WSL...18 High Power
www.vishay.com
Vishay Dale
Power Metal Strip® Resistors, High Power (2 x Standard WSL),
Low Value (down to 0.0005 ), Surface Mount
FEATURES
• All welded construction of the Power Metal
Strip® resistors are ideal for all types of current
sensing, voltage division and pulse
applications
Available
• Proprietary processing technique produces
extremely low resistance values (down to
0.0005 )
• Sulfur resistance by construction that is
unaffected by high sulfur environments
Available
• Very low inductance 0.5 nH to 5 nH
Available
• Low thermal EMF (< 3 μV/°C)
DESIGN SUPPORT TOOLS
Models
click logo to get started
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
Design Tools
Available
Available
• AEC-Q200 qualified (1)
Available
Notes
• This datasheet provides information about parts that are RoHS-compliant and / or parts that are non-RoHS-compliant. For example, parts
with lead (Pb) terminations are not RoHS-compliant. Please see the information / tables in this datasheet for details.
• Follow link to Overview of Automotive Grade Products for more details: www.vishay.com/doc?49924.
(1) Flame retardance test may not be applicable to some resistor technologies.
STANDARD ELECTRICAL SPECIFICATIONS
RESISTANCE VALUE RANGE
WEIGHT
(typical)
g/1000 pieces
GLOBAL
MODEL
SIZE
POWER RATING
P70 °C
W
Tol. ± 0.5 %
WSL0603...18
0603
0.20
0.01 to 0.1
0.01 to 0.1
1.9
WSL0805...18
0805
0.25
0.005 to 0.2
0.005 to 0.2
4.8
WSL1206...18
1206
0.5
0.005 to 0.2
0.001 to 0.2
16.2
WSL2010...18
2010
1.0
0.004 to 0.5
0.001 to 0.5
38.9
WSL2512...18
2512
2.0
0.003 to 0.04
0.0005 to 0.04
63.6
Tol. ± 1.0 %
Note
• Part marking: Value; tolerance: Due to resistor size limitations some resistors will be marked with only the resistance value.
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: WSL25124L000FEA18 (visit www.vishay.net Vishay Dale parts numbering manual for all options)
W
S
L
2
5
1
2
4
GLOBAL MODEL RESISTANCE VALUE (1) TOLERANCE CODE
WSL0603
WSL0805
WSL1206
WSL2010
WSL2512
L = m*
R = decimal
5L000 = 0.005
R0100 = 0.01
* Use “L” for resistance
values < 0.01
D = ± 0.5 %
F = ± 1.0 %
J = ± 5.0 %
L
0
0
0
F
E
A
1
8
PACKAGING CODE (2)
SPECIAL
EA = lead (Pb)-free, tape / reel
EK = lead (Pb)-free, bulk
18 =
“High power”
option
TA = tin / lead, tape / reel (R86)
TG = tin / lead, tape / reel (RT1, for WSL0603 and WSL0805)
BA = tin / lead, bulk (B43)
Notes
(1) WSL Marking (www.vishay.com/doc?30327); WSL Decade Values (www.vishay.com/doc?30117)
(2) Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes that designate 1000 piece reel quantities. These
non-standard packaging codes are identical to our standard EA (lead (Pb)-free) and TA (tin / lead), except that they have a package quantity
of 1000 pieces
Revision: 16-May-2018
Document Number: 31057
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...18 High Power
www.vishay.com
Vishay Dale
TECHNICAL SPECIFICATIONS
PARAMETER
UNIT
RESISTOR CHARACTERISTICS
± 75 for 7 m to 0.5
Component temperature coefficient
(including terminal) (1)
TCR measured from -55 °C to 150 °C
± 110 for 5 m to 6.9 m
ppm/°C
± 150 for 3 m to 4.9 m
± 275 for 1 m to 2.9 m
± 400 for 0.5 m to 0.99 m
Element TCR (2)
ppm/°C
< 20
Operating temperature range
°C
-65 to +170
Maximum working voltage (3)
V
(P x R)1/2
Notes
(1) Component TCR - total TCR that includes the TCR effects of the resistor element and the copper terminal
(2) Element TCR - only applies to the alloy used for the resistor element; refer to item 1 in the construction illustration on the following page#
(3) Maximum working voltage - the WSL is not voltage sensitive, but is limited by power / energy dissipation and is also not ESD sensitive
DIMENSIONS in inches (millimeters)
H
l
b
W
a
T
L
Typical sensing traces
Notes
• 3D models available: www.vishay.com/doc?30307.
