + 0.05 ) R - 65 °C for 24 h 250 h at + 350 °C MIL-STD-202 Method 106, 7b not applicable MIL-STD-202 Method 213, 100 g’s for 6 ms, 10 shocks Frequency varied 10 Hz to 2000 Hz, 20 g peak, 2 directions 6 h each 2000 h at rated power, + 25 °C, 1.5 h “ON”, 0.5 h “OFF” 5 s to 10 s 10 pound pull test; torsion test - 3 alternating directions, 360° each ± (2.0 % + 0.05 ) R ± (4.0 % + 0.05 ) R ± (2.0 % + 0.05 ) R ± (0.2 % + 0.05 ) R ± (0.2 % + 0.05 ) R ± (3.0 % + 0.05 ) R ± (1.0 % + 0.05 ) R TEST Thermal Shock Short Time Overload Dielectric Withstanding Voltage Low Temperature Storage High Temperature Exposure Moisture Resistance Shock, Specified Pulse Vibration, High Frequency Load Life Terminal Strength CONDITIONS OF TEST 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: 01-Feb-12 Document Number: 30215 2 For technical questions, contact: [email protected] 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 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. 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We confirm that all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU. Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as Halogen-Free follow Halogen-Free requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21 conform to JEDEC JS709A standards. Revision: 02-Oct-12 1 Document Number: 91000