V i s h ay I n t e r t ec h n olo g y, I n c .
Resistors - 4-Terminal Design for Stable Resistance
I
INNOVAT
AND TEC
O L OGY
WSLP2726, WSLP4026
N
HN
power metal strip® resistors
O
19
62-2012
High Power, 5 W to 7 W, Four-Terminal
Surface-Mount Power Metal Strip® Resistors
Key Benefits
• Four-terminal design allows for stable resistance tolerances to 1 %
• 5.0 W to 7.0 W power capability
• Very low resistance values (0.5 mΩ to 2.0 mΩ)
APPLICATIONS
Automotive:
• Electronic controls such as engine controls, climate controls and anti-lock brakes
• Brushless DC motor controls for electronic power steering, electric water pumps and oil pumps, air conditioning, and more
• Electric and hybrid controls (battery management)
Industrial:
• Oil/gas well drilling (down hole test/measurement equipment)
• Air-conditioning/heat-pump (inverter control)
Consumer:
• Air-conditioning/heat-pump (inverter control)
• White-goods (inverter control)
Resources
• Datasheet: WSLP2726 - http://www.vishay.com/doc?30179
• Datasheet: WSLP4026 - http://www.vishay.com/doc?30180
• For technical questions contact ww2bresistors@vishay.com
One of the World’s Largest Manufacturers of
Discrete Semiconductors and Passive Components
PRODUCT SHEET
1/2
VMN-PT0269-1201
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
V i s h ay I n t e r t ec h n olo g y, I n c .
I
INNOVAT
Vishay
Vishay Dale
Dale
Vishay Dale
19
62-2012
®W,
Power
Metal
Resistors,
Very
High
(to
Power
Strip
Resistors,
VeryPower
High Power
Power
(to 7
7 W),
W),
High
5 W®Strip
to 7®
Four-Terminal,
Surface-Mount
PowerPower,
Metal Metal
Strip
Resistors,
Very High
(to 7 W),
Surface
Mount
Low
Value
(Down
to
0.0005
),
®
Surface
Low Power
ValueVery
(Down
to Strip
0.0005
),
Resistors
Surface
MountMount
Low
(Down
toMetal
0.0005
),
Power
MetalValue
Strip Resistors,
High
Power (to
7 W),
WSLP2726
Vishay Dale
®
FEATURES
Low Value (Down to 0.0005 ), Surface Mount FEATURES
FEATURES
WSLP2726
• High power to foot print size ratio
• High power to foot print size ratio
FEATURES
• High
to foot print
size ratio current sensing, voltage
• High power to foot print size
ratio power
•• Ideal
Ideal for
for all
all types
types of
of current sensing, voltage
• Ideal for all types of current sensing, voltagedivision
pulse
applications
• Ideal for all types of and
current
sensing,
voltage including
division and pulse applications includingdivision
and
pulse
applications
including
switching and linear division
power supplies,
switching
and
linear
power
and
pulse
applications
including
switching
and
linear
power supplies,
supplies,
instruments, power amplifiers, and shunts
instruments,
power
amplifiers,
and
shunts
switching
and
linear
power
supplies,
• Proprietary processing technique producesinstruments, power amplifiers, and shunts
Vishay Dale
extremely low resistance instruments,
values, down• toProprietary
power amplifiers,
and
shunts
• Proprietary processing
processing technique
technique produces
produces
0.0005 
®
resistance
values,
Proprietary
processinglow
technique
produces
• Specially selected and• stabilized
materialsextremely
extremely
low
resistance
values, down
down to
to
allow for high power rating (to
7 W)
extremely
low
resistance
values,
down
to
0.0005

