DR127-331-R

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Fixed inductors refer to electronic components that store energy in the form of inductance. One such component is the DR127-331-R, which is a ceramic-core inductor that consists of 420-grade or higher ferrite materials. These are commonly used to provide inductance in various applications such as radio frequency (RF) receivers and transmitters. In addition, they can be used in oscillators, filters, signal generators, and timing circuit applications.

The DR127-331-R typically offers an inductance range of 1.2-20uH, a maximum DC resistance (DCR), of 0.12-1.0 ohm, and a maximum current rating of up to 160mA. The core features ferrite construction, along with windings that are spaced for optimal compatibility with a variety of components. This component offers good frequency responses, as well as high-temperature stability and low-inductance drift. In addition, these components can operate within temperatures ranging from -55 to 125 degrees Celsius.

The working principle of the DR127-331-R is based on the concept of self-inductance. This principle states that when a current is applied to a coil, it generates a magnetic flux that induces another current in the same coil. This induced current is called a back EMF and is always in opposition to the applied current. This action produces a strong inductive reaction on the coil, allowing it to store energy. This stored energy is then released whenever the external current is removed, resulting in an oscillating circuit.

The DR127-331-R can be used in a variety of applications, including telecommunications, audio systems, computers, automotive electronics, and power supply systems. It is commonly used in radio transmitters as a frequency filter, as well as in loudspeakers, oscillators, and timing circuits. In addition, it is often used as a part of power supply circuits as an inductor to supply power to other components within the system.

The DR127-331-R is generally considered a reliable and cost-effective inductor option, as it offers a wide range of features that make it well-suited for many applications. Its ability to operate at temperatures from -55 to 125 degrees Celsius, combined with its good frequency response, low-inductance drift, and high-temperature stability make it an ideal choice for many different electronic applications. Furthermore, its ceramic core and windings provide enhanced electrical insulation, allowing it to function safely in a wide variety of environments.

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