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Vishay WSBS8518...20 Power Metal Strip®

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Power Metal Strip® battery shunt resistor

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Vishay Intertechnology announces a new Power Metal Strip battery shunt resistor featuring two sense pins that offers a 36 W power capacity in the 8518 case size. With extremely low resistance values down to 50 µΩ, the Vishay Dale WSBS8518...20 increases accuracy and lowers costs compared to Hall Effect current sensing solutions, while its sense pins assist in PCB mounting and provide consistent contact point location.
• Proprietary processing technique produces extremely low resistance values
• Allow for more accurate data to determine battery charge and discharge, thus helping designers meet specific customer battery management requirements
• Incorporates a solid metal manganese-copper alloy resistive element with low TCR (± 20 ppm/°C)
• Welded terminal to element connection

Vishay WSBS8518...20 Power Metal Strip® Battery Shunt Resistor - Avnet Abacus
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Features and benefits

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  • Features two sense pins
  • High power capacity of 36 W
  • Offered in 8518 case size
  • Low resistance values down to 50 µΩ
  • Low inductance values of < 5 nH
  • Low thermal EMF down to < 1 µV/°C
  • Operating temperature range of -65 °C to +170 °C
  • RoHS-compliant, halogen-free, and Vishay Green
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