0.0005 
• All welded construction
0.0005

Specially
selected and
and stabilized
stabilized materials
materials
• Solid metal nickel-chromeFEATURES
or manganese-copper
alloy
•• Specially
selected
resistive element with low
(< 20 ppm/°C)selected
•TCR
and power
stabilized
allow
for
high
rating
(to
• Specially
High power to foot
print size
ratio
allow
for
high
power
ratingmaterials
(to 7
7 W)
W)
• Very low inductance 0.5 nH to 5 nH
• allow
Ideal forfor
all types
of power
current sensing,
voltage
high
rating
(to 7 W)
• All
construction
• Low thermal EMF (< 3 μV/°C)
division and •pulse
applicationsconstruction
including
All welded
welded
(1)
• AEC-Q200 qualified available
switching
and
linear metal
power supplies,
• All
welded
•• construction
Solid
nickel-chrome
amplifiers,
and
shunts
• Compliant to RoHS Directiveinstruments,
2002/95/ECpower
Solid metal nickel-chrome or
or manganese-copper
manganese-copper alloy
alloy
•• Solid
metal
nickel-chrome
or
manganese-copper
alloy
resistive
element
with
low
Proprietary
processing
technique
produces
Note
resistive
element
with
low TCR
TCR (<
(< 20
20 ppm/°C)
ppm/°C)
(1) Flame retardance test may notextremely
low
resistance
values,
down
to
be applicableelement
to some resistor
resistive
with
low
TCR
(<
20
ppm/°C)
•
Very
low
inductance
0.5
nH
to
5
nH
0.0005 
technologies.
• Very low inductance 0.5 nH to 5 nH
Specially
selected
and stabilized
•• Very
low
inductance
0.5 materials
nH
to 5 3nH
•• Low
thermal
EMF
allow for high power
rating
(to 7 W)
Low
thermal
EMF (<
(< 3 μV/°C)
μV/°C)
STANDARD ELECTRICAL SPECIFICATIONS
•• Low
thermal
EMF (< 3 μV/°C)
All welded
construction
•
AEC-Q200
qualified
available (1)
(1)
RESISTANCE VALUE
RESISTANCE VALUES
WEIGHT
POWER RATING
•
AEC-Q200
qualified
TOLERANCE
GLOBAL
• Solid metal
nickel-chrom
or manganese-copper
alloy
(1) available
(2)
RANGE
CURRENTLY •
AVAILABLE
(typical)
SIZE
P70 °C
AEC-Q200
qualified
available
•• with
Compliant
to
RoHS
Directive
2002/95/EC
±%
MODEL
resistive element
low TCR (< 20
ppm/°C)
W


g/1000
pieces
Compliant
to
RoHS
Directive
2002/95/EC
Very low inductance
0.5 nH to 5Directive
nH
•• Compliant
to420RoHS
2002/95/EC
WSLP2726
2726
5.0
1.0, 5.0
2m
2m
Note
• Low thermal EMF
(< 3 μV/°C)
Note
(1)
WSLP2726
2726
7.0
1.0, 5.0
0.5m to 1m
0.5m,
1m
(1) 420
Note
• AEC-Q200 qualified
availableretardance
test may not be applicable to some resistor
(1) Flame
test may not be applicable to some resistor
Notes
Directive retardance
2002/95/EC
(1)• Compliant to RoHSFlame
technologies.
WSLP4026
Power Metal Strip Resistors, Very High Power (to 7 W),
Low Value (Down to 0.0005 ), Surface Mount
WSLP4026
WSLP4026
WSLP4026
Vishay Dale
Vishay Dale
Power Metal Strip®
Resistors, Very High Power (to 7 W),
Power Metal Strip® Resistors, Very High Power (to 7 W),
Low Value (Down to 0.0005 ), Surface Mount
Low Value (Down to 0.0005 ), Surface Mount
FEATURES
to some
FEATURES
• High power to foot print size ratio
Flamematerial.
retardance
test may not be applicable
• Power rating depends on the max. temperature at the solder point, component placement density and the substrate
technologies.
Note
• Part marking: Model, value, tolerance, date code.
(1) technologies.
(2) Other values may be available, contact factory.
Flame retardance test may not be applicable to some resistor
technologies.
WSLP2726
resistor
High power
foot of
print
size ratio
•• Ideal
for all to
types
current
sensing, voltage
STANDARD
ELECTRICAL
SPECIFICATIONS
STANDARD
ELECTRICAL
SPECIFICATIONS
TECHNICAL
SPECIFICATIONS
STANDARD
ELECTRICAL SPECIFICATIONS
• division
Ideal for all
of current
sensing,including
voltage
STANDARD
ELECTRICAL
SPECIFICATIONS
andtypes
pulse
applications
RESISTANCE VALUE
RESISTANCE VALUES
WEIGHT
POWER RATING
PARAMETER
UNIT
RESISTOR CHARACTERISTICS
RESISTANCE
VALUE
RESISTANCE
VALUES
WEIGHT
POWER
RATING
RESISTANCE
VALUE
RESISTANCE
VALUES
WEIGHT
POWER
RATING
TOLERANCE
GLOBAL
division
andand
pulse
applications
switching
linear
power
supplies,
TOLERANCE
GLOBAL
(2)including
GLOBAL
RESISTANCE
VALUE
RESISTANCE
VALUES
WEIGHT
RATING
Temperature
coefficient POWER
ppm/°C
±TOLERANCE
75 over
temperature of
+ 20 °C
to + 60
°CCURRENTLY
RANGE
CURRENTLY
AVAILABLE
(typical)
SIZE
RANGE
AVAILABLE (2)
(typical)
SIZE P70 °C
P70 °C
(2)
± %± %
MODEL
RANGE
CURRENTLY
AVAILABLE
(typical)
SIZE
P70
TOLERANCE
GLOBAL
MODEL
switching
and
power
supplies,
°C
instruments,
power
amplifiers,
and(typical)
shunts


