WSBM8518
www.vishay.com
Vishay Dale
Revision: 15-Feb-17
1
Document Number: 31094
For technical questions, contact: ww2cresistors@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
Power Metal Strip
®
Battery Shunt Resistor W/Molded Enclosure
Very Low Value (50 μ, 100 μ, 125 μ, and 500 μ)
DESIGN TOOLS (click logo to get started)
FEATURES
• High power to resistor size ratio
• Proprietary processing technique produces
extremely low resistance values
• All welded construction
• Solid metal manganese-copper alloy or
nickel-chrome alloy resistive element with low
TCR (< 20 ppm/°C)
• Molded enclosure allows for easy PCB connection
• Includes 4-pin male connector that mates with a Molex
type MX150 #33472-4001 female connector
• Very low inductance (< 5 nH)
• Low thermal EMF (as low as < 1 μV/°C)
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
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
RESISTANCE VALUES
CURRENTLY AVAILABLE
(1)
WEIGHT
(typical)
g
WSBM8518 8518 36 5, 10 50μ to 500μ 50μ, 100μ, 125μ
50μ = 61.3,
100μ / 125u = 59.8
WSBM8518 8518 25 5, 10 50μ to 500μ 500μ 56.8
TECHNICAL SPECIFICATIONS
PARAMETER UNIT RESISTOR CHARACTERISTICS
Temperature coefficient ppm/°C
± 200 for 50 μ
± 175 for 100 μ / 125 μ
± 10 for 500 μ
Temperature coefficient (element material) ppm/°C ± 20
Operating temperature range °C -65 to +170
Thermal EMF μV/°C < 1 for 50 μ and < 3 for 100 μ, 125 μ, 500 μ
Inductance nH < 5
Maximum current rating A (P/R)
1/2
GLOBAL PART NUMBER INFORMATION
GLOBAL PART NUMBERING: WSBM8518L1000JT (WSBM8518, 0.0001 , ± 5 %, tray pack)
GLOBAL MODEL
(8 digits)
RESISTANCE VALUE
(5 digits)
TOLERANCE CODE
(1 digit)
PACKAGING CODE
(1 digit)
SPECIAL
(up to 2 digits)
WSBM8518 L = m
L0500 = 0.000050
L1000 = 0.000100
L1250 = 0.000125
L5000 = 0.000500
J = ± 5 %
K = ± 10 %
K = bulk pack
T = tray pack
(dash number)
from 1 to 99 as
applicable
W S B M 8 5 1 8 L 1 0 0 0 J T