WSL
www.vishay.com
Vishay Dale
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
Ω)
• All welded construction
• 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
POWER RATING
P
70 °C
GLOBAL
WEIGHT (typical)
SIZE
MODEL
W
g/1000 pieces
Tol. ± 0.5 %
Tol. ± 1.0 %
WSL0603
0603
0.1
0.01 to 0.1
0.01 to 0.1
1.9
WSL0805
0805
0.125
0.005 to 0.2
0.005 to 0.2
4.8
WSL1206
1206
0.25
0.005 to 0.2
0.001 to 0.2
16.2
WSL2010
2010
0.5
0.004 to 0.5
0.001 to 0.5
38.9
0.003 to 0.5
0.0005 to 0.5
63.6
WSL2512
2512
1.0
(2)
WSL2816
2816
2.0
0.003 to 0.1
0.002 to 0.1
118
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
Temperature coefficient
Operating temperature range
Maximum working voltage
UNIT
ppm/°C
°C
V
WSL RESISTOR CHARACTERISTICS
± 75 for 7 mΩ to 0.5
Ω,
± 110 for 5 mΩ to 6.9 mΩ, ± 150 for 3 mΩ to 4.9 mΩ,
± 275 for 1 mΩ to 2.9 mΩ, ± 400 for 0.5 mΩ to 0.99 mΩ
- 65 to + 170
(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
SPECIAL
(Dash number)
(up to 2 digits)
From
1 to 99
as
applicable
GLOBAL MODEL RESISTANCE VALUE
WSL0603
WSL0805
WSL1206
WSL2010
WSL2512
WSL2816
L
= mΩ*
R
= Decimal
5L000
= 0.005
Ω
R0100
= 0.01
Ω
* Use “L” for resistance
values < 0.01
Ω
TOLERANCE CODE
D
= ± 0.5 %
F
= ± 1.0 %
J
= ± 5.0 %
PACKAGING CODE
EA
= Lead (Pb)-free, tape/reel
EH
= Lead (Pb)-free, tape/reel (WSL2816)
EK
= Lead (Pb)-free, bulk
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)
Historical Part Numbering example: WSL2512 0.004
Ω
1 % R86
WSL2512
HISTORICAL MODEL
Revision: 06-Jun-12
0.004
Ω
RESISTANCE VALUE
1%
TOLERANCE CODE
R86
PACKAGING
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
WSL
www.vishay.com
DIMENSIONS
in inches (millimeters)
H
l
W
T
L
a
b
Vishay Dale
MODEL
WSL0603
WSL0805
RESISTANCE
RANGE (Ω)
0.01 to 0.1
0.005 to 0.2
0.001 to 0.0019
L
0.060 ± 0.010
(1.52 ± 0.254)
0.080 ± 0.010
(2.03 ± 0.254)
0.126 ± 0.010
(3.20 ± 0.254)
DIMENSIONS
W
H
0.030 ± 0.010
0.013 ± 0.005
(0.76 ± 0.254)
(0.330 ± 0.127)
0.050 ± 0.010
0.013 ± 0.005
(1.27 ± 0.254)
(0.330 ± 0.127)
0.063 ± 0.010
(1.60 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
WSL1206
0.002 to 0.0059
0.006 to 0.20
0.001 to 0.0069
WSL2010
0.007 to 0.5
0.0005 to 0.00099
0.001 to 0.0049
WSL2512
0.005 to 0.0069
0.007 to 0.5
0.002 to 0.00399
WSL2816
0.004 to 0.1
0.200 ± 0.010
(5.08 ± 0.254)
0.100 ± 0.010
(2.54 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
0.250 ± 0.010
(6.35 ± 0.254)
0.125 ± 0.010
(3.18 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
0.280 ± 0.010
(7.1 ± 0.254)
0.165 ± 0.010
(4.2 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
T
0.015 ± 0.010
(0.381 ± 0.254)
0.015 ± 0.010
(0.381 ± 0.254)
0.041 ± 0.010
(1.04 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
0.020 ± 0.010
(0.508 ± 0.254)
0.058 ± 0.010
(1.47 ± 0.254)
0.020 ± 0.010
(0.508 ± 0.254)
0.107 ± 0.010
(2.72 ± 0.254)
0.087 ± 0.010
(2.21 ± 0.254)
0.047 ± 0.010
(1.19 ± 0.254)
0.030 ± 0.010
(0.762 ± 0.254)
0.098 ± 0.010
(2.49 ± 0.254)
0.062 ± 0.010
(1.57 ± 0.254)
SOLDER PAD DIMENSIONS
a
b
l
0.040
0.040
0.020
(1.01)
(1.01)
(0.50)
0.040
0.050
0.020
(1.02)
(1.27)
(0.50)
0.062
(1.57)
0.093
(2.36)
0.055
(1.40)
0.120
(3.05)
0.083
(2.11)
0.065
(1.65)
0.096
(2.45)
0.145
(3.68)
0.070
(1.78)
0.120
(3.05)
