Littelfuse Current Sensing Resistors (CSRs)

Littelfuse-Current-Sensing-Resistors-Key-Visual-820x410

Unlock optimal performance and control in electronification and electrification applications with Littelfuse Current Sensing Resistors (CSRs).

Littelfuse Current Sensing Resistors (CSRs) offer a cost-effective and compact solution for monitoring and controlling current flow in applications such as battery management, motor control, and power management. With high precision, stability, and compatibility with both AC and DC applications, these resistors provide accurate measurements and overcurrent protection, making them essential for maximizing performance and efficiency in electronification and electrification.

Benefits

  • Cost-effective solution compared
    to competing technologies like
    Hall Effect sensors, current transformers, flux gate sensors,
    and Rogowski coils
  • Same device works in both AC and DC applications
  • Compact size
Features

  • Power rating up to 2~3 W
  • High precision and stability
  • Low temperature coefficient of resistance
  • SMD form factor
Markets/Applications

  • Battery charging and protection
  • Motor control and protection
  • Power management
  • EVs including 2- and 3-wheelers
  • Home appliances
  • Industrial automation

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