BLM18SG331TZ1D

Series:	EMIFIL®, BLM18
Packaging:	Tape & Reel (TR)
Part Status:	Active
Filter Type:	Power Line
Number of Lines:	1
Current Rating (Max):	1.5A
DC Resistance (DCR) (Max):	70 mOhm
Ratings:	AEC-Q200
Operating Temperature:	-55°C ~ 125°C
Package / Case:	0603 (1608 Metric)
Mounting Type:	Surface Mount
Height (Max):	0.026" (0.65mm)
Size / Dimension:	0.063" L x 0.032" W (1.60mm x 0.80mm)

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BLM18SG331TZ1D Ferrite Beads and Chips Application Field and Working Principle

Ferrite beads and chips are a type of passive electronic component primarily used for inductive load noise suppression from sources like power lines, data lines and RF signals. BLM18SG331TZ1D Ferrite beads and chips are a popular option when it comes to controlling EMI in any technology.

What is BLM18SG331TZ1D?

BLM18SG331TZ1D is a surface mountable ferrite bead. The BLM18SG331TZ1D is constructed from a high quality permalloy core with an alloy metal casing. The bead has high rated curents (@50MHz): 350mA with a resistance of 80 ohms. It is designed to provide a low DC resistance in order to handle frequent current surges with little to no resistance. The basic advantages of the BLM18SG331TZ1D include its small size, low inductance causing low input capacitance, high current rating, and high reduce common mode noise.

Applications of BLM18SG331TZ1D

BLM18SG331TZ1D is suitable for wide use in a variety of industrial applications like EMI filtering, RF/IF filtering and suppression. It can also be used for power rail noise suppression, line transient protection and fan noise suppression. It is suitable for use in appliances, hand held devices, test and measurement equipment and in military vehicles.

Working Principle of BLM18SG331TZ1D

BLM18SG331TZ1D uses a high-power ferrite core to absorb EMI and RFI noise from high-frequency signals and electric components. It works by absorbing the energy of interference signals while still allowing desired signals to pass through. This is done by controlling the electric field, which induces current when the current in an electric conductor come across the core material. When current passes through the ferrite core, it induces the desired inductance, having loops that create a magnetic field. This suppressed the unwanted noise and allowed the safe flow of usual signals.

Pros and Cons of BLM18SG331TZ1D

The advantages of using BLM18SG331TZ1D includes a small size and high current rating so that required current can flow without any resistance. Its high inductance helps to reduce common mode noise. In addition to these, this ferrite bead is cost-effective and easy to use. However, the main disadvantage of BLM18SG331TZ1D is that it is not suitable for high voltage applications.

Conclusion

In conclusion, BLM18SG331TZ1D ferrite beads and chips are a good choice for noise suppression in a variety of applications. They feature a small size and high current rating and can reduce common mode noise. Despite this, it should not be used in high voltage applications. In order to take full advantage of the features of this ferrite bead, it is important to consider factors like compatibility with an existing design, and simplicity of installation and use.

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