45F120

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The 45F120 Through Hole Resistors are common power resistors used in industrial applications today. A wide range of resistance values is available, ranging from 10 ohms to 1 megohm. Their ability to see moderate current makes them quite suitable for use in many electronics applications, working as a current limiting resistor for voltage regulation, or as an energy absorbing resistor in an electric circuit.

The 45F120 is designed with a single design comprise of aluminum, the resistor\'s body is molded around a single conducting element, which is made of nickel-plated copper or silver. The resistance element is enclosed in an insulating body made of dielectric material, and the terminals are threaded for easy connection. The resistor body is made of metalized epoxy resin material, which allows for good thermal dissipation.

The working principle of these resistors is quite simple - an electrical current is being applied to an element which creates heat, and the resistance is created by the heat generated from the current. This is based on the principle of ohm’s law - that current is inversely related to resistance and heat. The resistance in the resistor can be changed by changing the amount of current or voltage applied to it. As the current or voltage is increased, the resistance in the resistor will also increase.

Due to their ability to absorb high current in short pulses, 45F120 resistors are suitable for applications where high pulses are required such as power supplies, electrical systems, and power electronics. These resistors can be used to regulate voltage, for example, when too much voltage is coming out of a device, the resistance in the resistor can be changed to absorb the excess current and stop a power surge or a drop in voltage. They can also be used for limit current protection in case of an accidental overcurrent, like in a short circuit situation. Additionally, they also serve as energy absorbers in electric circuits.

The 45F120 Through Hole Resistors are usually encapsulated in a lightweight aluminum housing with a hole in the center, allowing for a fast and simple connection to a wire or other terminal. The wire is connected by a soldering method with a resistance wire and an epoxy material, then heat sinked to give good thermal environmental conditions.

Being low-cost and readily available, 45F120 Through Hole Resistors are suitable for many applications in any kind of electronic device, from a device for measuring temperature to a motor driver, as these resistors are capable of absorbing a large amount of heat and dissipating it quickly. The 45F120 can also be used for applications in the medical, automotive, security, and communication industries.

In conclusion, the 45F120 Through Hole Resistors are used to limit current or voltage in an electric device, allow for a quick and simple connection to a wire or other terminal, and absorb excess current or heat. The resistance in the resistor can be changed by changing the current or voltage applied which makes this an ideal device for any kind of electronic device. It is affordable and offers great thermal dissipation which makes it suitable for many applications.

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