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Wurth Elektronik WE-MK Unshielded Multilayer Surface Mount Inductor with Ceramic Core 3.9 nH 5% Tolerance 300 mA 7447840039

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Wurth Elektronik WE-MK Unshielded Multilayer Surface Mount Inductor with Ceramic Core 3.9 nH 5% Tolerance 300 mA 7447840039

Name: Wurth Elektronik WE-MK Unshielded Multilayer Surface Mount Inductor with Ceramic Core 3.9 nH 5% Tolerance 300 mA 7447840039
Brand: Wurth Elektronik
SKU: 289175
Price: 0.03 USD
Availability: InStock

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Category Surface Mount Inductor Brand Wurth Elektronik Condition New

Specifications

Country of Origin	Taiwan
Brand	Wurth Elektronik
Operating Temperature	- 55°C to +125°C
Height	0.5mm
Length	1mm
Depth	0.5mm
Packaging	Tape & Reel
Series	WE-MK
Maximum Operating Temperature	125°C
Minimum Operating Temperature	-55°C
Core Material	Ceramic
Inductance	3.9nH
Standards/Approvals	RoHS, REACH, IEC 61249-2-21, JEDEC JS709B
Maximum DC Current	300mA
Maximum DC Resistance	190mΩ
Inductance Tolerance	5 %
Termination Style	Surface Mount
Maximum Self Resonant Frequency	6GHz
Minimum Quality Factor	8
Inductor Construction	Multilayer
Automotive Standard	AEC-Q200

Key Features

Multilayer construction with ceramic core ensures high performance in high-frequency circuits.
Rated for operating temperatures from -55°C to 125°C for reliable use in harsh conditions.
Maximum DC resistance of 190 mΩ enhances efficiency and reduces power loss.
High self-resonant frequency of 6 GHz supports high frequency applications like Bluetooth and wireless LAN.
Surface mount termination style facilitates compact PCB assembly automation.
Inductance tolerance of 5% with ±0.3 nH precision for stable signal filtering.
Compliant with RoHS, REACH, IEC 61249-2-21, and JEDEC JS709B standards for environmental safety.
Packaged in tape and reel format to support automated pick-and-place processes.

Product Description

Wurth Elektronik 7447840039 is an unshielded multilayer surface mount inductor featuring a ceramic core with an inductance of 3.9 nH and a tolerance of 5%. Designed for high-frequency applications, this component provides excellent stability and reliable performance across a broad temperature range from -55°C to +125°C.

The multilayer ceramic structure delivers consistent inductance, minimal DC resistance of 190 mΩ, and a high self-resonant frequency of 6 GHz to support Bluetooth, wireless LAN, and other advanced communication circuits. Its surface mount termination style and tape and reel packaging facilitate efficient automated PCB assembly processes.

Certified to automotive standard AEC-Q200 and compliant with RoHS, REACH, IEC 61249-2-21, and JEDEC JS709B regulations, this inductor meets strict quality and environmental requirements. Its compact size of 1 mm length, 0.5 mm height, and 0.5 mm depth fit modern miniaturized electronics designs requiring multilayer components with stable electrical characteristics.

The WE-MK series' high quality factor and tightly controlled inductance tolerance ensure excellent signal filtering and noise reduction for industrial, automotive, telecommunications, and consumer electronics applications. These inductors excel in environments demanding high reliability and precision.

Multilayer ceramic construction for stability and performance. Wide operating temperature range from -55°C to +125°C. Low DC resistance to minimize power loss. High self-resonant frequency suitable for RF applications. Automotive AEC-Q200 certified for demanding electronic systems.

Compact surface mount size enabling space-saving PCB layout. Compliance with major international environmental safety standards. Tape and reel packaging optimized for automated assembly. Ideal for use in industrial, automotive, telecommunications, and wireless applications.

Explore more in the Surface Mount Inductors category at EnvMart for high-quality components designed to meet modern electronics manufacturing demands.