WSL, Wide Terminal
www.vishay.com
Vishay Dale
Power Metal Strip
®
Resistors, Wide Terminal,
Low Value (0.00075
to 0.006
),
Surface Mount
FEATURES
• Wide side terminal construction that yields high
power to foot print size ratio (2 W in 1020 and
1 W in 0612 package)
• All welded construction of the Power Metal
Strip
®
resistors are ideal for all types of current
sensing, voltage division and pulse applications
• Proprietary processing technique produces low
resistance values (down to 0.00075
)
Available
Available
Available
• Sulfur resistance by construction that is
unaffected by high sulfur environments
• Very low inductance, 0.5 nH to 5 nH
DESIGN SUPPORT TOOLS
Models
Available
Design Tools
click logo to get started
• Low thermal EMF (< 3 μV/°C)
• AEC-Q200 qualified
(1)
Available
Available
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
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
GLOBAL
MODEL
WSL0612
WSL1020
SIZE
0612
1020
POWER RATING
P
70 °C
W
1.0
2.0
TOLERANCE
±%
1.0, 5.0
0.5, 1.0, 5.0
RESISTANCE
VALUE RANGE
0.75m to 5m
1m to 6m
WEIGHT
(typical)
g/1000 pieces
8.5
38.74
GLOBAL PART NUMBER INFORMATION
Global Part Numbering: WSL10206L000FEA
(visit
www.vishay.net
Vishay Dale parts numbering manual for all options)
W
S
L
1
0
2
0
6
L
0
0
0
F
E
A
SPECIAL
(up to 2 digits)
(dash number)
from
1
to
99
as
applicable
GLOBAL MODEL
(7 digits)
WSL0612
WSL1020
RESISTANCE VALUE
(1)
(5 digits)
L
= m*
1L000
= 0.001
2L000
= 0.002
3L000
= 0.003
4L000
= 0.004
5L000
= 0.005
6L000
= 0.006
* Use “L” for resistance
values < 0.01
TOLERANCE CODE
(1 digit)
D
= ± 0.5 %
F
= ± 1.0 %
J
= ± 5.0 %
PACKAGING CODE
(2)
(2 digits)
EA
= lead (Pb)-free, tape / reel
EK
= lead (Pb)-free, bulk
Notes
(1)
WSL Marking (www.vishay.com/doc?30327); WSL Decade Values (www.vishay.com/doc?30117)
(2)
EB (lead (Pb)-free) is a non-standard packaging code designated for 1000 piece reels. The non-standard packaging code is identical to our
standard EA (lead (Pb)-free), except that it has a package quantity of 1000 pieces
Revision: 07-Mar-18
Document Number: 30183
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, Wide Terminal
www.vishay.com
Vishay Dale
RESISTOR CHARACTERISTICS
WSL0612
WSL1020
+250
(4)
for 0.75 mand 1.9 m
+150
(4)
for 2 m to 6 m
< 20
-65 to +170
(P x
R)
1/2
< 50
TECHNICAL SPECIFICATIONS
PARAMETER
Component temperature coefficient
(including terminal)
(1)
Element TCR
(2)
Operating temperature range
Maximum working voltage
(3)
UNIT
ppm/°C
ppm/°C
°C
V
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
(4)
Typical TCR is positive, for more details contact factory
DIMENSIONS
a
T
H
L
W
c
b
Typical sensing traces
Notes
• 3D models available:
www.vishay.com/doc?30348
• Surface mount solder profile recommendations:
www.vishay.com/doc?31052
MODEL
WSL0612
WSL1020
L
0.120 ± 0.005
(3.05 ± 0.127)
0.200 ± 0.005
(5.08 ± 0.127)
DIMENSIONS
in inches (millimeters)
W
H
0.060 ± 0.005
(1.50 ± 0.127)
0.100 ± 0.005
(2.54 ± 0.127)
0.018 ± 0.010
(0.457 ± 0.254)
0.025 ± 0.005
(0.635 ± 0.127)
T
0.015 ± 0.010
(0.381 ± 0.254)
0.022 ± 0.008
(0.558 ± 0.203)
MODEL
WSL0612
WSL1020
a
0.030
(0.76)
0.039
(1.00)
SOLDER PAD DIMENSIONS
in inches (millimeters)
b
0.078
(1.98)
0.138
(3.50)
c
0.134
(3.40)
0.222
(5.65)
WELDED CONSTRUCTIONS
1. Resistive element: nickel-chrome or manganese-copper
alloy with low TCR (< 20 ppm/°C)
1
4
2. Terminal: solid copper with 100 % Sn finish
100 % Sn (100 μ" min.) with 100 % Ni (20 μ" min.) under
layer finish
3. Terminal / element weld (electron beam weld)
4. High temperature encapsulant: “siliconized polyester”
coating material
5. Laser calibration
2
5
3
Revision: 07-Mar-18
Document Number: 30183
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, Wide Terminal
www.vishay.com
DERATING
Rated Power in %
Rated Power in %
Vishay Dale
120
100
80
60
40
20
0
-65 -55
120
100
Stability
< 1 %
80
60
Stability
< 0.5 %
40
20
-25
0
25
50
75 100 125 150 170
70
Ambient Temperature in °C
0
0
20
40
60
80
100 120 140 160 180
Terminal Temperture T
K
in °C
PULSE CAPABILITY
click to get started
VE
TI
A
TR
S
L
U
IL
S
S
E
O
RP
PU
LY
ON
www.vishay.com/resistors/power-metal-strip-calculator
PERFORMANCE
TEST
Thermal shock
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
-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 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, 7b not required
TEST LIMITS
± 0.5 %
± 0.5 %
± 1.0 %
± 0.5 %
± 0.5 %
± 0.5 %
± 1.0 %
± 0.5 %
± 0.5 %
PACKAGING
MODEL
WSL0612
WSL1020
REEL
TAPE WIDTH
8 mm/embossed plastic
12 mm/embossed plastic
DIAMETER
178 mm/7"
178 mm/7"
PIECES/REEL
4000
4000
CODE
EA
EA
Notes
• Embossed carrier tape per EIA-481-2
(1)
Additional packaging details at
www.vishay.com/doc?20051
Revision: 07-Mar-18
Document Number: 30183
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
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
purpose, non-infringement and merchantability.
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.
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.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
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