g/1000 linear
pieces
(2)
Operating
temperature
to + 170
± % - 65RANGE
MODEL
AVAILABLE
SIZE range P70 °C °C
W W
 CURRENTLY

g/1000 pieces
W


g/1000
pieces
±
%
MODELMaximum working voltage
instruments,
power
amplifiers,
and
shunts
1/2
WSLP4026
4026
5.0
1.0,
5.0
2m
2m
420
V
(P x R)
• Proprietary 
processing technique
W
g/1000 produces
pieces
WSLP2726
2726
5.0 7.0
2m
2mtechnique
WSLP4026
4026
1.0,1.0,
5.0 5.0
0.5m to 1m
0.5m, 1m
420
• extremely
Proprietary
processing
low
resistance
down to 420
WSLP2726
2726
5.0
1.0, 5.0
2m
2m values, produces
420
Notes5.0
WSLP2726
2726
1.0, 5.0
2m
2m resistance values,420
GLOBAL
PART NUMBER
INFORMATION7.0
extremely
down to 420
0.0005
 low
WSLP2726
5.0point, component placement
0.5m to
1m
0.5m, 1m
• 2726
Power rating depends on
the max. temperature at1.0,
the solder
density
and the substrate
material.
7.0tolerance,
0.5m to 1m
0.5m, 1m
420
• 2726
Part marking: Model,
value,
code. 1.0, 5.0
Global WSLP2726
Part Numbering: WSLP2726L5000FEA
(WSLP2726,
0.0005 ,date
± 1 %)
0.0005

WSLP2726
2726
7.0values may
1.0,
5.0
0.5m
to
1m
0.5m,
1m
(2) Other
• Specially selected
and stabilized420materials
be available, contact factory.
Notes
Notes
W
S
L
P
2
7
2
6
L
5
0
0
0
F
E
A
• allow
Specially
selected
and
stabilized
for high
power
(tosubstrate
7 W) materials
Notes
• Power rating depends on the max. temperature at the solder point, component
placement
densityrating
and the
material.
• Power rating depends
on the
max. temperature at the solder point, component
placement
densityrating
and the
TECHNICAL
SPECIFICATIONS
allow
for high
power
(tosubstrate
7 W) material.
• Power rating
depends
on the
max.value,
temperature
at the
solder
point, component placement
and
the
substrate material.
• Part
marking:
Model,
tolerance,
date
code.
• CHARACTERISTICS
All density
welded
construction
•(2) Part
marking:
Model,
value, tolerance,
dateUNIT
code.PACKAGING CODE
PARAMETER
RESISTOR
GLOBAL
MODEL
RESISTANCE
VALUE
TOLERANCE CODE
SPECIAL
• Part marking:
Model,
value,
tolerance,
date code.
Other
values
may
be available,
contact factory.
•• number)
All ofwelded
construction
(2)
Solid
nickel-chrom or manganese-copper alloy
Other values may
be available,
WSLP2726
L = m
= ± 1.0 % factory.
EA = Lead (Pb)-free, tape/reel
(Dash
Temperature
coefficient Fcontact
ppm/°C
± 75 over temperature
+ 20 metal
°C to + 60 °C
(2) Other values
may be available,
contact
factory.
L5000 = 0.0005

