WSC, WSN Vishay Dale Wirewound Resistors, Precision Power, Surface Mount FEATURES * * * * * * * * * 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 available (1) Compliant to RoHS Directive 2002/95/EC Note (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 0.5, 1, 5 165 Thermoplastic (3) WSC0001 WSC-1 2515 1 0.1 to 2.77K WSC2515 WSC2515 2515 1 0.1 to 2.5K 0.1, 0.25, 0.5, 1, 5 (2) 165 Thermoplastic 0.5, 1, 5 760 Thermoplastic (3) 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. (2) 0.1 % and 0.25 % is available on the WSC2515 for 0.499 to 2.5 k range. (3) 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 TECHNICAL SPECIFICATIONS PARAMETER UNIT WSC0001 WSC2515 WSC0002 20 = 26.51 and above; 20 = 10.0 and above; 20 = 26.51 and above; 50 = 1.0 to 4.99 50 = 1.0 to 26.5 ; ppm/C = 1.0 to 26.5 ; 50 = 1.0 to 9.9 ; 90 = 0.1 to 0.99 50 90 = 0.31 to 0.99 90 90 = 0.1 to 0.99 = 0.1 to 0.99 150 = 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 WSC4527/WSC6927 20 = 10 and above; 50 = 1.0 to 9.9 ; 90 = 0.31 to 0.99 150 = 0.1 to 0.3 - 65 to + 275 (P x R)1/2 V GLOBAL PART NUMBER INFORMATION Global Part Numbering example: WSC2515R7000FEA W S C 2 5 1 5 R 7 0 0 0 F E A GLOBAL MODEL SIZE VALUE TOLERANCE PACKAGING SPECIAL WSC WSN 01/2 0001 2515 0002 4527 6927 R = Decimal K = Thousand R7000 = 0.70 1K500 = 1.5 k B = 0.1 % (4) C = 0.25 % (4) 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 Historical Part Numbering example: WSC-1 0.7 1 % R86 WSC-1 0.7 1% R86 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE PACKAGING Note (4) WSC2515 only * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document "Vishay Material Category Policy": www.vishay.com/doc?99902 Document Number: 30102 Revision: 17-Feb-11 For technical questions, contact: ww2aresistors@vishay.com www.vishay.com 1 WSC, WSN Wirewound Resistors, Precision Power, Surface Mount Vishay Dale DIMENSIONS in inches (millimeters) W H b l W1 a T L WSC01/2 WSC0001 WSC2515 WSC0002 WSC4527 WSC6927 L 0.200 0.020 (5.08 0.508) 0.250 0.020 (6.35 0.508) 0.250 0.020 (6.35 0.508) 0.455 0.020 (11.56 0.508) 0.455 0.020 (11.56 0.508) 0.690 0.032 (17.53 0.813) H 0.096 0.015 (2.44 0.381) 0.110 0.015 (2.79 0.381) 0.110 0.015 (2.79 0.381) 0.167 0.010 (4.24 0.254) 0.167 0.010 (4.24 0.254) 0.280 0.015 (7.11 0.381) DIMENSIONS T 0.040 0.010 (1.02 0.254) 0.045 0.010 (1.14 0.254) 0.045 0.010 (1.14 0.254) 0.100 0.010 (2.54 0.254) 0.100 0.010 (2.54 0.254) 0.100 0.010 (2.54 0.254) Temperature Rise in C TEMPERATURE RISE W1 0.050 0.010 (1.27 0.254) 0.098 0.005 (2.49 0.127) 0.098 0.005 (2.49 0.127) 0.215 0.005 (5.46 0.127) 0.215 0.005 (5.46 0.127) 0.215 0.015 (5.46 0.381) SOLDER PAD DIMENSIONS A B L 0.085 (2.16) 0.070 (1.78) 0.080 (2.03) 0.090 (2.29) 0.115 (2.92) 0.115 (2.92) 0.090 (2.29) 0.115 (2.92) 0.120 (3.05) 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) 0.155 (3.94) 0.230 (5.84) 0.205 (5.21) 0.155 (3.94) 0.235 (5.97) 0.470 (11.94) DERATING 200 WSC0002 WSC4527 150 WSC01/2 W 0.125 0.005 (3.18 0.127) 0.150 0.005 (3.81 0.127) 0.150 0.005 (3.81 0.127) 0.275 0.005 (6.98 0.127) 0.275 0.005 (6.98 0.127) 0.275 0.005 (6.98 0.127) WSC6927 WSC0001 WSC2515 100 Rated Power in % GLOBAL MODEL 120 100 80 WSC0001 (1) 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 25 Power in W 75 70 125 175 225 275 Ambient Temperature in C Note (1) As of 1/1/2010, WSC0001 and WSC0002 will be molded with thermoplastic and have the higher 275 C temperature derating. PERFORMANCE TEST Thermal Shock Short Time Overload Low Temperature Storage High Temperature Exposure Bias Humidity Mechanical Shock Vibration Load Life Resistance to Solder Heat CONDITIONS OF TEST - 55 C to + 150 C, 1000 cycles, 15 min at each extreme 5 x rated power for 5 s - 65 C for 24 h 1000 h at + 275 C (+ 175 C for WSC01/2) + 85 C, 85 % RH, 10 % bias, 1000 h 100 g's for 11 ms, 5 pulses Frequency varied 10 Hz to 500 Hz in 1 min, 3 directions, 9 h 1000 h at rated power, + 70 C, 1.5 h "ON", 0.5 h "OFF" + 260 C solder, 10 s to 12 s dwell, 25 mm/s emergence TEST LIMITS (0.5 % + 0.05 ) R (0.2 % + 0.05 ) R (0.2 % + 0.05 ) R (0.5 % + 0.05) R (0.2 % + 0.05 ) R (0.1 % + 0.05 ) R (0.1 % + 0.05 ) R (1.0 % + 0.05 ) R (0.5 % + 0.05) R PACKAGING MODEL TAPE WIDTH 12 mm/embossed plastic 16 mm/embossed plastic 24 mm/embossed plastic 32 mm/embossed plastic WSC01/2 WSC0001/WSC2515 WSC0002/WSC4527 WSC6927 Note * Embossed Carrier Tape per EIA-481. www.vishay.com 2 REEL DIAMETER 330 mm/13" 330 mm/13" 330 mm/13" 330 mm/13" PIECES/REEL 2000 2000 1200 725 For technical questions, contact: ww2aresistors@vishay.com CODE EA/TA EA/TA EA/TA EA/TA Document Number: 30102 Revision: 17-Feb-11 Legal Disclaimer Notice www.vishay.com Vishay Disclaimer ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. 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No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners. Material Category Policy Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment (EEE) - recast, unless otherwise specified as non-compliant. Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU. Revision: 12-Mar-12 1 Document Number: 91000