0.120
(3.05)
0.030
(0.76)
0.055
(1.40)
0.130
(3.30)
0.050
(1.27)
0.125
(3.18)
0.160
(4.06)
0.125
(3.20)
0.185
(4.7)
DERATING
Rated Power in %
120
100
80
60
40
20
0
- 65 - 50
- 25
0
25
50
75
70
100
125
150
170
Ambient Temperature in °C
PERFORMANCE
TEST
Thermal shock
Short time overload
Low temperature operation
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 min at each extreme
5 x rated power for 5 s
- 65 °C for 24 h
1000 h at + 170 °C
+ 85 °C, 85 % RH, 10 % bias, 1000 h
100
g’s
for 6 ms, 5 pulses
Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h
1000 h at rated power, + 70 °C, 1.5 h “ON”, 0.5 h “OFF”
+ 260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence
MIL-STD-202, method 106, 0 % power, 7a and 7b not required
REEL
DIAMETER
178 mm/7"
178 mm/7"
178 mm/7"
178 mm/7"
178 mm/7"
178 mm/7"
PIECES/REEL
5000
5000
4000
4000
2000
2000
CODE
EA
EA
EA
EA
EA
EH
TEST LIMITS
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
PACKAGING
TAPE WIDTH
WSL0603
8 mm/punched paper
WSL0805
8 mm/punched paper
WSL1206
8 mm/embossed plastic
WSL2010
12 mm/embossed plastic
WSL2512
12 mm/embossed plastic
WSL2816
12 mm/embossed plastic
Note
• Embossed Carrier Tape per EIA-481.
Revision: 06-Jun-12
MODEL
Document Number: 30100
2
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
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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 in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of typical
requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements
about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular
product with the properties described in the product specification is suitable for use in a particular application. Parameters
provided in datasheets and/or specifications may vary in different applications and performance may vary over time. All
operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk and agree
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damages arising or resulting in connection with such use or sale, including attorneys fees, even if such claim alleges that Vishay
or its distributor was negligent regarding the design or manufacture of the part. Please contact authorized Vishay personnel to
obtain written terms and conditions regarding products designed for such applications.
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. Product names and markings noted herein may be trademarks of their respective owners.
Material Category Policy
Vishay Intertechnology, Inc. hereby certifies that all its products that are identified as RoHS-Compliant fulfill the
definitions and restrictions defined under Directive 2011/65/EU of The European Parliament and of the Council
of June 8, 2011 on the restriction of the use of certain hazardous substances in electrical and electronic equipment
(EEE) - recast, unless otherwise specified as non-compliant.
Please note that some Vishay documentation may still make reference to RoHS Directive 2002/95/EC. We confirm that
all the products identified as being compliant to Directive 2002/95/EC conform to Directive 2011/65/EU.
Revision: 12-Mar-12
1
Document Number: 91000
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