31401 The Würth Elektronik 31401 is a flexible ferrite sheet designed for RFI and EMI shielding. It is constructed from rubber and ferrite powder.
Mfr Part #:

31401

Available from 1 distributors
Mfr Name: Würth Elektronik
Würth Elektronik
The Würth Elektronik 31401 is a flexible ferrite sheet designed for RFI and EMI shielding. It is constructed from rubber and ferrite powder.
✓ Total Stock: 30 pcs
$ Price Range: $0.99

31401 Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
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30 pcs
30 pcs On Request 1 On Request On Request On Request On Request On Request

31401 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Adhesive
Length
Material
Operating Temperature
Shape
Storage Temperature
Tape & Reel
Thickness
Type
Width

31401 Description

Short technical summary and product information.

The Würth Elektronik 31401 is a flexible ferrite sheet belonging to the RFI and EMI - Shielding and Absorbing Materials category. This component is constructed from a special rubber material with ferrite powder, offering effective electromagnetic interference suppression.

 

Key electrical properties include a complex permeability µ' of 25 and µ'' of 1 at 13.56 MHz. It exhibits a peel adhesion over steel of 4 N/cm minimum and a surface resistance of 1 Ω/cm² maximum. The adhesive thickness is a maximum of 0.03 mm.

 

Mechanically, the sheet measures 297.0 mm in length and 210.0 mm in width, with a thickness of 0.20 mm. It has a rectangular shape and features a non-conductive, single-sided adhesive for mounting. The operating temperature range is from -20°C to +90°C.

 

This product is RoHS3 compliant and REACH unaffected. It is supplied in bulk packaging with a standard pack quantity of 50 units. The WE-FAS series designation indicates its application in RFID flexible absorber sheets.

31401 Quick Information

Product Type: Flexible Ferrite Sheet
Series: WE-FAS
Canonical Name: WE-FAS RFID Flexible Absorber Sheet
Subcategory: Emi/Rfi

31401 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

31401 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

31401 Features

  • Constructed from rubber and ferrite powder.
  • Features a flexible ferrite sheet design.
  • Measures 297mm x 210mm x 0.20mm.
  • RoHS3 compliant and REACH unaffected.
  • Single-sided non-conductive adhesive backing.

31401 Applications

  • Used for EMI and RFI shielding in electronics
  • Suitable for electronic enclosures
  • Applied in EMI/RFI mitigation solutions
  • Ideal for shielding sensitive components

31401 FAQs

5 frequently asked questions generated from this part’s specifications.
What are the dimensions of the 31401 flexible ferrite sheet?

The sheet measures 297.0 mm in length and 210.0 mm in width, with a thickness of 0.20 mm.

What is the operating temperature range for this absorber sheet?

The operating temperature range is from -20°C to +90°C.

Is the Würth Elektronik 31401 RoHS compliant?

Yes, the 31401 is RoHS3 compliant.

What is the complex permeability of the 31401 at 13.56 MHz?

The complex permeability µ' is 25 and µ'' is 1 at 13.56 MHz.

What material is the 31401 flexible absorber sheet made of?

It is made of a special rubber material with ferrite powder.

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