HF30ACB321611-T

Chip Ferrite Bead Overview

The TDK HF30ACB321611-T is a single-line ferrite bead chip component designed for signal line filtering. It operates within a temperature range of -40°C to +125°C and carries AEC-Q200 automotive qualification. The device features a 1206 (3216 Metric) surface mount package with dimensions of 3.20mm length, 1.60mm width, and a maximum height of 1.30mm. Key electrical specifications include an impedance of 19 Ohms at 100 MHz, a maximum DC resistance of 200 milliohms, and a rated current of 500mA.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression for high-speed signal lines through frequency-dependent impedance characteristics.
• Complies with AEC-Q200 standards for automotive electronic component reliability and durability requirements.
• Utilizes a compact surface-mount footprint suitable for automated assembly in dense circuit board layouts.

Chip Ferrite Bead Applications

• Automotive infotainment system signal integrity protection
• High-speed data interface noise attenuation
• Consumer electronics power supply filtering

Chip Ferrite Bead Procurement Notes

Verify the specific suffix designation, as the TD25 variant is explicitly marked as obsolete. Confirm current availability status directly with authorized distributors or TDK sales representatives before finalizing procurement plans. Ensure that any substitute components meet identical electrical and mechanical specifications to maintain design integrity.

Chip Ferrite Bead Selection Notes

Select this component when designing circuits requiring 19 Ohm impedance at 100 MHz for signal lines. Verify that the 500mA current rating aligns with the operational load of the target application. Ensure the PCB layout accommodates the 1206 package dimensions and that thermal management supports the specified operating temperature range without derating issues.

Chip Ferrite Bead Part Context

This part belongs to the HF-ACB series, which consists of ferrite beads intended for automotive and industrial applications. The series emphasizes high reliability and consistent performance under varying environmental conditions. Components in this family are engineered to suppress high-frequency noise while maintaining signal integrity in sensitive electronic systems.

Chip Ferrite Bead Replacement Considerations

Public confirmed substitutes include MMZ1608D220CTDH5 from TDK and ILB1206ER190V from Vishay Dale. Evaluate these alternatives for compatibility regarding impedance profiles, current ratings, and physical dimensions to ensure seamless integration into existing designs.