Product is End of Life Jun-2016 and Replaced by CPCL, CPCC, CPCP, CPCF MRWxR www.vishay.com Vishay Mills Wirewound Resistors, Commercial Power, Vertical Mount FEATURES • Board space saving due to vertical design • Meets or exceeds requirements of EIA standard RS-344 • High power to size ratio • Special inorganic potting compound and ceramic case provide high thermal conductivity in a fireproof package Please reference the Vishay Dale closest equivalent: • CPCL, CPCC, CPCP, CPCF (www.vishay.com/doc?30218) • CPCC, CPCF High Volume (www.vishay.com/doc?30116) • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Notes • There may be slight differences between the MRWxR product and the applicable replacement. • See the cross-reference file for a complete list of differences and part number crosses: www.vishay.net/files/Cross-Reference%20Data%20-%20PTNDR-022-2015%20Rev%200.pdf. STANDARD ELECTRICAL SPECIFICATIONS HISTORICAL MODEL POWER RATING P70 °C W TOLERANCE ±% RESISTANCE RANGE WEIGHT (typical) g MRW2R MRW2R 2 5, 10 0.1 to 500 3.5 MRW3R MRW3R 3 5, 10 0.1 to 500 5.5 MRW5R MRW5R 5 5, 10 0.01 to 500 6.9 MRW1R MRW10R 10 5, 10 0.01 to 8K 14.3 GLOBAL MODEL TECHNICAL SPECIFICATIONS PARAMETER UNIT MRWxR RESISTOR CHARACTERISTICS ppm/°C ± 300 = 1.0 and above, ± 600 = 0.1 to 0.99 , ± 100 = 0.05 to 0.09 , ± 400 = 0.01 to 0.049 Short Time Overload - 5 x rated power for 5 s Maximum Working Voltage V (P x R)1/2 Operating Temperature Range °C -65 to +275 Terminal Strength Ib 10 minimum VAC 1000 Temperature Coefficient Dielectric Withstanding Voltage GLOBAL PART NUMBER INFORMATION Global Part Numbering example: MRW1RR5000JE32 (Visit www.vishay.net SAP Parts Manual for all options) M R W 1 R R 5 0 0 0 J E 3 2 GLOBAL MODEL (5 digits) VALUE (5 digits) TOLERANCE (1 digit) PACKAGING CODE (3 digits) SPECIAL (up to 3 digits) MRW2R MRW3R MRW5R MRW1R R = Decimal K = Thousand 15R00 = 15 1K500 = 1.5 k J=±5% K = ± 10 % E01 = Lead (Pb)-free skin pack E32 = Lead (Pb)-free two layer bulk pack (Dash Number) From 1 to 999 as applicable NI = Non-inductive Historical Part Number example: MRW10RWR50J MRW10R W = STANDARD 0.5 5% HISTORICAL MODEL TC RESISTANCE VALUE TOLERANCE Revision: 05-Feb-16 Document Number: 31819 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 Product is End of Life Jun-2016 and Replaced by CPCL, CPCC, CPCP, CPCF MRWxR www.vishay.com Vishay Mills DIMENSIONS in inches [millimeters] DIMENSIONS in inches [millimeters] H ± 0.031 [0.794] L ± 0.031 [0.794] W + 0.043 [1.09] - 0.012 [0.305] LD ± 0.005 [0.127] CC ± 0.040 [1.02] MRW2R 0.807 [20.50] 0.433 [11.00] 0.276 [7.01] 0.032 [0.813] 0.197 [5.00] MRW3R 0.984 [24.99] 0.472 [11.99] 0.315 [8.00] 0.032 [0.813] 0.197 [5.00] MRW5R 1.003 [25.48] 0.512 [13.00] 0.354 [8.99] 0.032 [0.813] 0.197 [5.00] MRW1R 1.372 [34.85] 0.633 [16.08] 0.485 [12.32] 0.036 [0.914] 0.290 [7.37] MATERIAL SPECIFICATIONS DERATING Element: copper-nickel alloy or nickel-chrome alloy, depending on resistance value Core: woven fiberglass, alumina ceramic, or self supporting element - depending on resistance value Body: steatite ceramic case with inorganic potting compound RATED POWER IN % GLOBAL MODEL 120 100 End Caps: tin plated steel (as applicable) 80 60 40 20 Terminals: tinned copper 0 Part Marking: MILLS, model, wattage, value, tolerance, date code - 65 - 25 25 75 70 125 175 225 275 AMBIENT TEMPERATURE IN °C PERFORMANCE TEST Thermal Shock CONDITIONS OF TEST TEST LIMITS -55 °C to +275 °C ± (5.0 % + 0.05 ) R ± (4.0 % + 0.05 ) R Short Time Overload 5 x rated power for 5 s Dielectric Withstanding Voltage 1000 VRMS for 1 min ± (2.0 % + 0.05 ) R Low Temperature Storage -65 °C, full rated working voltage for 45 min ± (3.0 % + 0.05 ) R Bias Humidity 75 °C, 90 % to 100 % RH, 240 h ± (5.0 % + 0.05 ) R ± (5.0 % + 0.05 ) R Load Life 1000 h at rated power, +40 °C, 1.5 h “ON”, 0.5 h “OFF” Terminal Strength 5 s to 10 s 10 pound pull test ± (1.0 % + 0.05 ) R Resistance to Solder Heat Terminal immersed 3.5 s in molten solder up to body ± (4.0 % + 0.05 ) R Revision: 05-Feb-16 Document Number: 31819 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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