WSC, WSN Vishay Dale Wirewound Resistors, Precision Power, Surface Mount FEATURES • • • • • • • • • All welded construction Molded encapsulation Pb-free Wrap around terminations Available Solderable termination Excellent stability at different environmental e3 conditions High power ratings RoHS* Superior surge capability COMPLIANT Available in non-inductive styles with ArytonPerry winding (WSN in lieu of WSC, maximum resistance is one-half WSC range) Lead (Pb)-free version is RoHS compliant STANDARD ELECTRICAL SPECIFICATIONS GLOBAL HISTORICAL SIZE POWER RATING P70 °C TOLERANCE RESISTANCE RANGE ENCAPSULATION MODEL MODEL INCH ±% Ω W WSC01/2 WSC-1/2 2012 0.5 0.5, 1, 5 0.1 - 4.99 Epoxy WSC0001 WSC-1 2515 1.0 0.5, 1, 5 0.1 - 2.77 k Epoxy WSC2515 WSC2515 2515 1.0 0.5, 1, 5 0.1 - 2.77 k Thermoplastic WSC0002 WSC-2 4527 2.0 0.5, 1, 5 0.1 - 4.92 k Epoxy WSC4527 WSC4527 4527 2.0 0.5, 1, 5 0.1 - 4.92 k Thermoplastic WSC6927 WSC6927 6927 3.0 0.5, 1, 5 0.1 - 8 k Thermoplastic • Part Marking: 1/2 W - DALE, Value; 1 W - Model, Value, Tolerance, Date Code; 2 W & 3 W - DALE, Model, Value, Tolerance, Date Code TECHNICAL SPECIFICATIONS PARAMETER WSC4527/WSC6927 0.1 Ω - 0.3 Ω = ± 150 0.1 Ω - 0.99 Ω = ± 90 0.1 Ω - 0.99 Ω = ± 90 0.1 Ω - 0.99 Ω = ± 90 0.31 Ω - 0.99 Ω = ± 90 0.1 Ω - 0.99 Ω = ± 90 1.0 Ω - 26.5 Ω = ± 50 1.0 Ω - 9.9 Ω = ± 50 1.0 Ω - 26.5 Ω = ± 50 ppm/°C 1.0 Ω - 4.99 Ω = ± 50 1.0 Ω - 9.9 Ω = ± 50 26.51 Ω and above = ± 20 26.51 Ω and above = ± 20 10.0 Ω and above = ± 20 10 Ω and above = ± 20 Temperature Coefficient Dielectric Withstanding Voltage Insulation Resistance Operating Temperature Range Maximum Working Voltage Weight/1000 pieces (typical) UNIT WSC01/2 WSC0001 WSC2515 WSC0002 VAC > 500 > 500 > 500 > 500 > 500 Ω > 109 > 109 > 109 > 109 > 109 °C - 65/+ 175 - 65/+ 175 - 65/+ 275 - 65/+ 175 - 65/+ 275 V (P x R)1/2 (P x R)1/2 (P x R)1/2 (P x R)1/2 (P x R)1/2 g 90 165 165 760 760/1675 GLOBAL PART NUMBER INFORMATION New Global Part Numbering: WSC2515R7000FTA (preferred part numbering format) W GLOBAL MODEL WSC WSN S C 2 SIZE 01/2 0001 2515 0002 4527 6927 5 1 5 VALUE R = decimal K = thousand 54R15 = 54.15 Ω 1K500 = 1.5 kΩ R 7 0 TOLERANCE D = ± 0.5 % F = ± 1.0 % G = ± 2.0 % H = ± 3.0 % J = ± 5.0 % K = ± 10 % 0 0 F T A PACKAGING EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk TA = Tin/Lead, Tape/reel (R86) BA = Tin/Lead, bulk (B43) SPECIAL (Dash Number) (up to 2 digits) From 1-99 as applicable Historical Part Number example: WSC2515 0.7 Ω 1 % R86 (will continue to be accepted) WSC2515 0.7 Ω 1% HISTORICAL MODEL RESISTANCE VALUE TOLERANCE CODE R86 PACKAGING * Pb containing terminations are not RoHS compliant, exemptions may apply www.vishay.com 218 For technical questions contact: [email protected] Document Number: 30102 Revision: 14-Feb-06 WSC, WSN Wirewound Resistors, Precision Power, Surface Mount DIMENSIONS DIMENSIONS in inches [millimeters] MODEL L T 0.250 ± 0.020 [6.35 ± 0.508] 0.110 ± 0.015 0.045 ± 0.010 0.150 ± 0.005 0.098 ± 0.005 [2.79 ± 0.381] [1.14 ± 