• Surface mount solder profile recommendations: www.vishay.com/doc?31052.
MODEL
RESISTANCE
RANGE ()
DIMENSIONS
L
W
SOLDER PAD DIMENSIONS
H
T
a
b
l
WSL0603...18
0.01 to 0.1
0.060 ± 0.010
(1.52 ± 0.254)
0.030 ± 0.010
(0.76 ± 0.254)
0.013 ± 0.010 0.015 ± 0.005
(0.330 ± 0.254) (0.381 ± 0.127)
0.040
(1.01)
0.040
(1.01)
0.020
(0.50)
WSL0805...18
0.005 to 0.2
0.080 ± 0.010
(2.03 ± 0.254)
0.050 ± 0.010
(1.27 ± 0.254)
0.013 ± 0.010 0.015 ± 0.005
(0.330 ± 0.254) (0.381 ± 0.127)
0.040
(1.02)
0.050
(1.27)
0.020
(0.50)
0.062
(1.57)
0.070
(1.78)
0.030
(0.76)
0.058 ± 0.010
(1.47 ± 0.254)
0.093
(2.36)
0.120
(3.05)
0.055
(1.40)
0.007 to 0.5
0.020 ± 0.010
(0.508 ± 0.254)
0.055
(1.40)
0.120
(3.05)
0.130
(3.30)
0.0005 to 0.00099
0.107 ± 0.010
(2.72 ± 0.254)
0.001 to 0.0049
0.087 ± 0.010
(2.21 ± 0.254)
0.041 ± 0.010
(1.04 ± 0.254)
0.001 to 0.0019
WSL1206...18
0.002 to 0.0059
0.126 ± 0.010
(3.20 ± 0.254)
0.063 ± 0.010
(1.60 ± 0.254)
0.025 ± 0.010 0.025 ± 0.010
(0.635 ± 0.254) (0.635 ± 0.254)
0.020 ± 0.010
(0.508 ± 0.254)
0.006 to 0.20
0.001 to 0.0069
0.200 ± 0.010
(5.08 ± 0.254)
WSL2010...18
0.250 ± 0.010
(6.35 ± 0.254)
WSL2512...18
0.100 ± 0.010
(2.54 ± 0.254)
0.125 ± 0.010
(3.18 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
0.025 ± 0.010
(0.635 ± 0.254)
0.120
(3.05)
0.005 to 0.0069
0.047 ± 0.010
(1.19 ± 0.254)
0.083
(2.11)
0.007 to 0.04
0.030 ± 0.010
(0.762 ± 0.254)
0.065
(1.65)
Revision: 16-May-2018
0.050
(1.27)
0.145
(3.68)
0.125
(3.18)
0.160
(4.06)
Document Number: 31057
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
WSL...18 High Power
www.vishay.com
Vishay Dale
Rated Power in %
DERATING
PULSE CAPABILITY
120
click to get started
100
80
60
40
US
ILL
20
0
- 65 - 50
- 25
0
25
50
75
100
125
150
170
Ambient Temperature in °C
70
WELDED CONSTRUCTION 2512, 2010, 1206
4
1
2
VE
TI
A
TR
S
SE
O
RP
PU
LY
ON
1) Resistive element:
solid metal nickel-chrome
or manganese-copper
alloy resistive element with
low TCR (< 20 ppm/°C)
2) Plated terminal
3) Terminal / element weld
4) Silicone coating with ink print
3
www.vishay.com/resistors/power-metal-strip-calculator
CLAD CONSTRUCTION 0805 and 0603
4
1
2
3
1) Resistive element: Ni-Cr
2) Terminal: Solid copper,
100 % Sn (100 μ" min.) with
100 % Ni (20 μ" min.) under
layer finish
3) Terminal to element weld
4) High temperature encapsulant:
“siliconized polyester”
coating material
PERFORMANCE
TEST
CONDITIONS OF TEST
Thermal shock
TEST LIMITS
-55 °C to +150 °C, 1000 cycles, 15 min at each extreme
± 0.5 % + 0.0005
Short time overload
5 x rated power for 5 s
± 0.5 % + 0.0005
Low temperature storage
-65 °C for 24 h
± 0.5 % + 0.0005
High temperature exposure
1000 h at + 170 °C
± 1.0 % + 0.0005
Bias humidity
+85 °C, 85 % RH, 10 % bias, 1000 h
± 0.5 % + 0.0005
Mechanical shock
100 g’s for 6 ms, 5 pulses
± 0.5 % + 0.0005
Vibration
Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h
± 0.5 % + 0.0005
Load life
1000 h at rated power, + 70 °C, 1.5 h “ON”, 0.5 h “OFF”
± 1.0 % + 0.0005
Resistance to solder heat
+260 °C solder, 10 s to 12 s dwell, 25 mm/s emergence
± 0.5 % + 0.0005
Moisture resistance
MIL-STD-202, method 106, 0 % power, 7a and 7b not required
± 0.5 % + 0.0005
PACKAGING
(1)
MODEL
REEL
TAPE WIDTH
DIAMETER
PIECES/REEL
CODE
WSL0603...18
8 mm/punched paper
178 mm/7"
5000
EA
WSL0805...18
8 mm/punched paper
178 mm/7"
5000
EA
WSL1206...18
8 mm/embossed plastic
178 mm/7"
4000
EA
WSL2010...18
12 mm/embossed plastic
178 mm/7"
4000
EA
WSL2512...18
12 mm/embossed plastic
178 mm/7"
2000
EA
Notes
• Embossed Carrier Tape per EIA-481.
