Series:	EMIFIL®, BLM18
Packaging:	Tape & Reel (TR)
Part Status:	Active
Filter Type:	Power Line
Number of Lines:	1
Impedance @ Frequency:	120 Ohms @ 100MHz
Current Rating (Max):	1.9A
DC Resistance (DCR) (Max):	30 mOhm
Ratings:	AEC-Q200
Operating Temperature:	-55°C ~ 150°C
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.030" (0.75mm)
Size / Dimension:	0.063" L x 0.032" W (1.60mm x 0.80mm)

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Ferrite Beads and Chips

Ferrite beads and chips are essential components of the electronics industry. They are used in various applications, such as high frequency filtering, power supply design, and radio frequency (RF) interference suppression. The BLM18KG121JH1D is a multi-layer ferrite chip designed for high-frequency power management in a variety of applications. This article investigates the application field and working principle of the BLM18KG121JH1D.

Introduction

Ferrite beads, also known as ferrite cores, are small magnetic components that are designed to provide electrical noise suppression and filtering. They are used to reduce unwanted interference, such as switching traffic or radio-frequency (RF) signals, within a circuit. Ferrite chip beads are composed of a small ceramic-like material that, when combined with a copper spiral, filter out unwanted noise from the circuit. They are available in a variety of configurations and can be used for many different applications.

Application Field of BLM18KG121JH1D

The BLM18KG121JH1D is a shielded, 8-layer ferrite chip designed for high-frequency power management applications. This chip is typically used for high-frequency noise reduction in digital circuits. It can be used in a variety of circuits, such as digital media players, network adapters, mobile devices, and embedded systems. It is also suitable for applications such as radio communication equipment, virtual reality headsets, digital TVs, and other high-frequency applications.

Working Principle

The BLM18KG121JH1D ferrite chip is composed of 8 layers of nickel-zinc ferrite material with a special copper core between the layers. This unique design offers enhanced filtering capabilities by providing a high-quality magnetic path for stray electromagnetic waves. The chip is able to absorb and suppress noise in the frequency range from 1MHz to 1GHz with a rate of 99.3%.When the chip is placed in a circuit, it acts as an effective filter, reducing high-frequency interference. It provides excellent suppression of noise in the frequency range from 1MHz to 1GHz, reducing the noise present in the circuit. The chip also helps reduce power losses in the circuit by improving efficiency and stability.

Conclusion

The BLM18KG121JH1D is a multi-layer ferrite chip designed for high-frequency power management in a wide range of applications. It is capable of providing high-quality noise suppression and filtering, as well as improved efficiency and stability. This chip is ideal for use in circuits such as digital media players, network adapters, mobile devices, and embedded systems. Its high-frequency range, excellent suppression, and excellent power management capabilities make it a great choice for many different electronics applications.

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