RT8521-32-12M8

Overview

The RT8521-32-12M8 is a single-channel common mode choke manufactured by TE Connectivity / Schaffner. It utilizes a nanocrystalline core and features through-hole PCB mounting. The component provides an inductance of 3.2 mH with a tolerance of +50% and -30%. It supports a maximum DC current of 85 A and operates within a temperature range of -40°C to +125°C. The device is unshielded, has a vertical orientation, and is tested at a frequency of 10 kHz.

Feature Summary

• Utilizes nanocrystalline core material for high magnetic performance
• Designed for vertical PCB mounting via through-hole termination
• Provides effective common mode filtering for single-phase applications

Applications

• AC and DC filtering for midsize power range drives
• Automation and industrial LED lighting systems
• Communication devices and converters
• EV charging stations and fast chargers
• Medical and laboratory equipment

Procurement Notes

Verify the specific part number suffix against official manufacturer documentation to ensure correct pinout and mechanical dimensions. Confirm that the 85A current rating aligns with your system's thermal management capabilities. Check for RoHS compliance status in the latest datasheet before finalizing procurement specifications.

Selection Notes

Select this component when a single-phase solution with high current handling is required. The nanocrystalline core offers superior saturation characteristics compared to traditional ferrite cores. Ensure the PCB layout accommodates the vertical form factor and through-hole lead spacing specified in the mechanical drawings.

Part Context

This component belongs to the RT-Series line of EMC/RFI chokes from TE Connectivity / Schaffner. The series is designed for robust electromagnetic interference suppression in industrial and commercial power electronics. The RT8521 variant specifically targets single-phase applications requiring high current capacity and compact vertical integration.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Consult the manufacturer's cross-reference guide or technical support for verified alternatives if this specific model is discontinued or unavailable.