CPW, CPWN Vishay Dale Wirewound Resistors, Commercial Power, Axial Lead FEATURES High power to size ratio Ceramic cases are available with circuit board Pb-free stand-offs (designated with a -3 model ending) Available Superior surge capability Complete welded construction e3 Available in non-inductive styles with Aryton- Perry winding (CPWN in lieu of CPW, maximum RoHS* resistance is one-half CPW range) COMPLIANT Special inorganic potting compound and ceramic case provide high thermal conductivity in a fireproof package STANDARD ELECTRICAL SPECIFICATIONS GLOBAL HISTORICAL POWER RATING P RESISTANCE RANGE WEIGHT (typical) 40 C MODEL MODEL W 1 %, 2 %, 3 %, 5 % g CPW02 CPW-2 2 0.1 - 7K 2.0 CPW02...3 CPW-2-3 2 0.1 - 7K 2.2 CPW03 CPW-3 3 0.1 - 7.5K 3.4 CPW03...3 CPW-3-3 3 0.1 - 7.5K 3.6 CPW05 CPW-5 5 0.1 - 8.5K 4.8 CPW05...3 CPW-5-3 5 0.1 - 8.5K 5.0 CPW07 CPW-7 7 0.1 - 18K 6.8 CPW07...3 CPW-7-3 7 0.1 - 18K 7.0 CPW10 CPW-10 10 0.12 - 30K 9.5 CPW10...3 CPW-10-3 10 0.12 - 30K 9.9 CPW15 CPW-15 15 0.12 - 30K 16.8 CPW15...3 CPW-15-3 15 0.12 - 30K 17.4 CPW20 CPW-20 20 0.18 - 45K 22.8 CPW20...3 CPW-20-3 20 0.18 - 45K 23.6 TECHNICAL SPECIFICATIONS PARAMETER UNIT CPW RESISTOR CHARACTERISTICS Temperature Coefficient ppm/C 90 below 1.0 , 50 for 1.0 to 9.9 , 30 for 10 and above Short Time Overload - 5 x rated power for 5 s 1/2 Maximum Working Voltage V (P R) Operating Temperature Range C - 65 to + 275 Terminal Strength lb 10 minimum Dielectric Withstanding Voltage V 1000 AC GLOBAL PART NUMBER INFORMATION New Global Part Numbering: CPW0515R00JB313 (preferred part number format) C P W 05 15 R 00 J B 3 1 3 GLOBAL MODEL VALUE TOLERANCE PACKAGING SPECIAL (See Standard Electrical R = Decimal D = 0.5 % E14 = Lead (Pb)-free bulk (Dash Number) Specifications Global K = Thousand F = 1.0 % E31 = Lead (Pb)-free four layer bulk (up to 3 digits) Model column for R1500 = 0.15 G = 2.0 % E01 = Lead (Pb)-free skin pack From 1 - 999 options) 1K500 = 1500 H = 3.0 % as applicable B14 = Tin/lead bulk J = 5.0 % B31 = Tin/lead four layer bulk K = 10.0 % J01 = Tin/lead skin pack Historical Part Number Example: CPW-5-3 15 5 % B31 (will continue to be accepted) CPW-5-3 15 5 % B31 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING * Pb containing terminations are not RoHS compliant, exemptions may apply www.vishay.com For technical questions, contact: ww2aresistors vishay.com Document Number: 30216 32 Revision: 16-Feb-06CPW, CPWN Wirewound Resistors, Commercial Power, Axial Lead Vishay Dale DIMENSIONS in inches millimeters CPWxx CPWxx...3 B E E 1.0 25.4 1.0 25.4 A A D minimum minimum C C 0.125 3.18 typical B DIMENSIONS in inches millimeters GLOBAL (1) MODEL A B C D E 0.031 0.794 0.031 0.794 0.031 0.794 0.031 0.794 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 Note (1) Potting compound may extend outside of ceramic case up to 0.060 1.52 maximum per side. MATERIAL SPECIFICATIONS 120 Element: Copper-nickel alloy or nickel-chrome alloy, 100 depending on resistance value Core: Ceramic 80 End Caps: Tin plated steel 60 Body: Steatite ceramic case with inorganic potting 40 compound 20 Terminals: Tinned Copperweld 0 - 65 - 25 25 75 125 175 225 275 Part Marking: DALE, model, wattage, value, tolerance, date AMBIENT TEMPERATURE IN C 40 Derating code PERFORMANCE TEST LIMITS TEST CONDITIONS OF TEST (EIA RS-344) Thermal Shock - 55 C to + 275 C, 5 cycles, 30 min dwell time (2.0 % + 0.05 ) R Short Time Overload 5 x rated power for 5 s (2.0 % + 0.05 ) R Dielectric Withstanding Voltage 1000 V for 1 min (0.1 % + 0.05 ) R rms Low Temperature Storage - 65 C, full rated working voltage for 45 min (2.0 % + 0.05 ) R Bias Humidity 75 C, 90 % - 100 % RH, 240 h (2.0 % + 0.05 ) R Load Life 1000 h at rated power, + 40 C, 1.5 h ON, 0.5 h OFF (3.0 % + 0.05 ) R Terminal Strength 5 to 10 s 10 pound pull test, torsion test - 3 alternating directions, 360 each (1.0 % + 0.05 ) R Resistance to Solder Heat Terminal immersed 3.5 s in molten solder at 1/8 to 3/16 from body (1.0 % + 0.05 ) R Document Number: 30216 For technical questions, contact: ww2aresistors vishay.com www.vishay.com Revision: 16-Feb-06 33 RATED POWER IN %