The RER60FF30R1R is a precision wirewound resistor manufactured by Vishay. It is designed for applications requiring high stability, tight tolerance, and low temperature coefficient of resistance (TCR).

Applications

• Precision current sensing: Used in power supplies and motor control circuits where accurate current measurement is crucial.
• High-accuracy voltage dividers: Employed in instrumentation and calibration equipment for precise voltage scaling.
• Reference resistors in measurement bridges: Integrated into Wheatstone bridges and other bridge circuits for accurate resistance determination.
• Audio equipment: Found in high-end amplifiers and preamplifiers to ensure accurate signal reproduction.
• Aerospace and defense applications: Utilized in critical systems where reliability and stability are paramount.

Features

• High stability: Provides consistent resistance values over a wide range of operating conditions.
• Tight tolerance: Offers precise resistance values, minimizing errors in sensitive circuits. The 'R' in the part number typically indicates a tolerance of 0.1% or better.
• Low TCR (Temperature Coefficient of Resistance): Maintains resistance value with minimal drift over temperature variations.
• Wirewound construction: Ensures excellent linearity and low noise performance.
• Axial leaded package: Facilitates easy mounting on printed circuit boards and through-hole assembly.
• High power rating: Capable of dissipating significant power without significant change in resistance.

Benefits

• Improved circuit accuracy: Tight tolerance and low TCR lead to more precise circuit performance.
• Enhanced reliability: High stability and robust construction ensure long-term reliability.
• Reduced calibration requirements: Minimal drift over temperature minimizes the need for frequent recalibration.
• Lower noise: Wirewound construction results in reduced noise compared to other resistor technologies.
• Simplified design: Axial leaded package simplifies board layout and assembly.

Additional Details

The RER60FF30R1R has a resistance value of 30.1 Ohms. The 'FF' in the part number indicates the temperature coefficient and tolerance. It features a flameproof silicone coating. This resistor is designed to meet stringent performance requirements in demanding applications, making it a reliable choice for critical circuits. Specific power rating and operating temperature ranges should be confirmed from the official Vishay datasheet.