PM74SH-820M-RC

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Fixed inductors are essential components of most circuits used in electronic equipment and devices. The PM74SH-820M-RC fixed inductor is one of the most popular fixed inductors among electronic engineers and designers. The PM74SH-820M-RC is a radial inductor with a high Q value and low temperature coefficient, making it an ideal choice for a variety of applications.

The PM74SH-820M-RC carries a maximum operating DC current of 1.130 A and a self-resonant frequency of 28 MHz. It is constructed with a 0402 surface mount package and is tested at a voltage of 50 volts. The inductor’s overall size is 0.039 x 0.019 x 0.018 inches. With its small size, low profile, and low cost, the PM74SH-820M-RC brings unique benefits to many applications.

One of the primary applications of the PM74SH-820M-RC is power supply filtering. Thanks to its low internal temperature coefficient, the inductor can be used in applications where a small variation in inductance is desired. For example, a PM74SH-820M-RC can be used as a filter in a power supply circuit to reduce the amount of noise generated by the power source. Furthermore, its small size and low profile make it an ideal choice for tight power supply designs.

The PM74SH-820M-RC can also be used as an RF filter in cell phone circuits and other communication devices. Its high Q value and low temperature coefficient make it capable of handling high frequency signals with minimal signal loss. In addition, its compact size allows it to be integrated into tight communication device designs.

The PM74SH-820M-RC is also useful in filter circuits for analog signals. Its high Q value allows it to be used in circuits that require a low cutoff frequency. Its low temperature coefficient and small size make it an ideal choice for a wide range of analog filter applications.

The working principle of the PM74SH-820M-RC is based on the property of inductors to store electrical energy in the form of a magnetic field. When an AC current is applied to the inductor, the electric current will create a circulating loop within itself. When the AC current is withdrawn, the loop will begin to decay, releasing the energy stored in it as a magnetic field. The size and shape of the loop will determine how much energy is stored, which in turn determines the inductance of the inductor.

In conclusion, the PM74SH-820M-RC is a powerful fixed inductor with many applications. Its small size, low profile, and low temperature coefficient allow it to be used in a wide range of circuits. These applications include power supply filtering, RF filters in communication devices, and analog signal filters. Its working principle, based on the property of inductors to store electrical energy, is simple and effective.

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