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WURTH ELEKTRONIK 78438334047 Power Inductor

The WE-MAIA SMD Power Inductor is a compact surface-mount component designed for high-performance electronic applications. It features an inductance of 4.7 microhenries with a tolerance of 20%, rated current up to 1 amp under specified conditions, and a saturation current of 38 amps. Constructed with copper windings and a ferrite core, it offers excellent electrical properties including DC resistance of approximately 267.7 milliohms at 20°C. Suitable for power supply filtering, resonance circuits, and switching regulators, it withstands operating temperatures from -40°C to +125°C, with storage conditions between -20°C and +40°C. Certification includes compliance with IEC standards, and recommended soldering reflow profiles ensure durability and performance in surface-mount assembly.

Authorized Distributors
Source:Newark
Part No:78438334047
Stock:864
Inv Date:06-12-2026
Price: Unit price: $2.24
Buy/RFQ:
Source:DigiKey
Part No:78438334047
Stock:0
Inv Date:06-12-2026
Price: Unit price: $2.05
Buy/RFQ:
Part No:78438334047
Stock:980
Inv Date:06-12-2026
Price: Unit price: $2.05
Buy/RFQ:

WURTH ELEKTRONIK 78438334047 Power Inductor Specifications:

  • Inductance: 4.7 µH
  • Inductance Tolerance: ±20%
  • Rated Current: 1 A
  • Saturation Current: 38 A
  • DC Resistance @20°C: 267.7 mΩ (typ.), 307.8 mΩ (max.)
  • Self-Resonant Frequency: Typ. 30 MHz
  • Ambient Temperature Range: -40°C to +85°C
  • Operating Temperature: -40°C to +125°C
  • Storage Temperature: -20°C to +40°C
  • Packaging: Tape and Reel according to IEC 60286-3:2013
  • Material: Copper windings with ferrite core
  • Packaged with recommended reflow profile for SMT assembly

Buy the Wurth Elektronik Series Power Inductor: 4R7 78438334047

Purchase the Wurth Elektronik Power Inductor now and benefit from high inductance, excellent current capacity up to 38A, and reliable operation at temperatures up to 125°C. This surface-mount inductor features precise inductance of 4.7 microhenries with a tolerance of 20%, designed for power supply filtering, resonance circuits, and switching regulators. Its compact tape and reel packaging facilitates automated assembly. Compatible with industry-standard reflow profiles, it guarantees durability and performance in demanding electronic environments. Place your order online today for quick delivery and consistent quality.

Order your Wurth Elektronik Series Power Inductor at 4.7 microhenries today and ensure reliable performance in your electronic projects with high current stability.

Frequently Asked Questions

Where can I buy WURTH ELEKTRONIK 78438334047?

You can click on the BUY or RFQ button to purchase 78438334047 from an authorized WURTH ELEKTRONIK distributor.

How do I troubleshoot issues or seek technical support for part 78438334047?

You can download the 78438334047 datasheet or visit the WURTH ELEKTRONIK website for support.

Who is the manufacturer of 78438334047?

WURTH ELEKTRONIK

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