HF30ACB321611-TD25

Chip Ferrite Bead Overview

The TDK HF30ACB321611-TD25 is a single-line ferrite bead chip component designed for signal line applications. It features a 1206 (3216 metric) surface mount package with dimensions of 3.20mm x 1.60mm and a maximum height of 1.30mm. The device provides an impedance of 19 Ohms at 100 MHz, with a rated current of 500mA and a maximum DC resistance of 200 milliohms. It operates within a temperature range of -40°C to 125°C and holds AEC-Q200 automotive qualification.

Chip Ferrite Bead Feature Summary

• Provides electromagnetic interference suppression for high-frequency signal lines
• Automotive-grade reliability certified under AEC-Q200 standards
• Compact surface mount design suitable for space-constrained PCB layouts

Chip Ferrite Bead Applications

• High-frequency signal line filtering in automotive electronics
• Electromagnetic interference suppression in compact circuit boards
• Power integrity management in mobile devices

Chip Ferrite Bead Procurement Notes

This component has been officially declared obsolete by the manufacturer. Production was discontinued following a Product Change Notice issued in December 2021. Procurement is limited to existing distributor inventory or authorized surplus channels. Verify part authenticity carefully as availability varies significantly among suppliers.

Chip Ferrite Bead Selection Notes

Engineers should prioritize replacement components due to the discontinuation status. When selecting alternatives, ensure compatibility with the original 1206 footprint and verify that substitute parts meet the required 19 Ohm impedance at 100 MHz and 500mA current rating. Confirm that any new selection maintains AEC-Q200 certification if used in automotive contexts.

Chip Ferrite Bead Part Context

The HF30ACB321611-TD25 belongs to the HF-ACB series, which consists of ferrite beads specifically engineered for automotive applications. This series is characterized by its ability to suppress noise in high-speed digital circuits while maintaining low insertion loss for signal integrity. The component utilizes TDK's proprietary ferrite material technology to achieve stable performance across wide temperature ranges.

Chip Ferrite Bead Replacement Considerations

Publicly confirmed substitutes include MMZ1608D220CTDH5 from TDK and ILB1206ER190V from Vishay Dale. These alternatives offer comparable electrical characteristics and package dimensions.