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Ferrite EMI Noise Filtering

Ferrite EMI Noise Filtering

Ferrite EMI Noise Filtering

Product catalog summary
About Laird Technologies
Laird Technologies is a global leader in designing and supplying products for electromagnetic interference (EMI) shielding, thermal management, mechanical actuation systems, signal integrity components, wireless antenna solutions, and radio frequency (RF) modules and systems. Their products serve industries such as telecommunications, mobile communications, datacom, consumer electronics, automotive, medical, and industrial instrumentation.
High Frequency Filtering in Ferrite Products
Laird Technologies offers a wide range of ferrite cores and EMI noise filtering components designed to suppress EMI in signal interfaces, clock, and power lines. These products help maintain signal integrity by filtering EMI noise from active components like microprocessors and microcontrollers.
Ferrite EMI Cable Core Solutions
Laird provides ferrite products for cable harness assemblies, available in three material types based on frequency ranges: High Frequency (300 MHz – 2 GHz), Broadband (30 MHz – 1 GHz), and Low Frequency (300 KHz – 30 MHz). They offer split, snap-on cores for retrofit and post-assembly operations, providing excellent EMI suppression.
Transformer and Filter Cores
Laird's transformer and filter cores are used in Ethernet and telecom applications, designed to carry DC bias and available for a wide temperature range. They offer high permeability for telecom and low-frequency filtering.
Board Level EMI Noise Filtering Solutions
Products include ferrite chip beads, common mode chokes, and chip inductors, suitable for power lines, general signal lines, and high-speed signal interfaces. They offer high reliability and are available in various frequency ranges.
Power Line Common Mode Chokes
These chokes are available in thru-hole and surface mount types, supporting up to 75 Amp for applications in servers, workstations, and medical equipment. They provide high suppression of asymmetric interferences.
SMT Power Inductor Solutions
Laird's surface mount power inductors are used in DC/DC and other power design applications, offering a variety of choices in size, inductance, current, and power ratings. They feature a magnetic resin shield structure and are AEC-Q200 qualified.
Specifications and Performance
The document includes detailed specifications for various products, including impedance, rated current, inductance, and other parameters, highlighting their performance and suitability for different applications.
Contact Information
Contact details for Laird Technologies are provided for various regions, including the Americas, Europe, ASEAN, China, India, Japan, Korea, and Taiwan.
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Catalog excerpts

Ferrite EMI Noise Filtering-1

Ferrite EMI Noise Filtering SOLUTIONS

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Ferrite EMI Noise Filtering-2

About Laird Technologies Laird Technologies is a global market leader in the design and supply of electromagnetic interference (EMI) shielding, thermal management products, mechanical actuation systems, signal integrity components, and wireless antenna solutions, as well as radio frequency (RF) modules and systems. The company designs and manufactures standardized, customized, and performance-critical products for applications in many industries including: • Telecommunications • Mobile Communications • Datacom and Information technology • Consumer Electronics • Automotive • Medical • Industrial...

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Ferrite EMI Noise Filtering-3

Ferrite EMI Cable Core S O L U T I O N S Ferrite Cable Cores FOR ROUND, RIBBON & FLEX CABLES & WIRING Laird produces an extensive line of ferrite products for cable harness assemblies, s, , and exible cable assemblies. These cable core products are mainly used for inductive and EMI ltering applications and are available in three (3) different types es of materials (refer below) based on operating frequency ranges. • Available in 3 different materials • High Frequency HF – Part Series (300 MHz – 2 GHz) • Broadband 28 – Part Series (30 MHz – 1 GHz) • Low Frequency LF – Part Series (300 KHz – 30...

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Ferrite EMI Noise Filtering-4

Transformer and Filter Cores Laird’s extensive line of transformer and filter cores are primarily found in most Ethernet (10/100/1000/10G Base-T) and telecom applications. Available in a wide range of sizes, these toroid cores are also designed to carry DC bias of up to 8 mA for traditional Ethernet applications and up to 32 mA for PoE+ applications. They are also available for an extensive temperature (-40 to +85° C) range. SPECIFICATIONS Typical Values Common Mode Materials Relative Initial Permeability LOW MID HIGH BROAD DC BIAS DC BIAS FREQUENCY FREQUENCY FREQUENCY FREQUENCY STANDARD EXTENDED...

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Ferrite EMI Noise Filtering-5

Board Level EMI Noise Filtering S O L U T I O N S Ferrite Chip Beads (Arrays) Features: • Up to 10 A ( I MAX) continuous operation capability • Monolithic construction, high reliability • Broadband, low frequency and high frequency available. • For power lines, general signal lines and high speed signal lines EIA PKG. SIZE RATED CURRENT Ferrite/Ceramic Chip Inductors Features: • Monolithic construction, high reliability • Broadband and high frequency available • RF and wireless communication, computers, For telecommunications, automotive electronics etc. EIA PKG. SIZE RATED CURRENT Monolithic...

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Ferrite EMI Noise Filtering-6

Power Line Common Mode Chokes (Arrays) THRU-HOLE AND SURFACE MOUNT TYPE Features: • Up to 75 Amp , • For servers, workstations, power adapter, medical equipment, automotive, industrial etc. TYPE RATED CURRENT Surface Mount Wire-Wound SMT Power Common Mode Chokes Features: • Small size with high current • SMT Type with less height • Stable performance under load bias and high reliability • High suppression of asymmetric interferences at both low and high frequency TYPE RATING VOLTAGE MAX (Vrms) Axial Wire Ferrite Filters / Differential Mode EMI Arrays Features: • Differential mode EMI filter,...

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Ferrite EMI Noise Filtering-7

The Laird surface mount power inductors are a catalog offering of inductor products for DC/DC and other power design applications. Used in almost all forms of electronic designs, Laird’s power inductors offer design engineers a variety of choices on size, inductance, current and power ratings for any given application. INDUCTANCE RANGE (μH) TYS Low Profile SMD Power Inductors Features: • Magnetic resin shield structure • Miniature size and low profile • Higher inductance and current rating than traditional drum core series inductors. • High reliability • AEC-Q200 qualified • Operating temperature...

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Ferrite EMI Noise Filtering-8

ANTENNAS & RECEPTION | EMBEDDED WIRELESS | EMI | TELEMATICS | THERMAL | WIRELESS AUTOMATION & CONTROL www.lairdtech.com SIP-BRO-EMI Noise 0313 Any information furnished by Laird Technologies, Inc. and its agents is believed to be accurate and reliable. All specifications are subject to change without notice. Responsibility for the use and application of Laird Technologies materials rests with the end user. Laird Technologies makes no warranties as to the fitness, merchantability, suitability or non-infringement of any Laird Technologies materials or products for any specific or general uses....

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.