The WSR-2-R082 is a power metal strip resistor from Vishay Dale. These resistors are designed for current sensing, voltage division, and pulse loading applications. The WSR series is known for its low resistance values, high power ratings, and excellent long-term stability. The 'R082' designation indicates a resistance value of 0.082 ohms.

Applications:

• Current Sensing: Used to monitor current flow in power supplies, motor drives, and other electronic circuits.
• Voltage Division: Creates precise voltage dividers in electronic circuits.
• Pulse Loading: Withstands high-energy pulses in applications such as capacitor discharge circuits.
• Power Supplies: Used in power supplies for current limiting and overcurrent protection.
• Automotive Electronics: Suitable for automotive applications requiring robust and reliable current sensing.

Features:

• Low Resistance Value: 0.082 ohms, ideal for current sensing applications.
• High Power Rating: Designed to dissipate significant power without significant resistance drift.
• All-Welded Construction: Enhances the resistor's robustness and reliability.
• Low Temperature Coefficient of Resistance (TCR): Ensures stable resistance over a wide temperature range.
• Solid Metal Element: Provides excellent pulse handling capability.

Benefits:

• Accurate Current Measurement: Enables precise monitoring and control of current.
• High Stability: Maintains its resistance value even under varying temperature and load conditions.
• Robust Performance: Withstands high surge currents and harsh environments.
• Improved System Efficiency: Minimizes power losses due to its low resistance value.
• Long-Term Reliability: Offers consistent and dependable performance for long-term use.

Additional Details:

The WSR-2-R082 typically features a tolerance rating that specifies the accuracy of the resistance value. The TCR (Temperature Coefficient of Resistance) indicates how much the resistance changes with temperature, with a lower TCR indicating better stability. The resistor's construction material contributes to its high surge current capability and long-term reliability. Vishay Dale's WSR series resistors are commonly used in automotive, industrial, and consumer electronics applications where accurate current sensing and high reliability are critical.