NBM-30-471-D

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Power Line Filter Modules play a major role in electrical systems, providing isolation, shielding, and power management for sensitive components. A power line filter module like the NBM-30-471-D offers numerous advantages over traditional power line filter technologies. This article will explore the application field and working principle of the NBM-30-471-D power line filter module.

The NBM-30-471-D is a two-stage power line filter module that provides high attenuation of differential and common mode noise. Its low profile compact design makes it suitable for use in tight spaces in the automotive, industrial, and consumer markets. This module is composed of two capacitors, four inductors, and a ferrite attenuator core. The capacitors are arranged in an RC low pass configuration, which helps reduce high-frequency harmonics. The inductors are arranged in a a differential mode inductance configuration, which helps reduce common mode noise. Finally, the ferrite core helps to provide additional isolation and attenuation.

The NBM-30-471-D power line filter module has a wide range of applications, such as automotive systems, industrial control systems, and consumer electronics. The high attenuation capabilities of this module make it ideal for use in harsh environments, such as extreme temperature, vibration, and shock. This module is also useful for reducing EMI/RFI interference between circuits, allowing for greater signal fidelity and data transfer performance. Additionally, the low profile design and compact size makes it easy to incorporate into tight designs.

The working principle of the NBM-30-471-D is fairly simple. It essentially consists of two stages of low pass filtering. The first stage is formed by the capacitors and inductors arranged in an RC-LPF configuration. This stage serves to reduce high-frequency harmonics, helping to minimize EMI interference. The second stage is formed by the ferrite core, which provides additional isolation and attenuation, reducing both differential and common mode noise.

To summarize, the NBM-30-471-D is a two-stage power line filter module that provides high attenuation of noise in both differential and common mode applications. This module is suitable for use in automotive, industrial, and consumer electronic systems and it is also useful for reducing EMI/RFI interference between circuits. Its compact size and low profile design make it easy to fit into tight spaces. Finally, this module operates on a simple two-stage low-pass filtering principle, with the capacitors and inductors forming one low-pass filter, and the ferrite core forming a second filter for additional isolation and attenuation.

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