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TDK Shielded Wirewound Surface Mount Inductor with Ferrite Core 1 μH ±10 % 50 A Idc ERU20 B82559A

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TDK Shielded Wirewound Surface Mount Inductor with Ferrite Core 1 μH ±10 % 50 A Idc ERU20 B82559A

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Category Power Inductors Brand TDK Condition New

Specifications

Country of Origin	China
Brand	TDK
Height	9.8mm
Length	21.5mm
Model	ERU20
Depth	21mm
Packaging	Tape & Reel
Series	B82559A
Maximum Operating Temperature	150°C
Minimum Operating Temperature	-40°C
Core Material	Ferrite
Inductance	1μH
Standards/Approvals	RoHS
Package/Case	ERU20
Maximum DC Current	50A
Maximum DC Resistance	620μΩ
Inductance Tolerance	±10 %
Termination Style	Surface Mount
Maximum Self Resonant Frequency	2MHz
Inductor Construction	Wirewound
Automotive Standard	AEC-Q200

Key Features

Magnetically shielded wirewound construction with ferrite core ensures low electromagnetic interference.
High maximum DC current rating of 50 A supports demanding circuit conditions.
Compact ERU20 package size suitable for surface mount technology.
Meets automotive AEC-Q200 standard, guaranteeing reliability in harsh environments.
Low maximum DC resistance of 620 μΩ improves efficiency and reduces power loss.
Operates safely within temperature range from -40°C to 150°C.
Self-resonant frequency up to 2 MHz enhances performance in high-frequency circuits.
Packaged in tape and reel format for automated assembly processes.

Product Description

TDK ERU20 Shielded Wirewound Surface Mount Inductor model B82559A consists of a high-temperature ferrite core with helically wound wire construction, optimized for minimal electromagnetic interference via magnetic shielding. This inductor offers a rated inductance of 1 μH with a tolerance of ±10 % and supports a high saturation current up to 50 A DC, making it suitable for demanding power applications.

The device is designed in a compact ERU20 surface mount package measuring 21.5 mm in length, 21 mm depth, and a height of 9.8 mm, facilitating space-efficient PCB layouts.

Conforming to automotive grade AEC-Q200 standards, this inductor is suitable for integration in automotive electronics, DC-DC converters, POL converters, VRM modules, and solar converters, providing durability across temperature ranges of -40°C to 150°C. Its low DC resistance of 620 μΩ reduces power loss, and a self-resonant frequency of 2 MHz ensures effective operation in high-frequency circuits.

Packaged in tape and reel format, the component supports automated placement systems, enhancing manufacturing efficiency. It complies with RoHS standards, ensuring environmental compliance for modern electronics manufacturing requirements.

Magnetically shielded construction minimizes electromagnetic interference. High maximum DC current rating provides robust power handling. Compact ERU20 footprint enhances PCB space optimization. Automotive-grade reliability per AEC-Q200 certification.

Low DC resistance increases circuit efficiency. Wide operating temperature range for versatile applications. High self-resonant frequency supports high-frequency designs. Tape and reel packaging for automated assembly integration.

Fully RoHS compliant for environmentally safe production.

This TDK surface mount inductor is ideal for industrial, automotive, and electronics manufacturing environments seeking reliable, high-performance inductors for advanced power management circuits.

Explore more surface mount inductors and related electronic components on EnvMart’s extensive industrial catalog.

Explore more products in our Power Inductors category.