WSL
Vishay Dale
Power Metal Strip
®
Resistors, Low Value, Surface Mount
•
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
•
All welded construction
•
Solid metal Nickel-chrome or Manganese-copper alloy
resistive element
•
Solderable terminations
•
Very low inductance 0.5nH to 5nH
•
Excellent frequency response
•
Low thermal EMF
FEATURES
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
WSL0805
WSL1206
WSL2010
WSL2512
WSL2816
POWER RATING
P
70°C
W
0.125
0.25
0.5
1.0*
2.0
RESISTANCE RANGE
Ω
± 0.5%
0.01 - 0.2
0.01 - 0.2
0.01 - 0.5
0.01 - 0.5
0.01 - 0.10
± 1.0%
0.01 - 0.2
0.002 - 0.2
0.001 - 0.5
0.001 - 0.5
0.01 - 0.10
WEIGHT
(TYPICAL)
g/1000 pcs
4.8
16.2
38.9
63.6
118
*For values above 0.1
Ω
derate linearly to 80% rated power at 0.5
Ω
• Part Marking: DALE, Value, Tolerance: due to resistor size limitations some resistors will be marked with only the resistance value.
TECHNICAL SPECIFICATIONS
PARAMETER
Temperature Coefficient
Operating Temperature Range
Maximum Working Voltage
UNIT
ppm/˚C
°C
V
WSL RESISTOR CHARACTERISTICS
± 275 for 1m
Ω
to 2.9m
Ω
, ± 150 for 3m
Ω
to 4.9m
Ω
± 110 for 5m
Ω
to 6.9m
Ω
, ±75 for 7m
Ω
to 0.5
Ω
- 65 / + 170
(P x R)
1/2
GLOBAL PART NUMBER INFORMATION
New Global Part Numbering: WSL25124L000FEA (preferred part numbering format)
W
S
L
2
5
1
2
4
L
0
0
0
F
E
A
SPECIAL
(Dash Number)
(up to 2 digits)
From
1-99
as
applicable
GLOBAL MODEL
(See Standard Electrical
Specifications, Global Model,
for more options).
VALUE
L
= Miliohm
R
= Decimal
4L000
= 0.004Ω
R0100
= 0.01Ω
TOLERANCE CODE
D
=
±
0.5%
F
=
±
1.0%
J
=
±
5.0%
PACKAGING
EA
= Lead Free, Tape/Reel
EK
= Lead Free, Bulk
TA
= Tin/Lead, Tape/Reel (R86)
BA
= Tin/Lead, Bulk (B43)
Historical Part Number example: WSL2512 0.004Ω
1%
EA
(will continue to be accepted)
WSL2512
HISTORICAL MODEL
0.004Ω
RESISTANCE VALUE
1%
TOLERANCE
CODE
EA
PACKAGING
Document Number: 30100
Revision: 11-Aug-04
For technical questions contact: ww2bresistors@vishay.com
www.vishay.com
1
WSL
Vishay Dale
DIMENSIONS
MODEL
WSL0805
H
Power Metal Strip
®
Resistors, Low Value, Surface Mount
DIMENSIONS
in inches [millimeters]
RESISTANCE
RANGE
Ω
0.01 - 0.2
L
W
0.050 ± 0.010
[1.27 ± 0.254]
0.063 ± 0.010
[1.60 ± 0.254]
0.100 ± 0.010
[2.54 ± 0.254]
0.100 ± 0.010
[2.54 ± 0.254]
0.125 ± 0.010
[3.18 ± 0.254]
0.125 ± 0.010
[3.18 ± 0.254]
0.125 ± 0.010
[3.18 ± 0.254]
0.165 ± 0.010
[4.2 ± 0.254]
H
0.013 ± 0.005
[0.330 ± 0.127]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
0.025 ± 0.010
