Vishay WSR Power Metal Strip Resistors

Vishay WSR Series Power Metal Strip Resistors are designed for precision current sensing, voltage division, and pulse applications. These resistors feature a molded high-temperature encapsulation and an all-welded construction and offer resistance values as low as 0.001Ω. The WSR series power metal strip resistors are AEC-Q200 qualified and provide low TCR, sulfur resistance, and a wide operating temperature range from -65°C to +275°C. These metal strip resistors come in surface mount configurations and are typically used in industrial, medical, and automotive applications.

Features

  • AEC-Q200 qualified
  • Available in surface mount configurations
  • High temperature encapsulation ensures durability
  • Low TCR of less than 20 ppm/°C for precision
  • Packaged in 1500 pieces per reel for convenience
  • Sulfur resistant for enhanced reliability

Applications

  • Automotive electronics
  • Consumer electronics
  • Industrial equipment
  • Medical devices
  • Precision current sensing
  • Pulse applications
  • Telecommunications
  • Voltage division

Technical Specifications

Parameters Values
Operating Temperature Range -65°C to +275°C
Dielectric Withstanding Voltage >500Vac
Inductance Range 0.5nH to 5nH
Element TCR <20ppm/°C
Power Rating WSR2 2W
WSR3 3W