KCZ1210AH900HRTD25

Common Mode Chokes Overview

The KCZ1210AH900HRTD25 is a surface-mount common mode filter manufactured by TDK Corporation, designed for high-speed differential signal lines. It operates within an impedance range of 90 Ohms at a test frequency of 100 MHz with a tolerance of 25%. The component supports a maximum DC current of 100 mA and features a maximum DC resistance of 1.75 Ohms. It is housed in a 1210 (0504 metric) package measuring 1.25 mm in length, 1 mm in width, and 0.5 mm in height. The device is qualified under AEC-Q200 standards and functions reliably between -55°C and +125°C.

Common Mode Chokes Feature Summary

• AEC-Q200 qualified for automotive reliability
• Shielded construction for EMI suppression
• Optimized for high-speed differential signaling

Common Mode Chokes Applications

• Automotive infotainment systems
• High-speed data interface protection
• Differential signal line filtering

Common Mode Chokes Procurement Notes

Verify the complete part number including suffixes to ensure correct packaging and specifications. Confirm AEC-Q200 qualification requirements match the target application environment. Check datasheet revisions for any updates to electrical characteristics or mechanical dimensions before finalizing design integration.

Common Mode Chokes Selection Notes

Select this component when shielding is required for high-speed differential pairs in automotive environments. Ensure the 100 mA current rating meets the operational load. Compare thermal performance against the -55°C to +125°C operating range limits. Verify footprint compatibility with the 1210 SMD package dimensions.

Common Mode Chokes Part Context

This component belongs to the KCZ-AH series of common mode chokes from TDK. It is specifically engineered for automotive applications requiring robust electromagnetic interference suppression. The series utilizes shielded designs to minimize external magnetic field interference while maintaining signal integrity.

Common Mode Chokes Replacement Considerations

Consult official substitution lists for verified equivalents. Generic cross-references may not maintain AEC-Q200 compliance or identical shielding characteristics.