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Product Detailed Parameters
- Description：CMC 20A 2LN 170 OHM TH
- Series：CM
- Mfr：Laird-Signal Integrity Products
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：20A
- DC Resistance (DCR) (Max)：1mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：-
- Operating Temperature：-55°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Through Hole
- Size / Dimension：0.395" L x 0.335" W (10.03mm x 8.51mm)
- Height (Max)：0.367" (9.32mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：-
- Impedance @ Frequency：170 Ohms @ 100 MHz
- Qualification：-
- Grade：-
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Overview
The CM3440Z171B-00 is a through-hole common mode choke manufactured by Laird-Signal Integrity Products. It features two lines and provides an impedance of 170 Ohms at 100 MHz. The component has a maximum DC resistance (DCR) of 1 milliohm and supports a maximum current rating of 20 Amperes. Its operating temperature range spans from -55°C to 125°C. The physical dimensions are 0.395 inches in length by 0.335 inches in width, utilizing a vertical package with four PC pins for mounting.
Feature Summary
- Designed for power, low-frequency, and high-frequency signal lines
- Capable of withstanding high DC currents without saturation
- Provides effective common mode noise suppression
Applications
- Power line filtering
- Low-frequency signal line protection
- High-frequency signal line interference suppression
Procurement Notes
Verify the specific suffix designation when sourcing replacements, as variations may exist within the product family. Confirm that the required current rating and impedance specifications align with the design requirements before procurement. Ensure compatibility with the intended PCB mounting configuration and thermal environment during the selection process.
Selection Notes
Select this component for applications requiring robust common mode noise attenuation on power or signal lines carrying significant DC current. The low DCR minimizes power loss, while the high current rating ensures reliability under heavy load conditions. Consider the through-hole mounting style and vertical pin configuration for mechanical stability in the final assembly design.
Part Context
This component belongs to the Laird-Signal Integrity Products portfolio, which specializes in electromagnetic interference solutions. The manufacturer focuses on protecting electronic devices from harmful heat and EMI. This specific part is designed to enhance signal integrity and system reliability in demanding electronic environments.
Replacement Considerations
The CM3440Z171B-10 is a confirmed direct substitute for the CM3440Z171B-00. Verify that the functional specifications remain identical before implementing any substitution in the circuit design.
