ACF451832-222-TLD01

Overview

The TDK ACF451832-222-TLD01 is a signal line EMI filter circuit designed for surface mount applications. It operates within a voltage range of 50V and supports a current rating of 300mA. The component utilizes an LC (T) filter topology with a cutoff frequency of 100MHz. It is housed in a compact 1812 (4532 metric) package, suitable for space-constrained designs. The device functions reliably across an operating temperature range from -25°C to 85°C.

Feature Summary

• Provides electromagnetic interference suppression for signal lines using LC network filtering
• Designed for high-density surface mount integration in compact electronic assemblies

Applications

• Data lines for mobile devices
• Signal line protection in consumer electronics
• EMI suppression in portable communication equipment

Procurement Notes

Verify the exact suffix designation, as variations such as TD01 or TLD01 may exist. Confirm product lifecycle status, as this model is listed as obsolete or last-time buy by some distributors. Ensure compatibility with existing PCB footprints and reflow soldering profiles before procurement.

Selection Notes

Select this component when specific EMI filtering is required for low-voltage signal lines in mobile applications. Consider the 1812 package size for board space constraints. Verify that the 300mA current rating meets the operational requirements of the target circuit without saturation.

Part Context

This part belongs to TDK's ACF series of EMI filters, which are engineered for suppressing noise in high-speed digital interfaces. The series offers various inductance values tailored for different signal integrity needs while maintaining a small form factor suitable for modern portable devices.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Consult official TDK resources for cross-reference information regarding equivalent components.