SRN6045-4R7Y Inductors, Coils, Chokes

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Fixed inductors are essential components of any electronic circuit - whether an analog radio, a digital smartphone, or a computer motherboard. An inductor stores energy in its magnetic field and releases it when the circuit is de-energized. SRN6045-4R7Y is a fixed-inductance component based on the design and manufacture of the Sumida Group Corporation, and it is extremely versatile and widely used in various fields and applications.

The SRN6045-4R7Y is a 4.7 µH iron-powder inductor and is used for high-frequency applications such as laptop computers, tablets, and game console systems. With an exceptionally low DC resistance (DCR) as low as 7 milliohms and a rated current of up to 3.0 amperes, the SRN6045-4R7Y offers superior performance and excellent stability for a variety of design projects. The unsaturated inductance (USD) is especially beneficial at the higher current loads. Compared to other inductors, the SRN6045-4R7Y consumes less power and has a much smaller size. In addition, the component\'s frequency characteristics are impressive and provide a stable, flat response over a very wide range of frequencies. Furthermore, this product offers reliable and consistent performance over long periods of time.

In terms of application fields, the SRN6045-4R7Y can be utilized as an impedance-matching network, a high-frequency harmonic filter, and a low-frequency noise filter. It is also suitable for high-frequency loop filters and the power conversion circuits of power supplies, DC-DC converters, and ac-dc rectifiers. Moreover, it has a wide operating temperature range of -25°c to +125°c, which makes it suitable for various applications. In mobile phones and smartphones, it can be used in applications such as high-definition VR filter, buzzer circuit, EMI filter, and headphone amplifier.

The working principle behind this SRN6045-4R7Y is that it works like a choke, restricting the flow of current in the circuit to a certain degree, preventing it from going above a certain limit and thus eliminating noise. It can also be used to filter out high-frequency interference signals. When current passes through the wire of the inductor, a magnetic field is generated around it, and this magnetic field then affects the current, creating a collapsing field in the direction opposite to the current flow. This forces the current to decrease, resulting in a "back EMF" that suppresses higher frequency signals. By repeating this process, the inductor functions as an effective filter.

The SRN6045-4R7Y is a highly reliable, cost-effective fixed inductor that offers a number of advantages for use in a variety of electronic projects. Its iron-powder construction is more efficient and cost-effective than traditional designs, allowing for smaller, lighter, higher-performing components. Furthermore, the low DC resistance makes it possible to experiment with a much higher rated current without suffering a significant drop in efficiency. As such, the SRN6045-4R7Y is an ideal inductor for many types of electronic applications.

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