ACF321825-222-TD01

Overview

The ACF321825-222-TD01 is a shielded wire-wound power inductor from TDK Corporation, designed for high-current applications. It features a compact surface-mount package with dimensions of 3.2mm x 1.8mm x 2.5mm. The component utilizes a ferrite core and offers an inductance value of 2.2µH with a tolerance of ±20%. It is engineered to provide stable performance under varying temperature conditions, making it suitable for DC-DC converter circuits where space constraints are critical.

Feature Summary

• Shielded magnetic structure minimizes electromagnetic interference
• Compact surface-mount design facilitates automated assembly
• High saturation current capability supports demanding power loads

Applications

• Portable electronic devices requiring efficient power management
• Mobile communication equipment power supplies
• Consumer electronics DC-DC conversion stages

Procurement Notes

Verify the specific suffix TD01 against official TDK documentation to confirm reel packaging specifications and tape-and-reel dimensions. Ensure compatibility with standard SMT placement machines by checking recommended reflow soldering profiles. Cross-reference the full part number with authorized distributors to confirm availability and authenticity before procurement.

Selection Notes

Select this component based on its physical footprint constraints and required inductance stability. Evaluate the saturation current rating against peak load requirements to prevent performance degradation. Consider the operating temperature range and thermal dissipation characteristics relative to the host circuit's environment and layout density.

Part Context

This inductor belongs to TDK's ACF series, which focuses on miniaturized power solutions for modern electronics. The series emphasizes high reliability and consistent electrical performance across various industrial and consumer applications. It complements other passive components in power supply designs by providing essential energy storage and filtering capabilities.

Replacement Considerations

Consult TDK's official cross-reference tools or distributor databases for verified equivalent parts. Ensure any substitute matches the 3.2x1.8x2.5mm package dimensions and 2.2µH inductance value. Verify that alternative components meet the same saturation current and DCR specifications to maintain circuit integrity.