WSL Vishay Dale Power Metal Strip Resistors, Low Value (down to 0.001 ), Surface Mount FEATURES Ideal for all types of current sensing, voltage division and pulse applications including Pb-free Available switching and linear power supplies, instruments, power amplifiers e3 Proprietary processing technique produces extremely low resistance values (down to RoHS* 0.001 ) COMPLIANT All welded construction Solid metal Nickel-Chrome or Manganese-Copper alloy resistive element with low TCR (< 20 ppm/C) Solderable terminations Very low inductance 0.5 nH to 5 nH Excellent frequency response to 50 MHz Low thermal EMF (< 3 V/C) Lead (Pb)-free version is RoHS compliant STANDARD ELECTRICAL SPECIFICATIONS WEIGHT POWER RATING RESISTANCE RANGE GLOBAL (typical) P 70 C MODEL g/1000 pieces 0.5 % 1.0 % W WSL0603 0.1 0.015 - 0.1 0.015 - 0.1 1.9 WSL0805 0.125 0.01 - 0.2 0.01 - 0.2 4.8 WSL1206 0.25 0.006 - 0.2 0.001 - 0.2 16.2 WSL2010 0.5 0.004 - 0.5 0.001 - 0.5 38.9 (1) WSL2512 1.0 0.003 - 0.5 0.001 - 0.5 63.6 WSL2816 2.0 0.01 - 0.1 0.01 - 0.1 118 Notes (1) For values above 0.1 derate linearly to 80 % rated power at 0.5 Part Marking: Value, Tolerance: due to resistor size limitations some resistors will be marked with only the resistance value TECHNICAL SPECIFICATIONS PARAMETER UNIT WSL RESISTOR CHARACTERISTICS 275 for 1 m to 2.9 m, 150 for 3 m to 4.9 m Temperature Coefficient ppm/C 110 for 5 m to 6.9 m, 75 for 7 m to 0.5 Operating Temperature Range C - 65 to + 170 1/2 Maximum Working Voltage V (P x R) GLOBAL PART NUMBER INFORMATION NEW GLOBAL PART NUMBERING: WSL25124L000FTA (PREFERRED PART NUMBERING FORMAT) W S L 2 5 124 L0 00 F T A 1 8 GLOBAL MODEL VALUE TOLERANCE CODE PACKAGING SPECIAL (Dash Number) WSL0603 L = m* D = 0.5 % EA = Lead (Pb)-free, tape/reel WSL0805 R = Decimal EK = Lead (Pb)-free, bulk (up to 2 digits) F = 1.0 % WSL1206 From 1 to 99 as 5L000 = 0.005 J = 5.0 % TA = Tin/lead, tape/reel (R86) WSL2010 applicable R0100 = 0.01 TG = Tin/lead, tape/reel (RT1) WSL2512 * use L for resistance BA = Tin/lead, bulk (B43) WSL2816 values < 0.01 HISTORICAL PART NUMBER EXAMPLE: WSL2512 0.004 1 % R86 (WILL CONTINUE TO BE ACCEPTED) WSL2512 1 % R86 0.004 HISTORICAL MODEL RESISTANCE VALUE TOLERANCE PACKAGING CODE * Pb containing terminations are not RoHS compliant, exemptions may apply www.vishay.com For technical questions, contact: ww2bresistors vishay.com Document Number: 30100 6 Revision: 10-Nov-08WSL Power Metal Strip Resistors, Vishay Dale Low Value (down to 0.001 ), Surface Mount DIMENSIONS DIMENSIONS in inches millimeters MODEL RESISTANCE LW H T RANGE 0.060 0.010 0.030 0.010 0.013 0.005 0.015 0.010 WSL0603 0.015 - 0.1 1.52 0.254 0.76 0.254 0.330 0.127 0.381 0.254 H 0.080 0.010 0.050 0.010 0.013 0.005 0.015 0.010 