[0.635 ± 0.254]
T
0.015 ± 0.010
[0.381 ± 0.254]
0.020 ± 0.010
[0.508 ± 0.254]
0.058 ± 0.010
[1.47 ± 0.254]
0.020 ± 0.010
[0.508 ± 0.254]
0.087 ± 0.010
[2.21 ± 0.254]
0.047 ± 0.010
[1.19 ± 0.254]
0.030 ± 0.010
[0.762 ± 0.254]
0.062 ± 0.010
[1.57 ± 0.254]
WSL1206
W
WSL2010
T
L
I
b
WSL2512
a
WSL2816
0.080 ± 0.010
[2.03 ± 0.254]
0.126 ± 0.010
0.002 - 0.2
[3.20 ± 0.254]
0.200 ± 0.010
0.001 - 0.0069
[5.08 ± 0.254]
0.200 ± 0.010
0.007 - 0.5
[5.08 ± 0.254]
0.250 ± 0.010
0.001 - 0.0049
[6.35 ± 0.254]
0.250 ± 0.010
0.005 - 0.0069
[6.35 ± 0.254]
0.250 ± 0.010
0.007 - 0.5
[6.35 ± 0.254]
0.280 ± 0.010
0.01 - 0.1
[7.1 ± 0.254]
Rated Power In %
120
SOLDER PAD DIMENSIONS
in inches [millimeters]
MODEL
RESISTANCE
RANGE
Ω
0.01 - 0.2
0.002 - 0.2
100
a
0.040 [1.02]
0.050 [1.27]
0.093 [2.36]
0.055 [1.40]
0.120 [3.05]
0.083 [2.11]
0.065 [1.65]
0.130 [3.3]
b
0.050 [1.27]
0.070[1.78]
0.120 [3.05]
0.120 [3.05]
0.145 [3.68]
0.145 [3.68]
0.145 [3.68]
0.190 [4.8]
l
0.020 [0.50]
0.055 [1.40]
0.055 [1.40]
0.130 [3.30]
0.050 [1.27]
0.125 [3.18]
0.160 [4.06]
0.040 [1.00]
80
WSL0805
WSL1206
60
40
20
0.001 - 0.0069
0.007 - 0.5
0.001 - 0.0049
WSL2512
0.005 - 0.0069
0.007 - 0.5
WSL2010
-25
0
25
50
75
70
100
125
150
170
Ambient Temperature in
°C
0
-65 -50
WSL2816
0.01 - 0.1
Derating
PERFORMANCE
TEST
Thermal Shock
Short Time Overload
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 minutes at each extreme
5 x rated power for 5 seconds
- 65°C for 24 hours
1000 hours @ + 170°C
+ 85°C, 85% RH, 10% Bias, 1000 hours
100g’s for 6 milliseconds, 5 pulses
Frequency varied 10 to 2000Hz in one minute, 3 directions, 12 hours
1000 hours @ rated power, + 70°C, 1.5 hours “ON”, 0.5 hours “OFF”
+ 260°C Solder, 10 - 12 second dwell, 25mm/second emergence
MIL-STD-202, Method 106, 0% power, 7a and 7b not required
TEST LIMITS
± (0.5% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (1.0% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (1.0% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
± (0.5% + 0.0005
Ω
)
∆
R
PACKAGING
TAPE WIDTH
WSL0805
8mm/Punched Paper
WSL1206
8mm/Embossed Plastic
WSL2010
12mm/Embossed Plastic
WSL2512
12mm/Embossed Plastic
WSL2816
12mm/Embossed Plastic
Embossed carrier tape per EIA-481-1A.
www.vishay.com
2
MODEL
REEL
DIAMETER
178mm/7"
178mm/7"
178mm/7"
178mm/7"
178mm/7"
PIECES/REEL
5000
4000
4000
2000
2000
CODE
RT1
R86
R86
R86
R86
For technical questions contact: ww2bresistors@vishay.com
Document Number: 30100
Revision: 11-Aug-04
