CPW, CPWN www.vishay.com Vishay Dale Wirewound Resistors, Commercial Power, Axial Lead FEATURES • High power to size ratio • Ceramic cases are available with circuit board stand-offs (designated with a -3 model ending) • Superior surge capability • Complete welded construction • Available in non-inductive styles with ArytonPerry winding (CPWN in lieu of CPW, maximum resistance is one-half CPW range) • Special inorganic potting compound and ceramic case provide high thermal conductivity in a fireproof package • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Available Available Available Available Note * This datasheet provides information about parts that are RoHS-compliant and / or parts that are non-RoHS-compliant. For example, parts with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details. STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL CPW02 CPW02...3 CPW03 CPW03...3 CPW05 CPW05...3 CPW07 CPW07...3 CPW10 CPW10...3 CPW15 CPW15...3 CPW20 CPW20...3 POWER RATING P40 °C RESISTANCE RANGE W Ω 2 0.1 to 7K 2 0.1 to 7K 3 0.1 to 7.5K 3 0.1 to 7.5K 5 0.1 to 8.5K 5 0.1 to 8.5K 7 0.1 to 18K 7 0.1 to 18K 10 0.12 to 30K 10 0.12 to 30K 15 0.12 to 30K 15 0.12 to 30K 20 0.18 to 45K 20 0.18 to 45K HISTORICAL MODEL CPW-2 CPW-2-3 CPW-3 CPW-3-3 CPW-5 CPW-5-3 CPW-7 CPW-7-3 CPW-10 CPW-10-3 CPW-15 CPW-15-3 CPW-20 CPW-20-3 TOLERANCE ±% 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 1, 2, 3, 5 WEIGHT (typical) g 2.0 2.2 3.4 3.6 4.8 5.0 6.8 7.0 9.5 9.9 16.8 17.4 22.8 23.6 TECHNICAL SPECIFICATIONS PARAMETER UNIT Temperature Coefficient ppm/°C Short Time Overload Maximum Working Voltage V Operating Temperature Range °C Terminal Strength lb Dielectric Withstanding Voltage VAC CPW RESISTOR CHARACTERISTICS ± 30 for 10 Ω and above; ± 50 for 1.0 Ω to 9.9 Ω; ± 90 for 0.5 Ω to 0.99 Ω 5 x rated power for 5 s (P x R)1/2 -65 to +275 10 minimum 1000 GLOBAL PART NUMBER INFORMATION Global Part Numbering example: CPW0515R00JB313 C P W 0 5 1 5 R 0 0 J B 3 1 3 GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL (See Standard Electrical Specifications Global Model column for options) R = Decimal K = Thousand R1500 = 0.15 Ω 1K500 = 1500 Ω D = ± 0.5 % F = ± 1.0 % G = ± 2.0 % H = ± 3.0 % J = ± 5.0 % K = ± 10.0 % E14 = Lead (Pb)-free bulk E31 = Lead (Pb)-free four layer bulk E01 = Lead (Pb)-free skin pack (Dash Number) (up to 3 digits) From 1 to 999 as applicable B14 = Tin/lead bulk B31 = Tin/lead four layer bulk J01 = Tin/lead skin pack Historical Part Numbering example: CPW-5-3 15 Ω 5 % B31 CPW-5-3 15 Ω 5% B31 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING Revision: 22-Dec-15 Document Number: 30216 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 CPW, CPWN www.vishay.com Vishay Dale DIMENSIONS in inches [millimeters] CPWxx CPWxx...3 1.0 [25.4] min. B E A 1.0 [25.4] min. D C C GLOBAL MODEL E A 0.125 [3.18] typical B DIMENSIONS in inches [millimeters] A (1) ± 0.031 [0.794] B ± 0.031 [0.794] C ± 0.031 [0.794] D ± 0.031 [0.794] E ± 0.001 [0.025] CPW02 0.688 [17.46] 0.250 [6.35] 0.250 [6.35] - 0.032 [0.813] CPW02...3 0.688 [17.46] 0.250 [6.35] 0.250 [6.35] 0.313 [7.94] 0.032 [0.813] CPW03 0.875 [22.22] 0.313 [7.94] 0.313 [7.94] - 0.032 [0.813] CPW03...3 0.875 [22.22] 0.313 [7.94] 0.313 [7.94] 0.375 [9.52] 0.032 [0.813] CPW05 0.875 [22.22] 0.375 [9.52] 0.344 [8.73] - 0.032 [0.813] CPW05...3 0.875 [22.22] 0.375 [9.52] 0.344 [8.73] 0.406 [10.32] 0.032 [0.813] CPW07 1.391 [35.32] 0.375 [9.52] 0.344 [8.73] - 0.032 [0.813] CPW07...3 1.391 [35.32] 0.375 [9.52] 0.344 [8.73] 0.469 [11.91] 0.032 [0.813] CPW10 1.875 [47.62] 0.375 [9.52] 0.344 [8.73] - 0.032 [0.813] CPW10...3 1.875 [47.62] 0.375 [9.52] 0.344 [8.73] 0.469 [11.91] 0.032 [0.813] CPW15 1.875 [47.62] 0.500 [12.70] 0.500 [12.70] - 0.032 [0.813] CPW15...3 1.875 [47.62] 0.500 [12.70] 0.500 [12.70] 0.625 [15.87] 0.032 [0.813] CPW20 2.500 [63.50] 0.500 [12.70] 0.500 [12.70] - 0.032 [0.813] CPW20...3 2.500 [63.50] 0.500 [12.70] 0.500 [12.70] 0.625 [15.87] 0.032 [0.813] MATERIAL SPECIFICATIONS DERATING Element: copper-nickel alloy or nickel-chrome alloy, depending on resistance value RATED POWER IN % Note (1) Potting compound may extend outside of ceramic case up to 0.060 [1.52] maximum per side. Core: ceramic End Caps: stainless steel Body: steatite ceramic case with inorganic potting compound 120 100 Terminals: tinned copperweld® 80 60 40 20 Part Marking: DALE, model, wattage, value, tolerance, date code 0 - 65 - 25 25 75 40 125 175 225 275 AMBIENT TEMPERATURE IN °C PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS (EIA RS-344) Thermal Shock -55 °C to +275 °C, 5 cycles, 30 min dwell time ± (2.0 % + 0.05 Ω) ΔR Short Time Overload 5 x rated power for 5 s ± (2.0 % + 0.05 Ω) ΔR Dielectric Withstanding 1000 VRMS for 1 min ± (0.1 % + 0.05 Ω) ΔR Low Temperature Storage -65 °C, full rated working voltage for 45 min ± (2.0 % + 0.05 Ω) ΔR Bias Humidity 75 °C, 90 % to 100 % RH, 240 h ± (2.0 % + 0.05 Ω) ΔR Load Life 1000 h at rated power, +40 °C, 1.5 h “ON”, 0.5 h “OFF” ± (3.0 % + 0.05 Ω) ΔR Terminal Strength 5 s to 10 s 10 pound pull test, torsion test - 3 alternating directions, 360° each ± (1.0 % + 0.05 Ω) ΔR Resistance to Solder Heat Terminal immersed 3.5 s in molten solder at 1/8" to 3/16" from body ± (1.0 % + 0.05 Ω) ΔR Revision: 22-Dec-15 Document Number: 30216 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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