WSC, WSN www.vishay.com Vishay Dale Wirewound Resistors, Precision Power, Surface Mount FEATURES * * * * * * * DESIGN SUPPORT TOOLS click logo to get started * * Models Available All welded construction Molded encapsulation Wraparound terminations Excellent stability at different environmental conditions High power ratings (up to 3 W) Superior surge capability Available in non-inductive styles with AyrtonPerry winding (WSN in lieu of WSC, maximum resistance is one-half WSC range) AEC-Q200 qualified (1) Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 Available Available Available Available Notes * 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 * Follow link to Overview of Automotive Grade Products for more details: www.vishay.com/doc?49924 (1) Flame retardance test may not be applicable to some resistor technologies STANDARD ELECTRICAL SPECIFICATIONS GLOBAL HISTORICAL SIZE POWER RATING P70 C RESISTANCE RANGE TOLERANCE WEIGHT (typical) ENCAPSULATION MODEL MODEL W % g/1000 pieces WSC01/2 WSC-1/2 2012 0.5 0.1 to 4.99 0.5, 1, 5 90 Epoxy WSC-1 2515 1 0.1 to 2.77K 0.5, 1, 5 165 Thermoplastic (1) WSC0001 (2) WSC2515 WSC2515 2515 1 0.1 to 2.5K 0.5, 1, 5 165 Thermoplastic 0.5, 1, 5 760 Thermoplastic (1) WSC0002 WSC-2 4527 2 0.1 to 4.92K WSC4527 WSC4527 4527 2 0.1 to 4.92K 0.5, 1, 5 760 Thermoplastic 0.5, 1, 5 1675 Thermoplastic WSC6927 WSC6927 6927 3 0.1 to 8K Notes * Part marking: 1/2 W - DALE, value; 1 W - model, value, tolerance, date code; 2 W and 3 W - DALE, model, value, tolerance, date code (1) As of 1/1/2010, the WSC0001 and WSC0002 are molded with thermoplastic in lieu of epoxy. Reference PCN-DR-002-2009 and PCN-DR-003-2009 (2) As of February 19, 2016, the WSC0001 was obsoleted by PCN-DR-013-2015; the WSC2515 is a drop-in replacement. You may contact your sales representative or submit an inquiry via ww2bresistors@vishay.com for supporting information TECHNICAL SPECIFICATIONS PARAMETER UNIT WSC2515 WSC0002 WSC4527, WSC6927 20 = 10 and above; 20 = 26.51 and above; 20 = 10.0 and above; 50 = 1.0 to 9.9 ; 50 = 1.0 to 26.5 ; ppm/C 50 = 1.0 to 4.99 50 = 1.0 to 9.9 ; 90 = 0.31 to 0.99 90 = 0.1 to 0.99 90 = 0.31 to 0.99 90 = 0.1 to 0.99 150 = 0.1 to 0.3 150 = 0.1 to 0.3 Temperature coefficient Dielectric withstanding voltage Insulation resistance Operating temperature range Maximum working voltage WSC01/2 VAC > 500 > 109 C -65 to +175 -65 to +275 (P x R)1/2 V GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSC2515R7000FEA (visit www.vishay.net Vishay Dale parts numbering manual for all options) W S C 2 5 1 5 R 7 0 0 0 F E A GLOBAL MODEL SIZE VALUE (1) TOLERANCE PACKAGING SPECIAL WSC WSN 01/2 2515 0002 4527 6927 R = decimal K = thousand R7000 = 0.70 1K500 = 1.5 k D = 0.5 % F = 1.0 % G = 2.0 % H = 3.0 % J = 5.0 % K = 10 % EA = lead (Pb)-free, tape / reel EK = lead (Pb)-free, bulk TA = tin / lead, tape / reel (R86) BA = tin / lead, bulk (B43) (dash number) (up to 2 digits) from 1 to 99 as applicable Notes (1) WSC / WSN Marking (www.vishay.com/doc?30327) * Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes designating 1000 piece reels. These non-standard packaging codes are identical to our standard EA (lead (Pb)-free) and TA (tin / lead), except that they have a package quantity of 1000 pieces Revision: 07-Jan-2019 Document Number: 30102 1 For technical questions, contact: