WSLP3921, WSLP5931
www.vishay.com
Vishay Dale
Power Metal Strip® Resistors, Very High Power (to 10 W),
Low Value (down to 0.0002 ), Surface Mount
FEATURES
Available
• 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
0.0002
• Specially selected and stabilized materials
allow for high power rating (to 10 W)
• All welded construction
• Solid metal iron-chrome or manganese-copper alloy
resistive element with low TCR (< 20 ppm/°C)
• Very low inductance 0.5 nH to 5 nH
• Excellent frequency response to 50 MHz
• Low thermal EMF (< 3 μV/°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
POWER RATING
RESISTANCE VALUE
RESISTANCE VALUES
CURRENTLY AVAILABLE (2)
WEIGHT
(typical)
g/1000 pieces
GLOBAL
MODEL
TOLERANCE
%
SIZE
P70 °C
RANGE
W
WSLP3921 3921
WSLP3921 3921
WSLP5931 5931
WSLP5931 5931
5.0
9.0
1.0, 5.0
1.0, 5.0
1.0, 5.0
1.0, 5.0
2m to 4m
0.2m to 1m
1m to 3m
2m, 3m, 4m
0.2m, 0.3m, 0.5m, 1m
1m, 2m, 3m
281
281
398
398
7.0
10.0
0.2m to 0.5m
0.2m, 0.3m, 0.5m
Note
(2)
Other values may be available, contact factory.
TECHNICAL SPECIFICATIONS
RESISTOR CHARACTERISTICS
PARAMETER
UNIT
WSLP3921
WSLP5931
325 for 0.2 m,
175 for 0.3 m and 0.5 m,
75 for 1 m to 4 m
225 for 0.2 m,
175 for 0.3 m and 0.5 m,
75 for 1 m to 4 m
Temperature coefficient
ppm/°C
Element TCR
ppm/°C
< 20
Operating temperature range
Maximum continuous current
°C
A
-65 to +170
(P/R)1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering: WSLP39212L000FEA
W
S
L
P
3
9
2
1
2
L
0
0
0
F
E
A
GLOBAL MODEL
RESISTANCE VALUE
TOLERANCE CODE
PACKAGING CODE
SPECIAL
WSLP3921
WSLP5931
L = m
2L000 = 0.002
F = 1.0 ꢀ
J = 5.0 ꢀ
EA = Lead (Pb)-free, tape/reel
EK = Lead (Pb)-free, bulk
Reserved for
future specials
Revision: 12-Mar-14
Document Number: 30176
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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