J = ± 5.0 %
EK = Lead (Pb)-free, bulk
(Up to 2 digits)
• resistive
Solid metal
nickel-chrom
or (<
manganese-copper
alloy
element
with low TCR
20 ppm/°C)
with0.5
lownH
TCR
20 ppm/°C)
• resistive
Very low element
inductance
to 5(<nH
•• Low
Very thermal
low inductance
0.5
nH to 5 nH
EMFCHARACTERISTICS
(< 3
μV/°C)
RESISTOR
PART NUMBER INFORMATION
PARAMETER GLOBAL
UNIT
RESISTOR
CHARACTERISTICS
(1)
•
Low
thermal
EMF
(<
3
μV/°C)
www.vishay.com
For
technical
questions,
contact:
ww2bresistors@vishay.com
Document
Number:
30179
PARAMETER
UNIT
RESISTOR
CHARACTERISTICS
•
AEC-Q200
qualified
available
Global Part Numbering: WSLP4026L5000FEA (WSLP4026, 0.0005 , ± 1 %)
1
Revision: 26-Jan-11
Temperature coefficient
ppm/°C
± 75 over temperature of + 20 °C(1)to + 60 °C
Temperature coefficient
ppm/°C
± 75 over temperature
of + 20 °C
to + 60 °C
••temperature
AEC-Q200
qualified
available
Directive
W
S
L ppm/°C
P
4
0
2
6
L
5 ±075 over
0
0 Compliant
F
E
Ato+RoHS
Temperature coefficient
of
20 °C to
+ 60 °C 2002/95/EC
Operating temperature range
°C
- 65 to
+ 170 2002/95/EC
•Note
Compliant to RoHS
Directive
Operating temperature range
°C
- 65 to
+ 170
Operating
temperature
range
2L000
= 0.0020

Maximum working voltage
°C
170
From-165
toto
99+as
applicable
(P x R)1/2
V
TECHNICAL
SPECIFICATIONS
TECHNICAL
SPECIFICATIONS
TECHNICAL
SPECIFICATIONS
** Please PARAMETER
see document “Vishay Material Category Policy”: www.vishay.com/doc?99902
UNIT
Operating temperature range
GLOBAL
MODEL
Maximum working
voltage
Maximum working WSLP4026
voltage
Maximum working voltage
°C
RESISTANCE VALUE
V
L = m
L5000 = 0.0005 
2L000 = 0.0020 
V TOLERANCE CODE
V F = ± 1.0 %
J = ± 5.0 %
- 65 to + 170
1/2
SPECIAL
x R)
1/2 not be applicable to some resistor
Note
Flame retardance (P
test
may
(P
x R)
not be applicable to some resistor
PACKAGING
CODE
(1)
EA = Lead (Pb)-free, tape/reel
(P x R)1/2 (Dash number)
(1)(Pb)-free,
technologies.
EK = Lead
bulkretardance
(Up to test
2 digits)may
Flame
1 to 99 as
technologies. From
applicable
WSLP4026
GLOBAL PART
NUMBER
INFORMATION
PART
NUMBER
INFORMATION
STANDARD
ELECTRICAL
SPECIFICATIONS
GLOBAL GLOBAL
PART NUMBER
INFORMATION
** Please see document
“Vishay Material Category Policy”: www.vishay.com/doc?99902
Global
Part Numbering:
WSLP2726L5000FEA
(WSLP2726, 0.0005 , ± 1 %)
STANDARD
ELECTRICAL
SPECIFICATIONS
Global Part Numbering:
WSLP2726L5000FEA
(WSLP2726,
0.0005 , ± 1 %)
RESISTANCE
VALUE
POWER
RATING
www.vishay.com
For technical questions,
contact: ww2bresistors@vishay.com
RESISTANCE
VALUES
WEIGHT
Document
Number: 30180
Global Part Numbering:
WSLP2726L5000FEA
(WSLP2726,
0.0005 , ± 1 %)
TOLERANCE
GLOBAL
1
Revision: 26-Jan-11
RESISTANCE
RESISTANCE
VALUES (2)
WEIGHT
RANGEVALUE
CURRENTLY
AVAILABLE
(typical)
SIZE POWER
P70RATING
°C 2
W
S
L
P
7
2
6
L
5
0
0
0
F
E
A
TOLERANCE
GLOBAL
±
%
MODEL
S
L2
P
76
2L
65
L0 RANGE
50
00
0FCURRENTLY
0E
FAAVAILABLE
E
A(2)
(typical)
SIZE
P7
W°C 22