ww2bresistors@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 WSC, WSN www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) W H b L W1 a T L DIMENSIONS GLOBAL MODEL SOLDER PAD DIMENSIONS L H T W W1 a b L WSC01/2 0.200 0.020 (5.08 0.508) 0.096 0.015 (2.44 0.381) 0.040 0.010 (1.02 0.254) 0.125 0.005 (3.18 0.127) 0.050 0.010 (1.27 0.254) 0.085 (2.16) 0.070 (1.78) 0.080 (2.03) WSC2515 0.250 0.020 (6.35 0.508) 0.110 0.015 (2.79 0.381) 0.045 0.010 (1.14 0.254) 0.150 0.005 (3.81 0.127) 0.098 0.005 (2.49 0.127) 0.090 (2.29) 0.115 (2.92) 0.120 (3.05) WSC0002 0.455 0.020 (11.56 0.508) 0.167 0.010 (4.24 0.254) 0.100 0.010 (2.54 0.254) 0.275 0.005 (6.98 0.127) 0.215 0.005 (5.46 0.127) 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) WSC4527 0.455 0.020 (11.56 0.508) 0.167 0.010 (4.24 0.254) 0.100 0.010 (2.54 0.254) 0.275 0.005 (6.98 0.127) 0.215 0.005 (5.46 0.127) 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) WSC6927 0.690 0.032 (17.53 0.813) 0.280 0.015 (7.11 0.381) 0.100 0.010 (2.54 0.254) 0.275 0.005 (6.98 0.127) 0.215 0.015 (5.46 0.381) 0.155 (3.94) 0.235 (5.97) 0.470 (11.94) Notes * 3D models available: www.vishay.com/doc?30328 * Surface mount solder profile recommendations: www.vishay.com/doc?31052 * Refer to WSC, WSN conversion guide for detailed construction drawings: www.vishay.com/doc?49616 DERATING 200 WSC0002 WSC4527 150 WSC6927 WSC01/2 WSC2515 100 Rated Power in % Temperature Rise in C TEMPERATURE RISE 120 100 80 WSC0002 (1) WSC2515 WSC4527 WSC6927 60 40 50 WSC01/2 20 0 0 0.5 1.0 1.5 2.0 2.5 3.0 0 - 65 - 25 Power in W 25 75 70 125 175 225 275 Ambient Temperature in C Note (1) As of 1/1/2010, WSC0002 will be molded with thermoplastic and have the higher 275 C temperature derating PULSE CAPABILITY click to get started VE TI A TR US L IL S SE O RP PU LY ON www.vishay.com/resistors/SMD-wirewound-pulse-capability-calculator/ Revision: 07-Jan-2019 Document Number: 30102 2 For technical questions, contact: ww2bresistors@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 WSC, WSN www.vishay.com Vishay Dale PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal shock -55 C to +150 C, 1000 cycles, 15 min at each extreme 0.5 % + 0.05 Short time overload 5 x rated power for 5 s 0.2 % + 0.05 Low temperature storage -65 C for 24 h 0.2 % + 0.05 High temperature exposure 1000 h at + 275 C (+175 C for WSC01/2) 0.5 % + 0.05 Bias humidity +85 C, 85 % RH, 10 % bias, 1000 h 0.2 % + 0.05 Mechanical shock 100 g's for 6 ms, 5 pulses 0.1 % + 0.05 Vibration Frequency varied 10 Hz to 500 Hz in 1 min, 3 directions, 9 h 0.1 % + 0.05 Load life 1000 h at rated power, +70 C, 1.5 h "ON", 0.5 h "OFF" 1.0 % + 0.05 Resistance to solder heat +260 C solder, 10 s to 12 s dwell, 25 mm/s emergence 0.5 % + 0.05 PACKAGING MODEL REEL TAPE WIDTH DIAMETER PIECES/REEL WSC01/2 12 mm/embossed plastic 330 mm/13" 2000 CODE EA/TA WSC2515 16 mm/embossed plastic 330 mm/13" 2000 EA/TA WSC0002, WSC4527 24 mm/embossed plastic 330 mm/13" 1200 EA/TA WSC6927 32 mm/embossed plastic 330 mm/13" 725 EA/TA Notes * Embossed carrier tape per EIA-481 * Additional packaging details at www.vishay.com/doc?20051 Revision: 07-Jan-2019 Document Number: 30102 3 For technical questions, contact: ww2bresistors@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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