AHA50AFB-25R

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Chassis Mount Resistors are electronic components that provide resistance to limit or control current within a circuit. The most common types of chassis mounted resistors are wire-wound, carbon film, and metal oxide film.

The AHA50AFB-25R is a chassis mount resistor designed for use in applications that require a high current capability and a high voltage tolerance. This component is designed with a current rating of up to 25A and a voltage rating of up to 500V. This resistor has a low tolerance of 0.25%, which ensures accurate operation over a wide range of temperatures. It is also designed with a wide frequency range of 0-150 kHz. This component is ideal for power supply, motor drive, and audio equipment applications, particularly when large currents are required.

The AHA50AFB-25R is constructed using a ceramic substrate and a wire-wound resistor element. The substrate is constructed of a ceramic material that is highly resistant to heat and corrosion, as well as providing excellent electrical insulation. The resistor element is composed of a resistive wire, an insulating layer, and a heat distributing layer. The wire is wound around the substrate in a spiral pattern and is connected to the substrate using a conductive compound. The resistive wire is covered in an insulating layer to protect the component from short circuits and arcing. The heat distributing layer is designed to help dissipate heat away from the resistor element, ensuring the component remains cool and stable during operation.

AHA50AFB-25R’s working principle is based on Ohm’s Law. Ohm’s Law states that the current through an electrical conductor is directly proportional to the voltage across the conductor, provided the temperature remains constant. The resistance of the component is dependent on the material used for the resistor element, as well as the number of windings and frequency. As the frequency increases, the current flowing through the component is reduced, thus reducing the total resistance.

In conclusion, the AHA50AFB-25R is a high current, high voltage, low tolerance chassis mount resistor designed with a wide frequency range for use in power supply, motor drive, and audio equipment applications. The working principle of this component is based on Ohm’s Law, as the resistance is dependent on the materials used, number of windings, and frequency. This component is ideal for applications that require a high current capability and a high voltage tolerance.

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