WSLP Vishay Dale Power Metal Strip® Resistors, Very High Power (to 1 W) Low Value (down to 0.001 Ω), Surface Mount FEATURES • Very high power to foot print size ratio (1 W in 1206 and 0.5 W in 0805 package) • Ideal for all types of current sensing and pulse applications including switching and linear power supplies, instruments, power amplifiers and shunts Pb-free e3 RoHS COMPLIANT • Proprietary processing technique produces extremely low resistance values (down to 0.001 Ω) • All welded construction • Solid metal Nickel-Chrome or Manganese-Copper alloy resistive element with low TCR (< 20 ppm/°C) • Very low inductance 0.5 nH to 5 nH • Excellent frequency response to 50 MHz • Low thermal EMF (< 3 µV/°C) STANDARD ELECTRICAL SPECIFICATIONS RESISTANCE RANGE Ω POWER RATING P70 °C W ± 0.5 % ± 1.0 % WEIGHT (typical) g/1000 pieces WSLP0805 0.5 0.01 to 0.05 0.01 to 0.05 4.8 WSLP1206 1.0 0.006 to 0.05 0.001 to 0.05 16.2 GLOBAL MODEL TECHNICAL SPECIFICATIONS PARAMETER UNIT WSLP RESISTOR CHARACTERISTICS ppm/°C ± 275 for 1 mΩ to 2.9 mΩ, ± 150 for 3 mΩ to 4.9 mΩ ± 110 for 5 mΩ to 6.9 mΩ, ± 75 for 7 mΩ to 50 mΩ Operating Temperature Range °C - 65 to + 170 Maximum Working Voltage V (P × R)1/2 Temperature Coefficient GLOBAL PART NUMBER INFORMATION NEW GLOBAL PART NUMBERING: WSLP1206R0100FEA W S L P 1 2 0 6 R 0 1 0 0 F E A GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL WSLP0805 WSLP1206 L = mΩ* R = Decimal 4L000 = 0.004 Ω R0100 = 0.01 Ω D = ± 0.5 % F = ± 1.0 % EA = Lead (Pb)-free, tape/reel EK = Lead (Pb)-free, bulk Reserved for future specials * use “L” for resistance values < 0.01 Ω www.vishay.com 10 For technical questions, contact: [email protected] Document Number: 30122 Revision: 18-Nov-08 WSLP Power Metal Strip® Resistors, Very High Power (to 1 W) Low Value (down to 0.001 Ω), Surface Mount Vishay Dale DIMENSIONS DIMENSIONS in inches [millimeters] L W H T 0.080 ± 0.010 0.050 ± 0.010 0.013 ± 0.010 0.015 ± 0.010 WSLP0805 [2.03 ± 0.254] [1.27 ± 0.254] [0.330 ± 0.254] [0.381 ± 0.254] 0126 ± 0.010 0.063 ± 0.010 0.025 ± 0.010 0.020 ± 0.010 WSLP1206 [3.20 ± 0.254] [1.60 ± 0.254] [0.635 ± 0.254] [0.508 ± 0.254] MODEL H W T L SOLDER PAD DIMENSIONS in inches [millimeters] a b l 0.040 0.050 0.020 [1.02] [1.27] [0.50] 0.062 0.070 0.030 [1.57] [1.78] [0.76] MODEL l b WSLP0805 Rated Power in % a WSLP1206 120 100 80 60 40 20 0 - 65 - 50 - 25 0 25 75 50 100 125 150 170 70 Ambient Temperature in °C Derating PERFORMANCE TEST CONDITIONS OF TEST TEST LIMITS Thermal Shock - 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme ± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR Low Temperature Operation - 65 °C for 45 min High Temperature Exposure 1000 h at + 170 °C ± (1.0 % + 0.0005 Ω) ΔR Bias Humidity + 85 °C, 85 % RH, 10 % Bias, 1000 h ± (0.5 % + 0.0005 Ω) ΔR ± (0.5 % + 0.0005 Ω) ΔR Mechanical Shock 100 g’s for 6 ms, 5 pulses Vibration Frequency varied 10 to 2000 Hz in 1 min, 3 directions, 12 h ± (0.5 % + 0.0005 Ω) ΔR Load Life 1000 h at 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± (1.0 % + 0.0005 Ω) ΔR Resistance to Solder Heat + 260 °C Solder, 10 - 12 s dwell, 25 mm/s emergence ± (0.5 % + 0.0005 Ω) ΔR Moisture Resistance MIL-STD-202, Method 106, 0 % power, 7b not required ± (0.5 % + 0.0005 Ω) ΔR PACKAGING MODEL REEL TAPE WIDTH DIAMETER PIECES/REEL CODE WSLP0805 8 mm/Punched Paper 178 mm/7" 5000 EA WSLP1206 8 mm/Embossed Plastic 178 mm/7" 4000 EA Note • Embossed Carrier Tape per EIA-481-2 Document Number: 30122 Revision: 18-Nov-08 For technical questions, contact: [email protected] www.vishay.com 11 Legal Disclaimer Notice Vishay Disclaimer All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. 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. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners. Document Number: 91000 Revision: 18-Jul-08 www.vishay.com 1