WSL0805 0.01 - 0.2 2.03 0.254 1.27 0.254 0.330 0.127 0.381 0.254 W 0.126 0.010 0.063 0.010 0.025 0.010 0.020 0.010 WSL1206 0.002 - 0.2 3.20 0.254 1.60 0.254 0.635 0.254 0.508 0.254 T 0.200 0.010 0.100 0.010 0.025 0.010 0.058 0.010 0.001 - 0.0069 L 5.08 0.254 2.54 0.254 0.635 0.254 1.47 0.254 WSL2010 0.200 0.010 0.100 0.010 0.025 0.010 0.020 0.010 0.007 - 0.5 5.08 0.254 2.54 0.254 0.635 0.254 0.508 0.254 I b 0.250 0.010 0.125 0.010 0.025 0.010 0.087 0.010 0.001 - 0.0049 6.35 0.254 3.18 0.254 0.635 0.254 2.21 0.254 0.250 0.010 0.125 0.010 0.025 0.010 0.047 0.010 WSL2512 0.005 - 0.0069 a 6.35 0.254 3.18 0.254 0.635 0.254 1.19 0.254 0.250 0.010 0.125 0.010 0.025 0.010 0.030 0.010 0.007 - 0.5 6.35 0.254 3.18 0.254 0.635 0.254 0.762 0.254 0.280 0.010 0.165 0.010 0.025 0.010 0.062 0.010 WSL2816 0.01 - 0.1 7.1 0.254 4.2 0.254 0.635 0.254 1.57 0.254 120 100 SOLDER PAD DIMENSIONS in inches millimeters MODEL RESISTANCE ab l 80 RANGE WSL0603 0.015 - 0.1 0.040 1.01 0.040 1.01 0.020 0.50 60 WSL0805 0.01 - 0.2 0.040 1.02 0.050 1.27 0.020 0.50 WSL1206 0.002 - 0.2 0.050 1.27 0.070 1.78 0.055 1.40 40 0.001 - 0.0069 0.093 2.36 0.120 3.05 0.055 1.40 WSL2010 0.007 - 0.5 0.055 1.40 0.120 3.05 0.130 3.30 20 0.001 - 0.0049 0.120 3.05 0.145 3.68 0.050 1.27 0 WSL2512 0.005 - 0.0069 0.083 2.11 0.145 3.68 0.125 3.18 - 65 - 50 - 25 0 25 50 75 100 125 150 170 0.007 - 0.5 0.065 1.65 0.145 3.68 0.160 4.06 Ambient Temperature in C Derating 70 WSL2816 0.01 - 0.1 0.130 3.3 0.190 4.8 0.040 1.00 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 ) R Short Time Overload 5 x rated power for 5 s (0.5 % + 0.0005 ) R Low Temperature Operation - 65 C for 24 h (0.5 % + 0.0005 ) R High Temperature Exposure 1000 h at + 170 C (1.0 % + 0.0005 ) R Bias Humidity + 85 C, 85 % RH, 10 % Bias, 1000 h (0.5 % + 0.0005 ) R Mechanical Shock 100 gs for 6 ms, 5 pulses (0.5 % + 0.0005 ) R Vibration Frequency varied 10 to 2000 Hz in 1 min, 3 directions, 12 h (0.5 % + 0.0005 ) R Load Life 1000 h at rated power, + 70 C, 1.5 h ON, 0.5 h OFF (1.0 % + 0.0005 ) R Resistance to Solder Heat + 260 C Solder, 10 to 12 s dwell, 25 mm/s emergence (0.5 % + 0.0005 ) R Moisture Resistance MIL-STD-202, Method 106, 0 % power, 7a and 7b not required (0.5 % + 0.0005 ) R PACKAGING REEL MODEL TAPE WIDTH DIAMETER PIECES/REEL CODE WSL0603 8 mm/Punched Paper 178 mm/7 5000 EA WSL0805 8 mm/Punched Paper 178 mm/7 5000 EA WSL1206 8 mm/Embossed Plastic 178 mm/7 4000 EA WSL2010 12 mm/Embossed Plastic 178 mm/7 4000 EA WSL2512 12 mm/Embossed Plastic 178 mm/7 2000 EA WSL2816 16 mm/Embossed Plastic 330 mm/13 5000 EA Note Embossed carrier tape per EIA-481-1A Document Number: 30100 For technical questions, contact: ww2bresistors vishay.com www.vishay.com Revision: 10-Nov-08 7 Rated Power in %