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Print Specifications Stock Check

HFI-3522X Series | High Frequency Inductor

  • Excellent EMC performance
  • Further improvement on eddy current loss
  • High efficiency magnetic construction
  • Ideal use - PFC choke
  • Power factor _ 95%

 * For standard product: Please select the quantity for each item you wish to order or receive a quote and click the 'Add To Quote' button below.
* For custom product: Please click 'Custom' button below. You will be directed to a page where you can add custom product information and attach prints.


  1. The Hi-Pot test point is Wire to Core, and not more than 10uA at 600V / 5 Sec.
  2. The I-sat that will cause initial inductance value approximately 20% rolloff at 25°C ambient temperature.
  3. The I-rms that will cause temperature rise approximate 40°C without core loss.


Mechanical Characteristic


HFI Mechanical Drawing


Mechanical Dimensions (unit: mm)
Precision Model A B C D E E1-4 F
HFI-35220-XXXX 35 (Max) 22 (Max 5.0 ± 0.5 34.5 (Max) 16.0 ± 0.5 5.4 ± 0.5 0.8 ± 0.1







Typical Construction
HFI Typical Pocket Quantity: 15pcs/ Tray
HFI Typical Packaging Inbox Size: 238 * 156 * 120m/m
Quantity: 6 Trays/box
HFI Typical Packaging Size Outbox Size: 328 * 251 * 130m/m
Quantity: 2 Inbox/Outbox
  1. Temperature and humidity conditions: Less than 40℃ and 70% RH.
  2. Recommended products should be used within 6 months from the time of delivery.
  3. The packaging material should be kept where no chlorine or sulfur exists in the air.
  1. Products should be handled with care to avoid damage or contamination from perspiration and skin oils.
  2. The use of tweezers or vacuum pick up is strongly recommended for individual components.
  3. Bulk handling should ensure that abrasion and mechanical shock are minimized.

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