0.254] [3.81 ± 0.127] [2.49 ± 0.127] WSC2515 0.250 ± 0.020 [6.35 ± 0.508] 0.110 ± 0.015 0.045 ± 0.010 0.150 ± 0.005 0.098 ± 0.005 [2.79 ± 0.381] [1.14 ± 0.254] [3.81 ± 0.127] [2.49 ± 0.127] WSC0002 0.445 ± 0.032 0.162 ± 0.015 0.100 ± 0.010 0.275 ± 0.005 0.215 ± 0.005 [11.30 ± 0.813] [4.11 ± 0.381] [2.54 ± 0.254] [6.98 ± 0.127] [5.46 ± 0.127] WSC4527 0.455 ± 0.020 0.167 ± 0.010 0.100 ± 0.010 0.275 ± 0.005 0.215 ± 0.005 [11.56 ± 0.508] [4.24 ± 0.254] [2.54 ± 0.254] [6.98 ± 0.127] [5.46 ± 0.127] WSC6927 0.690 ± 0.032 0.280 ± 0.015 0.100 ± 0.010 0.275 ± 0.005 0.215 ± 0.015 [17.53 ± 0.813] [7.11 ± 0.381] [2.54 ± 0.254] [6.98 ± 0.127] [5.46 ± 0.381] b 200 WSC0002 WSC4527 a b l 0.085 [2.16] 0.090 [2.29] 0.090 [2.29] 0.155 [3.94] 0.155 [3.94] 0.155 [3.94] 0.070 [1.78] 0.115 [2.92] 0.115 [2.92] 0.230 [5.84] 0.230 [5.84] 0.235 [5.97] 0.080 [2.03] 0.120 [3.05] 0.120 [3.05] 0.205 [5.21] 0.205 [5.21] 0.470 [11.94] Rated Power in % Temperature Rise in °C WSC01/2 WSC0001 WSC2515 WSC0002 WSC4527 WSC6927 WSC01/2 SOLDER PAD DIMENSIONS in inches [millimeters] MODEL a 150 W1 W WSC0001 L l T 0.096 ± 0.015 0.040 ± 0.010 0.125 ± 0.005 0.050 ± 0.010 [2.44 ± 0.381] [1.02 ± 0.254] [3.18 ± 0.127] [1.27 ± 0.254] H W1 H 0.200 ± 0.020 [5.08 ± 0.508] WSC01/2 W Vishay Dale WSC6927 WSC0001 WSC2515 100 120 100 80 WSC2515 WSC4527 WSC6927 60 40 50 20 0 0 0.5 1.0 1.5 2.0 2.5 Temperature Rise 0 - 65 3.0 Power in W - 25 25 75 70 Derating WSC01/2 WSC0001 WSC0002 125 175 225 275 Ambient Temperature in °C 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 minutes at each extreme 5 x rated power for 5 seconds - 65 °C for 24 hours 1000 hours at + 275 °C (+ 175 °C for WSC01/2, WSC0001 and WSC0002) + 85 °C, 85 % RH, 10 % Bias, 1000 hours 100 g’s for 11 milliseconds, 5 pulses Frequency varied 10 to 500 Hz in one minute, 3 directions, 9 hours 1000 hours at rated power, + 70 °C, 1.5 hours “ON”, 0.5 hours “OFF” + 260 °C Solder, 10 -12 second dwell, 25 mm/second emergence TEST LIMITS ± (0.5 % + 0.05 Ω) ΔR ± (0.2 % + 0.05 Ω) ΔR ± (0.2 % + 0.05 Ω) ΔR ± (0.5 % + 0.05 Ω) ΔR ± (0.2 % + 0.05 Ω) ΔR ± (0.1 % + 0.05 Ω) ΔR ± (0.1 % + 0.05 Ω) ΔR ± (1.0 % + 0.05 Ω) ΔR ± (0.5 % + 0.05 Ω) ΔR PACKAGING MODEL WSC01/2 WSC0001/WSC2515 WSC0002/WSC4527 WSC6927 REEL TAPE WIDTH DIAMETER PIECES/REEL CODE 12 mm/Embossed Plastic 16 mm/Embossed Plastic 24 mm/Embossed Plastic 32 mm/Embossed Plastic 330 mm/13" 330 mm/13" 330 mm/13" 330 mm/13” 2000 2000 1200 725 EA/TA EA/TA EA/TA EA/TA Embossed Carrier Tape per EIA-481-1, 2, 3 Document Number: 30102 Revision: 14-Feb-06 For technical questions contact: [email protected] www.vishay.com 219 Legal Disclaimer Notice Vishay Notice Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc., or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies. Information contained herein is intended to provide a product description only. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Vishay for any damages resulting from such improper use or sale. Document Number: 91000 Revision: 08-Apr-05 www.vishay.com 1