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Focus Products
Series
Power Rating
P
70 °C
Resistance Value
Range
Available
Tolerances
TCR
Operating Temp.
Range
WSKW0612
1.0 W 0.001 Ω to 0.003 Ω ± 1 %, ± 5 % Down to ± 75 ppm/°C -65 °C to +170 °C
Low value (down to 0.001 Ω); surface-mount; 4-terminal
WSK1206
0.25 W 0.01 Ω to 0.05 Ω
± 0.1 % to
± 1 %
Down to ± 35 ppm/°C -65 °C to +170 °C
Low value (down to 0.01 Ω); surface-mount; 4-terminal
WSK1206...18
0.5 W 0.01 Ω to 0.05 Ω
± 0.1 % to
± 1 %
Down to ± 35 ppm/°C -65 °C to +170 °C
Low value (down to 0.01 Ω); high power (0.5 W); surface-mount; 4-terminal
WSK2512
1.0 W 0.0005 Ω to 0.2 Ω
± 0.1 % to
± 1 %
Down to ± 35 ppm/°C -65 °C to +170 °C
Low value (down to 0.0005 Ω); surface-mount; 4-terminal
WSK1216
Up to 5 W Down to 0.0005 Ω ± 1 % Down to ± 50 ppm/°C -65 °C to +170 °C
High power (up to 5 W); low value (down to 0.005 Ω); surface-mount; 4-terminal
Series
Power Rating
P
70 °C
Resistance Value
Range
Available
Tolerances
TCR
Operating Temp.
Range
WSBS8518
36.0 W 50 µΩ to 1000 µΩ ± 5 % Down to ± 110 ppm/°C -65 °C to +170 °C
Very low value (50 µΩ, 100 µΩ, 125 µΩ, and 250 µΩ available); high current (849 A)
WSBS5216
12.0 W 50 μΩ to 1000 μΩ ± 5 % Down to ± 200 ppm/°C -65 °C to +170 °C
Very low value (100 μΩ available); high current (346 A)
WSBS8536
50.0 W 25 μΩ to 500 μΩ ± 5 % Down to ± 150 ppm/°C -65 °C to +170 °C
Very low value (25 μΩ, 50 μΩ, 100 μΩ, and 125 μΩ available); high current (1414 A)
WSBS8518...
14, 20, 34, 35, 40, M3, M4
custom
36.0 W 50 μΩ to 1000 μΩ ± 5 % Down to ± 10 ppm/°C -65 °C to +170 °C
Sense pins; plating; M3 / M4 tapped holes; NiCr element with boot design for low RTC; plus many other options
WSBM8518
36.0 W 50 µΩ to 500 µΩ ± 5 % Down to ± 10 ppm/°C -65 °C to +170 °C
Molded enclosure; very low value (50 µΩ, 100 µΩ, and 250 µΩ available); high current (849 A)
Series Resistance Voltage Range
Current Range
(Continuous)
Current Range
(Pulsed)
Operating Temp.
Range
WBP
100 µΩ 4 V to 18 V ± 600 A ± 1000 A -40 °C to +115 °C
Very low-value (100 µΩ) intelligent battery sensor; operates as LIN 2.0 or 2.1 slave
Series
Power Rating
P
70 °C
Resistance Value
Range
Available
Tolerances
TCR
Operating Temp.
Range
WSMS5515
Up to 15.0 W 50 µΩ to 1000 µΩ ± 5 % Down to ± 175 ppm/°C -65 °C to +170 °C
Very low value (100 µΩ, 160 µΩ, 200 µΩ, 250 µΩ, 300 µΩ, and 500 µΩ available)
WSMS2908
3.0 W 50 µΩ to 1000 µΩ ± 5 % Down to ± 175 ppm/°C -65 °C to +170 °C
Very low value (100 µΩ, 250 µΩ, 300 µΩ, 430 µΩ, and 500 µΩ available); high current (245 A)
Power Metal Strip
®
RESISTORS
VISHAY INTERTECHNOLOGY, INC.
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