DRA125-680-R Inductors, Coils, Chokes

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Fixed inductors are components made of wire wound around a soft iron core and designed to maintain a particular inductance value in an electrical circuit. They are available in a wide range of values from a few microhenries to millihenries. DRA125-680-R is one such fixed inductor, which is designed primarily for use in high level audio filtering applications. It is characterized by high current capacity, low losses, small size and excellent linearity.

The DRA125-680-R is a self-shielded axial fixed inductor with a rated inductance value of 680 uH and a rated current of 40 Amps. It is made of a high-grade annealed copper and has a protective epoxy coating on the outside. The inductor is enclosed in a cylindrical enclosure, which measures 11.2 mm (1/2 in.) in diameter and 25.4 mm (1 in.) in length. The operating temperature range of the inductor is -40°C to +85°C.

The working principle behind a fixed inductor is based on the concept of magnetic induction. It has a core made up of an insulated material such as iron or ferrite. This core is then wrapped with wire known as a coil. When a current is passed through the coil, a magnetic field is created around it. This magnetic field then produces an electromotive force in a second wire, which is introduced in close proximity to the coil. This electromotive force then causes current to flow in the second wire.

In the case of the DRA125-680-R, the wire is wound around a ferrite core. This configuration allows for a high level of linearity due to the low resistance and low inductance leakage of the core material. It also has a self-shielding effect which help to suppress high frequency interference. The windings are also placed very close to the core in order to increase the inductance and minimize the winding losses. The tightly wound winding also helps to increase the inductor\'s current handling capacity.

The DRA125-680-R is designed primarily for use in high-level audio filtering applications. An example of such an application could be the designs of low-pass filters. The large current capacity and high levels of linearity make it suitable for these applications. The self-shielding feature also helps to reduce the amount of interference generated by the filter. The enclosed core also helps to reduce the amount of noise generated by the inductor.

The DRA125-680-R is a robust and reliable inductor that can be used in a variety of applications. Due to its high current capacity and low winding losses, it is ideal for use in audio filtering applications. The enclosed core and self-shielding feature also help to reduce the amount of interference generated by the inductor. The combination of these features makes it one of the best fixed inductors available on the market today.

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