WSC, WSN www.vishay.com Vishay Dale Wirewound Resistors, Precision Power, Surface Mount FEATURES All welded construction Molded encapsulation Wraparound terminations Excellent stability at different environmental Available conditions High power ratings (up to 3 W) Superior surge capability Available in non-inductive styles with Ayrton- Perry winding (WSN in lieu of WSC, maximum Available resistance is one-half WSC range) DESIGN TOOLS (click logo to get started) (1) AEC-Q200 qualified Available Material categorization: for definitions of compliance please see Models Available www.vishay.com/doc 99912 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 POWER RATING P RESISTANCE RANGE TOLERANCE WEIGHT (typical) 70 C SIZE 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 (2) (1) WSC-1 2515 1 0.1 to 2.77K 0.5, 1, 5 165 Thermoplastic WSC0001 WSC2515 WSC2515 2515 1 0.1 to 2.5K 0.5, 1, 5 165 Thermoplastic (1) 0.5, 1, 5 760 Thermoplastic 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 WSC01/2 WSC2515 WSC0002 WSC4527, WSC6927 20 = 26.51 and above 20 = 10 and above 20 = 10.0 and above Temperature 50 = 1.0 to 4.99 50 = 1.0 to 26.5 50 = 1.0 to 9.9 ppm/C 50 = 1.0 to 9.9 coefficient 90 = 0.1 to 0.99 90 = 0.31 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 Dielectric withstanding V > 500 AC voltage 9 Insulation resistance > 10 Operating temperature C -65 to +175 -65 to +275 range Maximum working 1/2 V (P x R) voltage GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSC2515R7000FEA (visit www.vishay.net Vishay Dale parts numbering manual for all options) W SC 251 5 R 7 00 0 F E A GLOBAL MODEL SIZE VALUE TOLERANCE PACKAGING SPECIAL WSC 01/2 R = decimal D = 0.5 % EA = lead (Pb)-free, tape / reel (dash number) WSN 2515 K = thousand F = 1.0 % EK = lead (Pb)-free, bulk (up to 2 digits) 0002 R7000 = 0.70 G = 2.0 % from 1 to 99 TA = tin / lead, tape / reel (R86) 4527 1K500 = 1.5 k H = 3.0 % as applicable BA = tin / lead, bulk (B43) 6927 J = 5.0 % K = 10 % Note 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: 13-Oct-16 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 91000WSC, WSN www.vishay.com Vishay Dale DIMENSIONS in inches (millimeters) W H b L W 1 a T L DIMENSIONS SOLDER PAD DIMENSIONS GLOBAL MODEL L H T W W ab L 1 0.200 0.020 0.096 0.015 0.040 0.010 0.125 0.005 0.050 0.010 WSC01/2 0.085 (2.16) 0.070 (1.78) 0.080 (2.03) (5.08 0.508) (2.44 0.381) (1.02 0.254) (3.18 0.127) (1.27 0.254) 0.250 0.020 0.110 0.015 0.045 0.010 0.150 0.005 0.098 0.005 WSC2515 0.090 (2.29) 0.115 (2.92) 0.120 (3.05) (6.35 0.508) (2.79 0.381) (1.14 0.254) (3.81 0.127) (2.49 0.127) 0.455 0.020 0.167 0.010 0.100 0.010 0.275 0.005 0.215 0.005 WSC0002 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) (11.56 0.508) (4.24 0.254) (2.54 0.254) (6.98 0.127) (5.46 0.127) 0.455 0.020 0.167 0.010 0.100 0.010 0.275 0.005 0.215 0.005 WSC4527 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) (11.56 0.508) (4.24 0.254) (2.54 0.254) (6.98 0.127) (5.46 0.127) 0.690 0.032 0.280 0.015 0.100 0.010 0.275 0.005 0.215 0.015 WSC6927 0.155 (3.94) 0.235 (5.97) 0.470 (11.94) (17.53 0.813) (7.11 0.381) (2.54 0.254) (6.98 0.127) (5.46 0.381) 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. TEMPERATURE RISE DERATING 120 200 100 WSC0002 WSC4527 WSC6927 150 80 (1) WSC01/2 WSC0002 WSC2515 WSC2515 WSC4527 60 WSC6927 100 40 50 20 WSC01/2 0 0 - 65 - 25 25 75 125 175 225 275 0 0.5 1.0 1.5 2.0 2.5 3.0 Ambient Temperature in C Power in W 70 Note (1) As of 1/1/2010, WSC0002 will be molded with thermoplastic and have the higher 275 C temperature derating. 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 gs 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 Revision: 13-Oct-16 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 Temperature Rise in C Rated Power in %