g/1000
pieces
70
W MODEL
S WL
P
±%
W


g/1000 pieces
WSLP4026
4026
5.0
1.0, 5.0
2m
2m
420
GLOBAL MODEL
RESISTANCE
VALUE1.0, 5.0TOLERANCE CODE
PACKAGING CODE
SPECIAL
WSLP4026
4026
5.0
2m
2m
420
GLOBAL MODEL
RESISTANCE
VALUE1.0, 5.0TOLERANCE0.5m
CODE
PACKAGING0.5m,
CODE
SPECIAL
WSLP4026
4026
7.0
to
1m
1m SPECIAL
420
GLOBAL MODEL
RESISTANCE
VALUE
TOLERANCE CODE
PACKAGING
CODE
WSLP2726
L
=
m
F
=
±
1.0
%
EA
=
Lead
(Pb)-free,
tape/reel
(Dash
number)
WSLP4026
4026
7.0L = m
1.0, 5.0 F = ± 1.00.5m
0.5m,
1m
420
% to 1m EA = Lead (Pb)-free,
tape/reel
(Dash number)
Notes WSLP2726
WSLP2726
L = mL5000 = 0.0005 
F = ± 1.0 % J = ± 5.0 %
EA = Lead (Pb)-free,
tape/reel
(Dash number)
EK = Lead
(Pb)-free, bulk
(Up to 2 digits)
L5000
= 0.0005 
J = ±point,
5.0 %
EK = Lead
(Pb)-free,
bulk
(Up to 2 digits)
• Power rating depends
the
max.
at5.0
the%
solder
component
density
and the
substrate
material.
Notes
L5000 = on
0.0005
 =temperature
J=±
EK = Leadplacement
(Pb)-free, bulk
(Up
to 2 digits)
2L000
0.0020 
From 1 to 99 as
2L000
0.0020
From
1 to 99 as
• Part
marking:
Model,
tolerance,
date 
code.
Power
rating depends
on
the
max.
at the solder point, component placement density and the
substrate
material.
2L000 =value,
0.0020
 =temperature
From
1 to 99
as applicable
Othermarking:
values may
be available,
contactdate
factory.
•(2) Part
Model,
value, tolerance,
code.
applicable applicable
(2) Other values may be available, contact factory.
** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902
**
Please see
document
“Vishay
Material
Category
Policy”: www.vishay.com/doc?99902
TECHNICAL
SPECIFICATIONS
** Please see document
“Vishay
Material
Category
Policy”:
www.vishay.com/doc?99902
TECHNICAL
SPECIFICATIONS
www.vishay.com
For
technical
contact: ww2bresistors@vishay.com
Document Number: 30179
PARAMETER
UNIT questions,
RESISTOR CHARACTERISTICS
www.vishay.com
technical
questions,
contact: ww2bresistors@vishay.com
Document
Number: 30179
www.vishay.com
For technicalFor
questions,
contact:
ww2bresistors@vishay.com
Document Number:
30179
1
Revision:
26-Jan-11
1 PARAMETER
Revision: 26-Jan-11
UNIT
RESISTOR CHARACTERISTICS
1
Revision:
26-Jan-11
Temperature coefficient
ppm/°C
± 75 over temperature of + 20 °C to + 60
°C
Temperature coefficient
ppm/°C
± 75 over temperature of + 20 °C to + 60 °C
Operating temperature range
°C
- 65 to + 170
Operating temperature range
°C
- 65 to +1/2
170
Maximum working voltage
V
(P x R)
Maximum working voltage
V
(P x R)1/2
Revision 26-Jan-11
Resistors - 4-Terminal Design for Stable Resistance
AND TEC
O L OGY
WSLP2726, WSLP4026
WSLP2726
WSLP2726
WSLP2726
N
HN
power metal strip® resistors
O
GLOBAL PART NUMBER INFORMATION
PRODUCT SHEET
2/2
GLOBAL
PART NUMBER INFORMATION
Global Part Numbering: WSLP4026L5000FEA (WSLP4026, 0.0005 , ± 1 %)
VMN-PT0269-1201
Global Part Numbering: WSLP4026L5000FEA (WSLP4026, 0.0005 , ± 1 %)
W
S
L
P
4
0
2
6
L
5
0
0
0
F
E
A
This document is subject to change without notice. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO
W
S
L
P
4
0
2
6
L
5
0
0
0
F
E
A
SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000
GLOBAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING CODE
SPECIAL