Power Metal Strip
®
Resistors, Very High Power (to 1 W)
Low Value (down to 0.001 Ω), Surface Mount
WSLP
Vishay Dale
www.vishay.com For technical questions, contact: ww2bresistors@vishay.com
Document Number: 30122
10 Revision: 18-Nov-08
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
• 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)
RoHS
COMPLIANT
Pb-free
e3
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL MODEL
POWER RATING
P
70 °C
W
RESISTANCE RANGE
Ω
WEIGHT
(typical)
g/1000 pieces
± 0.5 % ± 1.0 %
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
TECHNICAL SPECIFICATIONS
PARAMETER UNIT WSLP RESISTOR CHARACTERISTICS
Temperature Coefficient 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
GLOBAL PART NUMBER INFORMATION
NEW GLOBAL PART NUMBERING: WSLP1206R0100FEA
GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL
WSLP0805
WSLP1206
L = mΩ*
R = Decimal
4L000 = 0.004 Ω
R0100 = 0.01 Ω
* use “L” for resistance
values < 0.01 Ω
D = ± 0.5 %
F = ± 1.0 %
EA = Lead (Pb)-free, tape/reel
EK = Lead (Pb)-free, bulk
Reserved for
future specials
SLP1206R0W 100FEA
