WE-HCI – SMD Flat Wire High-Current Inductor

Würth Elektronik offers WE-HCI high-current storage inductors for high-efficiency DC/DC switching regulators

Image of Würth Elektronik WE-HCI – SMD Flat Wire High-Current InductorWürth Elektronik's WE-HCI series is known within the electronics market to be a top of the line, high-current inductor family. Due to increased demand for smaller packages in even higher currents, Würth Elektronik offers numerous sizes ranging from 5.5 mm x 5.3 mm x 4 mm up to 22.5 mm x 22.0 mm x 12.0 mm, thus allowing customers to find the optimum size for their circuit designs. The high-current flat wire inductors offer some of the industry's lowest DCRs for maximum performance in DC/DC converters. The family contains a broad range of inductance values from 0.22 µH up to 82 µH with currents up to 41.5 A. For reference, at 10 µH the inductor has 21 A rated current and 26 A before it starts to saturate. This means that even driving the part at its max temperature, it still delivers the full inductance and only has a DCR of 3.4 mΩ.

Features and Benefits
  • Magnetically shielded
  • Flat wire coil for low losses at high frequency
  • Low stray field
  • Operating temperature: -40°C to +125°C / +150°C / +155°C
  • Recommended solder profile: reflow
  • AEC-Q200 qualified
Applications
  • Graphics cards
  • Laptops
  • Industrial computers
  • Motherboards
  • High-current switching regulators
  • DC/DC converters
  • Polyphase-switching regulators
  • Filters

Application Notes

WE-HCI Series

ImageManufacturer Part NumberDescriptionAvailable QuantityPrice
FIXED IND 2.2UH 7.5A 11.3MOHM SM744316220FIXED IND 2.2UH 7.5A 11.3MOHM SM9178 - Immediate$22.39View Details
FIXED IND 470NH 15A 2.75MOHM SMD744316047FIXED IND 470NH 15A 2.75MOHM SMD4587 - Immediate$22.39View Details
FIXED IND 3.3UH 5.75A 18.5 MOHM744316330FIXED IND 3.3UH 5.75A 18.5 MOHM4114 - Immediate$22.39View Details
FIXED IND 1UH 11.5A 4.75MOHM SMD744316100FIXED IND 1UH 11.5A 4.75MOHM SMD3193 - Immediate$22.39View Details
FIXED IND 5.6UH 6.7A 20.6MOHM SM7443552560FIXED IND 5.6UH 6.7A 20.6MOHM SM6715 - Immediate$26.10View Details
FIXED IND 22UH 6A 24.7 MOHM SMD7443551221FIXED IND 22UH 6A 24.7 MOHM SMD7645 - Immediate$28.65View Details
FIXED IND 7.3UH 13A 5.9 MOHM SMD7443551730FIXED IND 7.3UH 13A 5.9 MOHM SMD4966 - Immediate$28.65View Details
FIXED IND 9.2UH 12A 7.8 MOHM SMD7443551920FIXED IND 9.2UH 12A 7.8 MOHM SMD4849 - Immediate$28.65View Details
FIXED IND 33UH 5.5A 30.5MOHM SMD7443551331FIXED IND 33UH 5.5A 30.5MOHM SMD3126 - Immediate$28.65View Details
FIXED IND 11.3UH 11A 9.1MOHM SMD7443551111FIXED IND 11.3UH 11A 9.1MOHM SMD1724 - Immediate$28.65View Details
FIXED IND 4.7UH 6A 19.5 MOHM SMD744311470FIXED IND 4.7UH 6A 19.5 MOHM SMD9785 - Immediate$31.28View Details
FIXED IND 4.9UH 6.5A 14.5MOHM SM744314490FIXED IND 4.9UH 6.5A 14.5MOHM SM7829 - Immediate$31.28View Details
FIXED IND 1.5UH 11A 6.6 MOHM SMD744311150FIXED IND 1.5UH 11A 6.6 MOHM SMD7068 - Immediate$31.28View Details
FIXED IND 1UH 15A 4.6 MOHM SMD744311100FIXED IND 1UH 15A 4.6 MOHM SMD6744 - Immediate$31.28View Details
FIXED IND 240NH 20A 1 MOHM SMD744314024FIXED IND 240NH 20A 1 MOHM SMD6330 - Immediate$31.28View Details
FIXED IND 2.2UH 9A 11.4 MOHM SMD744311220FIXED IND 2.2UH 9A 11.4 MOHM SMD6295 - Immediate$31.28View Details
FIXED IND 3.3UH 9A 9 MOHM SMD744314330FIXED IND 3.3UH 9A 9 MOHM SMD5429 - Immediate$31.28View Details
FIXED IND 1.5UH 13A 4.3 MOHM SMD744314150FIXED IND 1.5UH 13A 4.3 MOHM SMD5293 - Immediate$31.28View Details
FIXED IND 470NH 18A 1.35MOHM SMD744314047FIXED IND 470NH 18A 1.35MOHM SMD4928 - Immediate$31.28View Details
FIXED IND 10UH 7.2A 16.3MOHM SMD7443251000FIXED IND 10UH 7.2A 16.3MOHM SMD10964 - Immediate$35.15View Details
Updated: 2025-08-13
Published: 2015-02-04