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WSR2LDEK3

Description
RESISTOR, CURRENT SENSE, METAL STRIP, 3 W, 1 %, 175 ppm, 0.005 ohm, SURFACE MOUNT, 4022
CategoryPassive components   
File Size116KB,4 Pages
ManufacturerVishay
Websitehttp://www.vishay.com
Download Datasheet Parametric View All

WSR2LDEK3 Overview

RESISTOR, CURRENT SENSE, METAL STRIP, 3 W, 1 %, 175 ppm, 0.005 ohm, SURFACE MOUNT, 4022

WSR2LDEK3 Parametric

Parameter NameAttribute value
Maximum operating temperature170 Cel
Minimum operating temperature-65 Cel
Processing package descriptionCHIP, GREEN
stateACTIVE
packaging shapeRECTANGULAR PACKAGE
Terminal shapeWRAPAROUND
terminal coatingTIN SILVER
Installation featuresSURFACE MOUNT
Rated temperature70 Cel
Manufacturer SeriesWSR2
size code4022
deviation1 %
resistance0.0050 ohm
CraftsmanshipMETAL STRIP
Resistor typeCURRENT SENSE RESISTOR
Temperature Coefficient175
Rated power P3 W
WSR
www.vishay.com
Vishay Dale
Power Metal Strip
®
Resistors,
Low Value (down to 0.001
),
Surface Mount
FEATURES
• Molded high temperature encapsulation
• 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
0.001
)
• Sulfur resistance by construction that is
unaffected by high sulfur environments
• Solid metal nickel-chrome or manganese-
copper alloy resistive element with low TCR
Available
(< 20 ppm/°C)
• Very low inductance 0.5 nH to 5 nH
• Excellent frequency response to 50 MHz
Available
• Low thermal EMF (< 3 μV/°C)
• AEC-Q200 qualified
(1)
• Material categorization: for definitions of compliance
please see
www.vishay.com/doc?99912
DESIGN SUPPORT TOOLS
Models
Available
Design Tools
click logo to get started
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
GLOBAL
MODEL
SIZE
POWER RATING
P
70 °C
W
2.0
3.0
(1)
RESISTANCE VALUE RANGE
Tol. ± 0.5 %
Tol. ± 1.0 %
0.005 to 1.0
0.001 to 1.0
0.005 to 0.2
0.001 to 0.2
WEIGHT
(typical)
g/1000 pieces
440
440
WSR2
4527
WSR3
4527
Notes
• Part marking: DALE, model, value, tolerance, date code
(1)
The WSR3 requires a minimum of 1050 sq. mil. circuit traces connecting to the recommended solder pad
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature coefficient
Element TCR
Dielectric withstanding voltage
Insulation resistance
Operating temperature range
Maximum working voltage
UNIT
ppm/°C
ppm/°C
V
AC
°C
V
WSR2 AND WSR3 RESISTOR CHARACTERISTICS
± 75 for 0.010
to 1.0
;
± 110 for 0.005
to 0.0099
;
± 300 for 0.004
to 0.0049
±
450 for 0.003
to 0.0039
;
± 600 for 0.002
to 0.0029
;
± 750 for 0.001
to 0.0019
< 20
> 500
> 10
9
-65 to +275
(P x
R)
1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: WSR25L000FEA
(visit
www.vishay.net
Vishay Dale parts numbering manual for all options)
W
GLOBAL MODEL
WSR2
WSR3
S
R
2
5
L
0
0
0
F
E
A
SPECIAL
(3)
(dash number)
(up to 2 digits)
from
1
to
99
as
applicable
RESISTANCE VALUE
(1)
L
= m*
R
= decimal
5L000
= 0.005
R0100
= 0.01
* Use “L” for resistance
values < 0.01
TOLERANCE CODE
D
= ± 0.5 %
F
= ± 1.0 %
J
= ± 5.0 %
PACKAGING CODE
(2)
EA
= lead (Pb)-free, tape/reel
EK
= lead (Pb)-free, bulk
TA
= tin/lead, tape/reel (R86)
BA
= tin/lead, bulk (B43)
Notes
(1)
WSR Marking (www.vishay.com/doc?30327)
(2)
Packaging code: EB (lead (Pb)-free) and TB (tin / lead) are non-standard packaging codes designating 1000 piece reels. 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
(3)
Follow link for customization capabilities:
www.vishay.com/doc?48163
Revision: 11-Jul-2018
Document Number: 30101
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
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