CM3440 Series

Power Line Common Mode Chokes For High Frequency

Product Description

Laird's high current Common Mode chokes provide small form factor high performance and economical power filtering for common mode noise in applications up to 20 amps. Multi-line surface mount filters provide EMI suppression for groups of conductors like power traces and high-speed data lines. They offer effective filtering into the GHz range.

CM3440 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. Networking
  10. Telecommunications
  11. Wireless

Applications

  1. For Power Lines
  2. For Power Supply Unit / Circuit

Features and Benefits

  1. Rohs compliant
  2. Common mode filter for large current applications
  3. Operating temperature range: –40 to +125°C
  4. Automotive grade chokes available upon request

Capabilities

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

Technical Specification

  • Typical Properties
    Mounting Type
    SMT/THT
    Number of Lines
    2
    Operating Temperature Max (Celsius)
    125
    Operating Temperature Min (Celsius)
    -40
  • Electrical Properties
    DCR (Ω) Max Max
    0.00100
    DCR (Ω) Max Min
    0.00100
    Filter Type 1
    Power Line
    Impedance (Ohm) at 1 GHz Max
    202
    Impedance (Ohm) at 1 GHz Min
    202
    Impedance (Ohm) at 100 MHz Max
    170
    Impedance (Ohm) at 100 MHz Min
    170
    Impedance (Ohm) at 25 MHz Max
    116
    Impedance (Ohm) at 25 MHz Min
    116
    Impedance (Ohm) at 500 MHz Max
    189
    Impedance (Ohm) at 500 MHz Min
    189
    Peak Impedance Freq. (MHz) Max
    1000
    Peak Impedance Freq. (MHz) Min
    1000
    RATED CURRENT (A) Max Max
    20.000
    RATED CURRENT (A) Max Min
    20.000
    RATED CURRENT (A) Max Min
    20.000
    Rating Voltage Max (VDC) Max
    250
    Rating Voltage Max (VDC) Min
    100
    Typical Peak Impedance (Ω) Max
    202
    Typical Peak Impedance (Ω) Min
    202
  • Dimensions
    Height/Thickness (inches) Max
    0.367
    Height/Thickness (inches) Min
    0.367
    Height/Thickness (mm) Max
    9.32
    Height/Thickness (mm) Min
    9.32
    Length (Inches) Max
    0.335
    Length (Inches) Min
    0.335
    Length (mm) Max
    8.51
    Length (mm) Min
    8.51
    Width (inches) Max
    0.395
    Width (inches) Min
    0.395
    Width (mm) Max
    10.00
    Width (mm) Min
    10.00
  • Compliance
    ROHS Compliant
    Yes
Showing 2 (of 2) Parts
Reset
Part NumberPart NameImpedance (Ohm) at 100 MHzRated Current (A) MaxRating Voltage Max (VDC)DCR (Ω) MaxLength (mm)Width(mm)Height/Thickness (mm)
CM3440Z171R-10Power Line Common Mode Chokes For High Frequency
170.00
20.00
100.00
0.00
8.51
10.00
9.32
Datasheet
7 distributors
CM3440Z171B-10Power Line Common Mode Chokes For High Frequency
170.00
20.00
250.00
0.00
8.51
10.00
9.32
Datasheet
7 distributors

Documents

MCP Catalog-EMI Filtering and RF Inductor 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 Rating Voltage of Wire Wound Common Mode Choke Last updated 04/22/21