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Product Detailed Parameters
- Description：CMC 4.4MH 63A 2LN TH NANO
- Series：RT, N
- Mfr：Schaffner EMC Inc.
- Package：Bulk
- Filter Type：Power Line
- Number of Lines：2
- Current Rating (Max)：63A
- DC Resistance (DCR) (Max)：-
- Voltage Rating - DC：600V
- Voltage Rating - AC：300V
- Operating Temperature：-40°C ~ 100°C
- Ratings：-
- Approval Agency：UR
- Features：Nanocrystalline Core
- Mounting Type：Through Hole
- Size / Dimension：2.520" L x 1.654" W (64.00mm x 42.00mm)
- Height (Max)：2.520" (64.00mm)
- Package / Case：Vertical, 4 PC Pin
- Inductance @ Frequency：4.4 mH @ 100 kHz
- Qualification：-
- Grade：-
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Overview
The RT8521-63-4M4 is a current-compensated common mode choke from the RT Series, manufactured by TE Connectivity / Schaffner. It utilizes nanocrystalline cores to deliver high performance at 10 kHz. The component features a rated maximum operating voltage of 300 VDC and a maximum current rating of 63 A. It employs PCB terminal input and output termination types. The inductance value is specified as 4.4 mH at 100 kHz. This two-line common mode choke is designed for through-hole mounting.
Feature Summary
- Utilizes nanocrystalline core technology for high performance at 10 kHz
- Current-compensated design for effective common mode noise suppression
- Robust construction suitable for high current applications up to 63 A
Applications
- Industrial automation and control systems
- EMC filter integration in power electronics
- Power quality solution implementation
Procurement Notes
Verify the manufacturer designation as TE Connectivity / Schaffner when sourcing this component. Confirm the specific suffix '4M4' corresponds to the required inductance and termination specifications. Ensure compatibility with through-hole PCB layouts. Cross-reference the Mouser number 631-RT8521-63-4M4 for accurate part identification during procurement processes.
Selection Notes
Select this component for applications requiring high current handling capabilities up to 63 A. The nanocrystalline core offers advantages in specific frequency ranges around 10 kHz. Consider the 300 VDC voltage rating for system compatibility. The through-hole mounting style dictates PCB layout constraints. Evaluate the 4.4 mH inductance against circuit filtering requirements.
Part Context
This component belongs to the RT Series of EMC chokes produced by Schaffner, now part of TE Connectivity. Schaffner is recognized for innovations in EMC filters and power quality solutions. The RT series specifically focuses on current-compensated chokes designed for robust industrial and commercial power applications.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided documentation. Verify electrical parameters such as inductance, current rating, and voltage before considering alternative components from other manufacturers.
FAQ
What type of core material is used in the RT8521-63-4M4?
The RT8521-63-4M4 uses nanocrystalline cores to provide high performance at 10 kHz.
What is the maximum current rating for this common mode choke?
The maximum current rating for the RT8521-63-4M4 is 63 A.
