40U Series

Low Frequency EMI Bus Bar Ferrite Core

Product Description

Laird's U Shape Bus Bar ferrite core exhibits excellent common mode and differential mode EMI suppression on Flex cable and Flat wire assemblies at Low Frequency range. Also, multiple materials are available to fulfill different impedance and frequency requirements.

40U Series

Industries

  1. Automotive
  2. Automotive and Industrial Electronics
  3. Consumer Electronics
  4. Data Infrastructure
  5. Datacom
  6. Energy & Utilities
  7. Healthcare / Medical
  8. Industrial Electronics
  9. IT
  10. Networking
  11. Printers
  12. Telecommunications
  13. Wireless

Applications

  1. For Cable

Features and Benefits

  1. ROHS Complaint
  2. Make Core Smaller and lighter with excellent performance
  3. Wide range offering on sizes
  4. High reliability and tight tolerance control

Capabilities

  1. Automated Packaging
  2. Custom Automation
  3. Custom Product Development
  4. Prototyping
  5. Service
  6. Testing

Technical Specification

  • Typical Properties
    Number of Turns
    1
  • Electrical Properties
    Filter Type 2
    Low Frequency Filtering ( < 30 MHz)
    Impedance (Ohm) at 1 MHz Max
    87
    Impedance (Ohm) at 1 MHz Min
    60
    Impedance (Ohm) at 25 MHz Max
    43
    Impedance (Ohm) at 25 MHz Min
    43
    Impedance (Ohm) at 5 MHz Max
    63
    Impedance (Ohm) at 5 MHz Min
    47
    Impedance (Ohm) at 500 KHz Max
    58
    Impedance (Ohm) at 500 KHz Min
    53
  • Dimensions
    Inner Dimension (Height) I.D. (inches) Max
    0.217
    Inner Dimension (Height) I.D. (inches) Min
    0.157
    Inner Dimension (Height) I.D. (mm) Max
    5.50
    Inner Dimension (Height) I.D. (mm) Min
    4.00
    Inner Dimension (Width) I.D. (inches) Max
    1.28
    Inner Dimension (Width) I.D. (inches) Min
    0.72
    Inner Dimension (Width) I.D. (mm) Max
    32.40
    Inner Dimension (Width) I.D. (mm) Min
    18.20
    Length (Inches) Max
    2.362
    Length (Inches) Min
    2.047
    Length (mm) Max
    60.00
    Length (mm) Min
    52.00
    Outer Dimension (Height) O.D. (inches) Max
    0.453
    Outer Dimension (Height) O.D. (inches) Min
    0.315
    Outer Dimension (Height) O.D. (mm) Max
    11.50
    Outer Dimension (Height) O.D. (mm) Min
    8.00
    Outer Dimension (Width) O.D. (inches) Max
    1.75
    Outer Dimension (Width) O.D. (inches) Min
    1.26
    Outer Dimension (Width) O.D. (mm) Max
    44.40
    Outer Dimension (Width) O.D. (mm) Min
    32.00
  • Compliance
    ROHS Compliant
    Yes
Showing 4 (of 4) Parts
Reset
Part NumberPart NameOuter Dimension (Height) O.D. (mm)Outer Dimension (Width) O.D. (mm)Inner Dimension (Height) I.D. (mm)Inner Dimension (Width) I.D. (mm)Length (mm)
40U1748-020Low Frequency EMI Bus Bar Ferrite Core
8.00
44.40
4.00
32.40
52.00
Datasheet
5 distributors
40U1630-080Low Frequency EMI Bus Bar Ferrite Core
11.50
41.40
5.50
29.40
60.00
Datasheet
5 distributors
40U1261-080Low Frequency EMI Bus Bar Ferrite Core
8.00
32.00
4.00
22.00
60.00
Datasheet
5 distributors
40U1260-180Low Frequency EMI Bus Bar Ferrite Core
9.00
32.00
4.00
18.20
60.00
Datasheet
5 distributors

Documents

Laird MCP Catalog-Ferrite Core Sep 2020 Last updated 04/22/21 Laird MCP REACH Certificate of Compliance Last updated 01/12/22 Laird MCP ROHS Certificate of Compliance Last updated 12/27/21