WSBS8518L2500JK

www.vishay.com For technical questions, contact: ww2bresistors@vishay.com
Document Number: 30134
44 Revision: 02-Jul-10
WSBS8518
Vishay Dale
Power Metal Strip
®
Battery Shunt Resistor,
Very Low Value (100 μΩ, 125 μΩ, and 250 μΩ)
FEATURES
High power to resistor size ratio
Proprietary processing technique produces
extremely low resistance values
All welded construction
Very low inductance (< 5 nH)
Low thermal EMF (< 3 μV/°C)
Compliant to RoHS directive 2002/95/EC
Note
(1)
Other values may be available, contact factory
STANDARD ELECTRICAL SPECIFICATIONS
GLOBAL
MODEL
SIZE
POWER RATING
P
70 °C
W
TOLERANCE
%
RESISTANCE VALUE
RANGE
Ω
RESISTANCE VALUES
CURRENTLY AVAILABLE
(1)
Ω
WEIGHT
(typical)
g/1000 pieces
WSBS8518 8518 36 5.0 50μ to 1000μ 100μ, 125μ, 250μ 46 300
TECHNICAL SPECIFICATIONS
PARAMETER UNIT RESISTOR CHARACTERISTICS
Temperature Coefficient ppm/°C ± 225
Operating Temperature Range °C - 65 to + 170
Maximum Current Rating A (P/R)
1/2
GLOBAL PART NUMBER INFORMATION
GLOBAL PART NUMBERING: WSBS8518L1250JK (WSBS8518, 0.000125 Ω, ± 5 %)
GLOBAL MODEL RESISTANCE VALUE TOLERANCE CODE PACKAGING CODE SPECIAL
WSBS8518 L = mΩ
L1000 = 0.000100 Ω
L1250 = 0.000125 Ω
L2500 = 0.000250 Ω
J = ± 5.0 % K = Bulk pack (Dash number)
(Up to 2 digits)
From 1 to 99 as
applicable
** Please see document “Vishay Material Category Policy”: www.vishay.com/doc?99902
W S B S 8 5 1 8 L 1 2 5 0 J K
Document Number: 30134 For technical questions, contact: ww2bresistors@vishay.com
www.vishay.com
Revision: 02-Jul-10 45
WSBS8518
Power Metal Strip
®
Battery Shunt Resistor,
Very Low Value (100 μΩ, 125 μΩ, and 250 μΩ)
Vishay Dale
DIMENSIONS in inches (millimeters)
DERATING
0.118
(3.0)
0.078
(2.0)
0.492
(12.5)
2.362 (60)
R 0.078 (2) REF.
CALIBRATION CUT
Ø 0.276 (7.0)
2 PLACES
3.346 ± 0.015
(85.0 ± 0.4)
0.708 ± 0.008
(18)
0.354
(9.0)
B
A
1/2 B
0.078 (2) x 45°
CHAMFER TYP.
VOLTAGE TEST
POINTS
70
120
100
80
60
40
20
0
1751501251007550250- 25- 50- 65
Ambient Temperature in °C
Rated Power in %
TOLERANCES ON DECIMALS
XXX ± 0.005
UNLESS OTHERWISE LISTED
RESISTANCE
VALUE (μΩ)
ELEMENT
MATERIAL
DIMENSION A
(inches)
DIMENSION B
(inches)
100 Mn-Cu 0.37 0.495 ± 0.005
125 Mn-Cu 0.48 0.605 ± 0.005
250 Mn-Cu 0.90 1.025 ± 0.005
PERFORMANCE
TEST CONDITIONS OF TEST TEST LIMITS
Thermal Shock - 55 °C to + 150 °C, 1000 cycles, 15 min at each extreme ± 0.5 % ΔR
Short Time Overload 5 x rated power for 5 s ± 0.5 % ΔR
Low Temperature Operation - 65 °C for 45 min ± 0.5 % ΔR
High Temperature Exposure 1000 h at + 170 °C ± 1.0 % ΔR
Bias Humidity + 85 °C, 85 % RH, 10 % bias, 1000 h ± 0.5 % ΔR
Mechanical Shock 100 g’s for 6 ms, 5 pulses ± 0.5 % ΔR
Vibration Frequency varied 10 Hz to 2000 Hz in 1 min, 3 directions, 12 h ± 0.5 % ΔR
Load Life 1000 h at + 70 °C, 1.5 h “ON”, 0.5 h “OFF” ± 1.0 % ΔR
Moisture Resistance MIL-STD-202, method 106, 0 % power, 7b not required ± 0.5 % ΔR
Legal Disclaimer Notice
www.vishay.com
Vishay
Revision: 02-Oct-12
1
Document Number: 91000
Disclaimer
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requirements as per JEDEC JS709A standards. Please note that some Vishay documentation may still make reference
to the IEC 61249-2-21 definition. We confirm that all the products identified as being compliant to IEC 61249-2-21
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WSBS8518L2500JK

Mfr. #:
Manufacturer:
Vishay / Dale
Description:
Current Sense Resistors - SMD 36watt 250 micro-ohm 5% Battery Shunt
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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