AHA25AFB-340R

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AHA25AFB-340R are chassis mount resistors designed for use in a variety of environments. These resistors are typically used to control voltage, current, and resistance. They are typically used in shielded enclosures, making them well-suited for industrial applications.

The AHA25AFB-340R chassis mount resistors consist of a ceramic package, made of an insulating material and containing an active element which serves as the resistive element. This element, usually a thin metallic film, acts to limit the amount of current flowing through the device. The ceramic package helps to protect the resistor from the elements, preventing it from overheating or shorting out.

The resistive element of the AHA25AFB-340R is made of a metallic film, such as copper, silver, or gold. The film is coated with a dielectric, such as silicon dioxide to create a high-resistance barrier. The dielectric layer is then sealed by a protective coat, usually of a polymer material. The resistive layer and the protective coat together form a thermally stable unit, providing a stable resistance when exposed to various temperature changes.

The AHA25AFB-340R is also often rated according to its maximum power rating. This rating provides information on the resistance value, the voltage, and the power dissipation capability. It is important to note that the power rating of a resistor is not the same as its wattage rating. The wattage rating is an indication of the amount of heat generated by the device.

The AHA25AFB-340R is also often found with a temperature coefficient, usually in the range of +0.05%/°C to +30.00%/°C. A temperature coefficient is an indication of how much a resistor’s resistance changes with temperature. A positive coefficient means that the resistance increases with temperature, while a negative coefficient means that the resistance decreases with temperature.

The AHA25AFB-340R is typically used in a variety of electronic applications, including audio and video equipment, security systems, computer systems, and telecommunications. In addition, it is used in circuit protection systems, power supplies, and voltage regulators, as well as in industrial and medical equipment. It is also used in automotive applications, such as automotive ignition systems.

The AHA25AFB-340R works on the principle of creating an electric field within the resistor. The electric field is created by the application of a voltage across the resistor. As a current passes through, it is resisted and the electric field is subsequently weakened. This weakening of the electric field causes a decrease in the voltage applied across the resistor, resulting in a decrease in the current.

In conclusion, the AHA25AFB-340R is a chassis mount resistor for a variety of applications. It works on the principle of creating an electric field within the resistor, and its resistance is determined by its power rating, temperature coefficient, and the voltage applied across it. The AHA25AFB-340R is designed for use in shielded enclosures, making it well-suited for industrial applications.

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