WSLP
Vishay Dale
Power Metal Strip
®
Resistors, Very High Power (to 1 W)
Low Value (down to 0.001
Ω),
Surface Mount
FEATURES
• Very high power to foot print size ratio (1 W in
1206, 0.5 W in 0805 and 0.4 W in 0603 package)
• Ideal for all types of current sensing and pulse
applications including switching and linear
power supplies, instruments, power amplifiers
and shunts
• Proprietary processing technique produces
extremely low resistance values (down to
0.001
Ω)
• All welded construction
• Solid metal nickel-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)
• Compliant to RoHS Directive 2002/95/EC
Note
(1)
Flame retardance test may not be applicable to some resistor
technologies
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
WSLP0603
WSLP0805
WSLP1206
SIZE
0603
0805
1206
POWER RATING
P
70 °C
W
0.4
0.5
1.0
RESISTANCE VALUE RANGE
Ω
Tol. ± 0.5 %
0.015 to 0.1
0.01 to 0.05
0.01 to 0.05
Tol. ± 1.0 %
0.01 to 0.1
0.01 to 0.05
0.001 to 0.05
WEIGHT
(typical)
g/1000 pieces
1.9
4.8
16.2
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature coefficient
Operating temperature range
Maximum workin voltage
UNIT
ppm/°C
°C
V
RESISTOR CHARACTERISTICS
± 275 for 1 mΩ to 2.9 mΩ, ± 150 for 3 mΩ to 4.9 mΩ
± 110 for 5 mΩ to 6.9 mΩ, ± 75 for 7 mΩ to 0.1
Ω
- 65 to + 170
(P x
R)
1/2
GLOBAL PART NUMBER INFORMATION
Global Part Numbering example: WSLP1206R0100FEA
W
S
L
P
1
2
0
6
R
0
1
0
0
F
E
A
SPECIAL
Reserved for
future specials
GLOBAL MODEL
WSLP0603
WSLP0805
WSLP1206
RESISTANCE VALUE
L
= mΩ*
R
= Decimal
4L000
= 0.004
Ω
R0100
= 0.01
Ω
* Use “L” for resistance
values < 0.01
Ω
TOLERANCE CODE
D
= ± 0.5 %
F
= ± 1.0 %
PACKAGING CODE
EA
= Lead (Pb)-free, tape/reel
EK
= Lead (Pb)-free, bulk
** Please see document “Vishay Material Category Policy”:
www.vishay.com/doc?99902
www.vishay.com
382
For technical questions, contact:
ww2bresistors@vishay.com
Document Number: 30122
Revision: 15-Dec-10
WSLP
Power Metal Strip
®
Resistors, Very High Power (to 1 W)
Low Value (down to 0.001
Ω),
Surface Mount
DIMENSIONS
H
l
W
T
L
a
b
Vishay Dale
MODEL
WSLP0603
WSLP0805
RESISTANCE
RANGE
(Ω)
0.01 to 0.1
0.01 to 0.05
0.001 to 0.0019
DIMENSIONS
in inches (millimeters)
L
0.060 ± 0.010
(1.52 ± 0.254)
0.080 ± 0.010
(2.03 ± 0.254)
W
0.030 ± 0.010
(0.76 ± 0.254)
0.050 ± 0.010
(1.27 ± 0.254)
H
T
0.013 ± 0.010 0.015 ± 0.010
(0.330 ± 0.254) (0.381 ± 0.254)
0.013 ± 0.010 0.015 ± 0.010
(0.330 ± 0.254) (0.381 ± 0.254)
0.041 ± 0.010
(1.04 ± 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)
SOLDER PAD DIMENSIONS
in inches (millimeters)
a
b
l
0.040
0.040
0.020
(1.02)
(1.02)
(0.50)
0.040
0.050
0.020
(1.02)
(1.27)
(0.50)
WSLP1206 0.002 to 0.0059
0.006 to 0.050
0.126 ± 0.010
(3.20 ± 0.254)
0.063 ± 0.010
(1.60 ± 0.254)
0.062
(1.57)
0.070
(1.78)
0.030
(0.76)
DERATING
Rated Power in %
120
100
80
60
40
20
0
- 65 - 50
- 25
0
25
50
75
100
125
150
170
Derating
PERFORMANCE
TEST
Thermal shock
Low temperature operation
High temperature exposure
Bias humidity
Mechanical shock
Vibration
Load life
Resistance to solder heat
Moisture resistance
70 Ambient Temperature in °C
CONDITIONS OF TEST
- 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme
- 65 °C for 45 min
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 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (1.0 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
± (0.5 % + 0.0005
Ω) ΔR
PACKAGING
MODEL
WSLP0603
WSLP0805
WSLP1206
Note
• Embossed Carrier Tape per EIA-481.
Document Number: 30122
Revision: 15-Dec-10
For technical questions, contact:
ww2bresistors@vishay.com
www.vishay.com
383
TAPE WIDTH
8 mm/punched paper
8 mm/punched paper
8 mm/embossed plastic
REEL
DIAMETER
178 mm/7"
178 mm/7"
178 mm/7"
PIECES/REEL
5000
5000
4000
CODE
EA
EA
EA
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Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
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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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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
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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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Document Number: 91000
Revision: 11-Mar-11
www.vishay.com
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