The PSR-25307, manufactured by TE Connectivity, is a precision shunt resistor designed for accurate current sensing in a variety of applications. This resistor offers a low resistance value and high power handling capabilities, making it suitable for demanding environments. It is engineered to provide stable and reliable performance over a wide range of operating conditions.

Applications

• Power Supplies: Used for current monitoring and control in power supply circuits.
• Motor Drives: Employed in motor drive systems for precise current feedback.
• Inverters: Integrated into inverter circuits to measure and regulate current flow.
• Battery Management Systems: Utilized in battery management systems for accurate current sensing during charging and discharging.
• Welding Equipment: Used in welding machines for precise current control.

Features

• Low Resistance Value: Offers a low resistance value for minimal voltage drop and power dissipation.
• High Power Handling: Designed to handle high power levels without significant performance degradation.
• Stable Performance: Provides stable and reliable performance over a wide temperature range.
• Precise Current Sensing: Enables accurate measurement of current flow in various circuits.
• Compact Size: Features a compact design for easy integration into different applications.
• RoHS Compliant: Compliant with RoHS directives, ensuring environmental friendliness.

Benefits

• Improved Efficiency: Minimizes power loss due to its low resistance value, improving overall system efficiency.
• Enhanced Accuracy: Provides accurate current sensing, leading to better control and performance of electronic systems.
• Reliable Performance: Offers stable and reliable performance, ensuring consistent operation over time.
• Easy Integration: Compact size and standard packaging facilitate easy integration into existing and new designs.
• Cost-Effective Solution: Provides a cost-effective solution for accurate current sensing in various applications.

Additional Details

The PSR-25307 shunt resistor is typically constructed using a high-quality metal alloy that offers excellent temperature coefficient of resistance (TCR). This ensures minimal change in resistance value with temperature variations, contributing to the accuracy of current measurements. The resistor is often available in different terminal configurations to accommodate various mounting options. The specific resistance value and power rating can vary, so it's crucial to consult the datasheet for the precise specifications required for a particular application. It is often used with amplifiers to scale the voltage and use it in control feedback loops. This resistor is often found in high end power equipment for critical precision.