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BLM18SG221TN1D

Name: BLM18SG221TN1D
Rating: 4.7 (12 reviews)

FERRITE BEAD 220 OHM 0603 1LN

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規格

Series	EMIFIL®, BLM18
Part Status	Active
Filter Type	Power Line
Number of Lines	1
Impedance @ Frequency	220 Ohms @ 100 MHz
Current Rating (Max)	2.5A
DC Resistance (DCR) (Max)	40mOhm
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)
Base Product Number	BLM18SG

概述

Description

The BLM18SG221TN1D is a type of ferrite bead manufactured by Murata, primarily used for noise suppression in electronic circuits. It features a compact design, suitable for surface mounting, and is commonly found in applications such as smartphones, laptops, and other digital devices. The designation "BLM" refers to the series of ferrite beads, while "18" indicates the size, "SG" denotes the material type, and "221" specifies the impedance value at a given frequency.
The part is designed to suppress high-frequency noise and interference, ensuring better signal integrity and performance of electronic components. It can handle a maximum rated current, making it suitable for various power and signal lines. Applications include decoupling, electromagnetic interference (EMI) filtering, and improving overall circuit reliability. The BLM18SG221TN1D is noted for its high reliability, compact footprint, and efficiency in noise reduction, making it a popular choice among engineers designing modern electronic devices.

Features

The BLM18SG221TN1D is a ferrite bead designed for EMI suppression in electronic circuits. Key features include:
1. Impedance: It offers a nominal impedance of 220 ohms at 100 MHz, effectively filtering high-frequency noise.
2. Rated Current: The component can handle a maximum rated current of 300 mA, making it suitable for various applications.
3. Size: It has a compact 0603 (1.6mm x 0.8mm) package, facilitating placement in space-constrained designs.
4. Material: Constructed from high-performance ferrite material, it provides enhanced attenuation of unwanted signals.
5. Temperature Range: It operates effectively within a wide temperature range, typically from -55°C to +125°C.
6. Applications: Commonly used in power supply circuits, smartphones, and other digital devices to reduce electromagnetic interference (EMI).
This component is ideal for designers looking to improve signal integrity and reduce noise in their electronic products.

Package

The BLM18SG221TN1D is a multilayer ceramic chip inductor packaged in a 0402 size (1.0 mm x 0.5 mm). It features a shielded construction and is designed for high-frequency applications.

Pinout

The BLM18SG221TN1D is a ferrite bead from Murata, primarily used for EMI (electromagnetic interference) suppression. It features a package size of 1812 (in inches) and typically has a pin count of 2, as it is designed for surface mount applications.
In terms of function, this component helps to filter out high-frequency noise in electronic circuits, improving signal integrity and reducing interference in various applications, such as power supply lines and signal lines. Its impedance characteristics make it suitable for dampening noise while allowing the desired signals to pass through. The part number indicates its specific series and electrical characteristics, including impedance at a designated frequency.

Manufacturer

The BLM18SG221TN1D is manufactured by Murata Manufacturing Co., Ltd., a Japanese company known for its electronic components. Founded in 1944, Murata specializes in the production of passive components such as capacitors, inductors, and filters, as well as other electronic devices and modules. The company is a leader in the field of electronics, focusing on innovation and high-quality products that serve various industries, including automotive, telecommunications, and consumer electronics. Murata's commitment to research and development has positioned it as a key player in the global electronics market.

Application

The BLM18SG221TN1D is a ferrite bead used primarily for EMI (electromagnetic interference) suppression in electronic circuits. Its application areas include power supplies, consumer electronics, automotive electronics, and communication devices, where it helps in filtering high-frequency noise and enhancing signal integrity in various electronic components.

Equivalent

The BLM18SG221TN1D chip, a ferrite bead for noise suppression, has several equivalent products, including the BLM18SG221TN1D-0000, BLM18SG221TN1D2, and BLM18SG221TN1D3. Other alternatives may include similar ferrite beads from manufacturers like Murata, TDK, and Vishay that meet similar specifications for impedance and current ratings. Always check the datasheets for specific electrical characteristics to ensure compatibility.