WSL
Vishay Dale
www.vishay.com
Power Metal Strip® Resistors, Low Value
(Down to 0.0005 Ω), 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 (down to 0.0005
• All welded construction
Ω)
• Solderable terminations
• Very low inductance 0.5 nH to 5 nH
• Excellent frequency response to 50 MHz
• Low thermal EMF (< 3 μV/°C)
• Solid metal nickel-chrome or manganese-copper
alloy resistive element with low TCR (< 20 ppm/°C)
• AEC-Q200 qualified available (1)
• Material categorization: For definitions of compliance please
see www.vishay.com/doc?99912
Note
(1) Flame retardance test may not be applicable to some resistor
technologies
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE VALUE RANGE Ω
GLOBAL
MODEL
POWER RATING P70 °C
WEIGHT (typical)
g/1000 pieces
SIZE
W
Tol. 0.5 %
Tol. 1.0 %
WSL0603
WSL0805
WSL1206
WSL2010
WSL2512
WSL2816
0603
0805
1206
2010
2512
2816
0.1
0.125
0.25
0.5
1.0 (2)
2.0
0.01 to 0.1
0.01 to 0.1
1.9
4.8
16.2
38.9
63.6
118
0.005 to 0.2
0.005 to 0.2
0.004 to 0.5
0.003 to 0.5
0.003 to 0.1
0.005 to 0.2
0.001 to 0.2
0.001 to 0.5
0.0005 to 0.5
0.002 to 0.1
Notes
•
Part marking: Value; tolerance: Due to resistor size limitations some resistors will be marked with only the resistance value.
(2)
For values above 0.1 Ω derate linearly to 80 % rated power at 0.5 Ω.
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
WSL RESISTOR CHARACTERISTICS
ꢀ5 for ꢀ mΩ to 0.5 Ω, 110 for 5 mΩ to 6.9 mΩ, 150 for 3 mΩ to 4.9 mΩ,
Temperature coefficient
ppm/°C
2ꢀ5 for 1 mΩ to 2.9 mΩ, 400 for 0.5 mΩ to 0.99 mΩ
Operating temperature range
Maximum working voltage
°C
V
- 65 to + 1ꢀ0
(P x R)1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: WSL25124L000FTA
W
S
L
2
5
1
2
4
L
0
0
0
F
T
A
GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE
PACKAGING CODE
SPECIAL
WSL0603
WSL0805
WSL1206
WSL2010
WSL2512
WSL2816
L
= m
Ω
*
D
F
J
=
=
=
0.5 %
1.0 %
5.0 %
EA = Lead (Pb)-free, tape/reel
(Dash number)
(up to 2 digits)
From 1 to 99 as
applicable
R
= Decimal
EH = Lead (Pb)-free, tape/reel (WSL2816)
EK = Lead (Pb)-free, bulk
5L000 = 0.005
R0100 = 0.01
Ω
Ω
TA = Tin/lead, tape/reel (R86)
TG = Tin/lead, tape/reel (RT1, for WSL0603 and WSL0805)
TH = Tin/lead, tape/reel (RJ9, WSL2816)
BA = Tin/lead, bulk (B43)
* Use “
L” for resistance
values < 0.01
Ω
Historical Part Numbering example: WSL2512 0.004 Ω 1 % R86
WSL2512
0.004 Ω
1 %
R86
HISTORICAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING
Revision: 06-Jun-12
Document Number: 30100
1
For technical questions, contact: ww2bresistors@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000