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Product Detailed Parameters
- Description：CMC 8A 4LN 120 OHM SMD
- Series：CM3032
- Mfr：Laird-Signal Integrity Products
- Package：Tape & Reel (TR)
- Filter Type：Power Line
- Number of Lines：4
- Current Rating (Max)：8A
- DC Resistance (DCR) (Max)：10mOhm
- Voltage Rating - DC：30V
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 125°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：0.300" L x 0.320" W (7.62mm x 8.00mm)
- Height (Max)：0.225" (5.72mm)
- Package / Case：Vertical, 8 Flat Lead
- Inductance @ Frequency：-
- Impedance @ Frequency：120 Ohms @ 100 MHz
- Qualification：-
- Grade：-
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Overview
The CM3032V121R-10 is a six-line common mode choke manufactured by Laird-Signal Integrity Products. It features a surface mount design with vertical orientation and twelve flat leads. The component provides an impedance of 120 Ohms at 100 MHz and supports a maximum rated current of 8 Amperes. Its DC resistance is 10 milliohms. The device operates within a temperature range of -55°C to 125°C and measures 7.62mm in length, 3.20mm in width, and 4.70mm in height.
Feature Summary
- Six-line configuration for simultaneous noise suppression across multiple signal paths
- High current handling capability suitable for power line applications
- Vertical surface mount package for compact board integration
Applications
- Power supply filtering
- Signal line noise suppression
- Multi-channel data bus protection
Procurement Notes
Verify the specific suffix designation during procurement to ensure compliance with environmental regulations. Confirm that the selected variant matches the required lead configuration and impedance specifications for the target circuit design. Cross-reference official datasheets to validate performance parameters against system requirements before finalizing orders.
Selection Notes
Select this component when multi-line common mode noise reduction is required alongside high current capacity. Ensure the PCB footprint accommodates the twelve-lead vertical package dimensions. Verify thermal management capabilities align with the operating temperature range and continuous current load expectations of the application environment.
Part Context
This part belongs to the CM series of common mode chokes from Laird-Signal Integrity Products. It is designed for EMI filtering in electronic circuits requiring robust noise attenuation on multiple lines simultaneously. The vertical package style facilitates dense mounting arrangements on printed circuit boards.
Replacement Considerations
CM3032V121R-00
FAQ
What is the impedance value of the CM3032V121R-10 at 100 MHz?
The impedance is 120 Ohms at 100 MHz.
How many lines does this common mode choke support?
It supports six lines.
