WSL3637L5000FEA

WSL3921 and WSL5931 Vishay Dale Power Metal Strip® Resistors, Low Value, Surface Mount FEATURES • Ideal for all types of current sensing, voltage division and pulse applications including switching and linear power supplies, instruments, power amplifiers • Proprietary processing technique produces extremely low resistance values • All welded construction • Solid metal Iron-chrome or Manganese-copper alloy resistive element • Very low inductance 0.5nH to 5nH • Excellent frequency response • Low thermal EMF STANDARD ELECTRICAL SPECIFICATIONS GLOBAL MODEL WSL3921 WSL5931 POWER RATING P70°C W 3.0 5.0 TOLERANCE % 1.0 & 5.0 1.0 & 5.0 RESISTANCE VALUES AVAILABLE mΩ 0.3, 0.5, 1, 2, 3, 4 0.2, 0.3, 0.5, 1, 2, 3 WEIGHT (TYPICAL) g/1000 pcs 281 398 • Part Marking: no part marking on these parts TECHNICAL SPECIFICATIONS PARAMETER Temperature Coefficient Operating Temperature Range Maximum Working Voltage UNIT ppm/°C °C V WSL RESISTOR CHARACTERISTICS ± 175 for 0.3mΩ and 0.5mΩ, ± 75 for 1mΩ to 4mΩ - 65 / + 170 (P x R)1/2 GLOBAL PART NUMBER INFORMATION Global Part Numbering: WSL3921L5000FEA W GLOBAL MODEL WSL3637 WSL5931 S L 3 9 2 1 L 5 0 0 0 F E A SPECIAL (Dash Number) (up to 2 digits) From 1-99 as applicable RESISTANCE VALUE L = Milliohm L5000 = 0.0005Ω TOLERANCE CODE F = ± 1.0% J = ± 5.0% PACKAGING CODE EA = Lead Free, Tape/Reel EK = Lead Free, Bulk www.vishay.com 206 For technical questions contact: ww2bresistors@vishay.com Document Number: 30110 Revision: 29-Mar-05 WSL3921 and WSL5931 Power Metal Strip® Resistors, Low Value, Surface Mount DIMENSIONS MODEL WSL3921 H L D W Vishay Dale DIMENSIONS in inches [millimeters] L 0.394 ± 0.010 [10.0 ± 0.254] 0.591 ± 0.010 [15.0 ± 0.254] W 0.205 ± 0.010 [5.20 ± 0.254] 0.305 ± 0.010 [7.75 ± 0.254] H 0.020 [0.5] 0.020 [0.5] T 0.080 ± 0.010 [2.00 ± 0.254] 0.157 ± 0.010 [4.00 ± 0.254] WSL5931 T MODEL WSL3921 WSL5931 b SOLDER PAD DIMENSIONS in inches [millimeters] d 0.106 ± 0.010 [2.70 ± 0.254] 0.205 ± 0.010 [5.20 ± 0.254] b 0.244 ± 0.010 [6.20 ± 0.254] 0.344 ± 0.010 [8.75 ± 0.254] l 0.220 ± 0.005 [5.60 ± 0.13] 0.220 ± 0.005 [5.60 ± 0.13] I d 120 100 80 GLOBAL MODEL WSL3921 WSL3921 WSL3921 WSL3921 WSL3921 WSL3921 WSL5931 WSL5931 WSL5931 -25 0 25 50 75 70 100 125 150 175 Ambient Temperature in °C RESISTANCE VALUE mΩ 0.3 0.5 1.0 2.0 3.0 4.0 0.2 0.3 0.5 1.0 2.0 3.0 Rated Power In % “D” THICKNESS 0.0510 0.0300 0.0150 0.0270 0.0170 0.0130 0.0485 0.0300 0.0180 0.0330 0.0155 0.0105 ELEMENT MATERIAL Mn-Cu Mn-Cu Mn-Cu Fe-Cr Fe-Cr Fe-Cr Mn-Cu Mn-Cu Mn-Cu Fe-Cr Fe-Cr Fe-Cr 60 40 20 0 -65 -50 Derating WSL5931 WSL5931 WSL5931 PERFORMANCE TEST Thermal Shock Short Time Overload Low Temperature Storage High Temperature Exposure Bias Humidity Mechanical Shock Vibration Load Life Resistance to Solder Heat Moisture Resistance 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 45 Min. 1000 hours at + 175°C + 85°C, 85% RH, 10% Bias, 1000 hours 100g’s for 6 milliseconds, 5 pulses Frequency varied 10 to 2000Hz in one minute, 3 directions, 12 hours 1000 hours at + 70°C, 1.5 hours “ON”, 0.5 hours “OFF” + 260°C Solder, 10 - 12 second dwell, 25mm/second emergence MIL-STD-202, Method 106, 0% power, 7a and 7b not required TEST LIMITS ± (1.0% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (1.0% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (1.0% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R ± (0.5% + 0.0005Ω) ∆R PACKAGING MODEL WSL3921 REEL TAPE WIDTH 16mm/Embossed Plastic DIAMETER 330mm/13" 330mm/13" PIECES/REEL 3000 2000 CODE EA EA WSL5931 16mm/Embossed Plastic Embossed carrier tape per EIA-481-1A. Document Number: 30110 Revision: 29-Mar-05 For technical questions contact: ww2bresistors@vishay.com www.vishay.com 207