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PA2757NL is listed in the Common Mode Chokes range at ChipApex. The manufacturer field lists Pulse Electronics. Its product description is CMC 9A 2LN SMD. Review the specifications below when checking this part for your BOM.
Common Mode Chokes specifications for PA2757NL
- Description：CMC 9A 2LN SMD
- Series：-
- Mfr：Pulse Electronics
- Package：Tube
- Filter Type：-
- Number of Lines：2
- Current Rating (Max)：9A
- DC Resistance (DCR) (Max)：9.75mOhm
- Voltage Rating - DC：-
- Voltage Rating - AC：-
- Operating Temperature：-40°C ~ 130°C
- Ratings：-
- Approval Agency：-
- Features：-
- Mounting Type：Surface Mount
- Size / Dimension：1.220" L x 1.000" W (30.99mm x 25.40mm)
- Height (Max)：0.500" (12.70mm)
- Package / Case：Horizontal, 4 PC Pad
- Inductance @ Frequency：-
- Impedance @ Frequency：-
Common Mode Chokes datasheet and documents for PA2757NL
Common Mode Chokes Overview
The PA2757NL is a surface-mount common mode choke from Pulse Electronics, designed for high-current applications. It features a toroidal core with two lines and a maximum DC current rating of 9A to 10A. The component exhibits a low DC resistance (DCR) ranging from 9.35mΩ to 9.75mΩ and an inductance of 1030µH. Operating within a temperature range of -40°C to 130°C, it utilizes a horizontal four-pad package measuring 30.99mm x 25.40mm x 12.70mm.
Common Mode Chokes Feature Summary
- Surface-mount toroidal construction for compact integration
- High current handling capability suitable for power line filtering
- Low DC resistance to minimize power loss
- Wide operating temperature range for robust performance
Common Mode Chokes Applications
- Power supply input filtering
- Data line noise suppression
- Automotive electronics systems
Common Mode Chokes Procurement Notes
Verify the specific electrical parameters against the manufacturer's datasheet, as values such as DCR and current ratings may vary slightly between sources. Confirm the package orientation and pad layout match the design footprint. Ensure compliance with RoHS3 standards and check for AEC-Q200 qualification if automotive use is intended. Cross-reference the part number to avoid confusion with similar series components.
Common Mode Chokes Selection Notes
Select this component when high current capacity and low insertion loss are required in a surface-mount form factor. The toroidal design offers effective magnetic shielding compared to open structures. Consider the physical dimensions and thermal characteristics during PCB layout. Verify that the inductance value meets the specific noise attenuation requirements of the target application circuit.
Common Mode Chokes Part Context
This component belongs to the PA27XX series of SMT common mode chokes by Pulse Electronics. The series is engineered for demanding environments requiring reliable noise suppression. The PA2757NL specifically targets applications needing robust current handling in a standardized surface-mount package, distinguishing it from through-hole or lower-current alternatives.
Common Mode Chokes Replacement Considerations
The PM2757NLT is a related variant within the same family. Verify compatibility regarding inductance tolerance, current rating, and package dimensions before substitution. Ensure the replacement meets all environmental and qualification requirements of the original design.
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