(1) Additional packaging details at www.vishay.com/doc?20051.
Revision: 16-May-2018
Document Number: 31057
3
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
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RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
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“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
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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
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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
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© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Vishay:
WSL20102L000FBA18 WSL2010R0330FEB18 WSL0805R1000FEB18 WSL0805R0300FEB18
WSL1206R0800FEB18 WSL2010R0400FEB18 WSL12067L000FEB18 WSL1206R0900FEB18
WSL2010R0900FEB18 WSL20102L000FEB18 WSL1206R0150FEB18 WSL25123L000FEB18
WSL0805R0150FEB18 WSL1206R1500FEB18 WSL1206R1000FEB18 WSL20101L000FEB18
WSL12069L000FEB18 WSL1206R0330FEB18 WSL2010R0800FEB18 WSL25125L000FEB18
WSL2010R0750FEB18 WSL0805R0900FEB18 WSL2010R0300FEB18 WSL20104L000FEB18
WSL0805R0800FEB18 WSL2010R0200FEB18 WSL2010R1000FEB18 WSL25126L000FEB18
WSL2010R1800FEB18 WSL2010R2500FEB18 WSL25129L000FEB18 WSL1206R0300FEB18
WSL1206R0500FEB18 WSL2010R0180FEB18 WSL25128L000FEB18 WSL1206R0120FEB18
WSL0805R1500FEB18 WSL1206R0200FEB18 WSL2010R1100FEB18 WSL0805R0500FEB18
WSL12062L000FEB18 WSL25127L500FEB18 WSL2010R4000FEB18 WSL2010R2000FEB18
WSL0805R0700FEB18 WSL20108L000FEB18 WSL2010R0600FEB18 WSL20109L000FEB18
WSL2010R3300FEB18 WSL0805R0330FEB18 WSL12063L000FEB18 WSL0805R0600FEB18
WSL2010R3000FEB18 WSL2010R2200FEB18 WSL2010R4700FEB18 WSL1206R0100FEB18
WSL2010R0350FEB18 WSL1206R0250FEB18 WSL2010R1500FEB18 WSL2010R0580FEB18
WSL20106L000FEB18 WSL12068L000FEB18 WSL25127L000FEB18 WSL1206R2000FEB18
WSL0805R0120FEB18 WSL2010R2700FEB18 WSL2010R0680FEB18 WSL20107L000FEB18
WSL12065L000FEB18 WSL2010R1200FEB18 WSL1206R0700FEB18 WSL0805R2000FEB18
WSL0805R0250FEB18 WSL0805R0200FEB18 WSL12064L000FEB18 WSL1206R0400FEB18
WSL0805R0100FEB18 WSL12066L000FEB18 WSL2010R0500FEB18 WSL2010R0150FEA18
WSL0805R0400FEA18 WSL0805R0400FEK18 WSL2010R0250FEB18 WSL2010R0700FEB18
WSL2010R5000FEB18 WSL2010R0150FEB18 WSL0805R0400FEB18 WSL2010R3320FEB18
WSL1206R0600FEB18 WSL2010R0250FEA18 WSL1206R0500FEA18 WSL20103L000FTA18
WSL20104L000FTA18 WSL20106L000FTA18 WSL0805R0100FEA18 WSL1206R2000FEA18
WSL2010R1000FEA18 WSL25122L000FEK18 WSL2512R0100FEK18 WSL25121L000FEA18