YFF18AC1H472MT0Y0N

Overview

The YFF18AC1H472MT0Y0N is a feedthrough capacitor from the TDK YFF-AC series, designed for surface mount applications. It features a capacitance of 4700 pF with a ±20% tolerance and a rated voltage of 50V. The component supports a maximum DC current of 1 A and operates within a temperature range of -55°C to 125°C. Housed in a 0603 (1608 Metric) package with four PCB pads, it provides an insertion loss of 30dB across frequencies from 40MHz to 3GHz. This part is AEC-Q200 qualified for automotive reliability.

Feature Summary

• Provides electromagnetic interference suppression through feedthrough filtering architecture
• Engineered for high-current handling capabilities up to 1 A
• Certified to AEC-Q200 standards for automotive grade reliability
• Optimized for surface mount integration in compact electronic designs

Applications

• Automotive electronics systems requiring EMI filtering
• High-frequency signal line protection
• Power supply input/output noise suppression
• Compact consumer device EMC compliance

Procurement Notes

Verify the complete part number including suffixes to ensure correct capacitance and packaging configuration. Confirm that the required insertion loss specifications align with system requirements at target frequencies. Check RoHS compliance status if restricted substances are mandated. Ensure storage conditions respect moisture sensitivity level classifications prior to soldering processes.

Selection Notes

Select this component when a 4700 pF feedthrough filter is needed in a 0603 footprint. Consider the 1 A current rating against circuit load requirements. Evaluate the 50V rating relative to operating voltages. Compare insertion loss performance against alternative capacitance values if frequency response differs. Verify thermal stability needs against the -55°C to 125°C operational range.

Part Context

This component belongs to the TDK YFF-AC series of feedthrough capacitors. These parts are specifically engineered for automotive and industrial applications where space constraints and high reliability are critical. The series offers various capacitance values within standard package sizes, providing flexible solutions for EMI suppression in dense circuit layouts.

Replacement Considerations

Check for direct substitutes within the YFF-AC series with identical package dimensions and similar electrical characteristics. Verify compatibility with existing board footprints and soldering profiles. Ensure replacement parts meet the same AEC-Q200 qualification standards if used in automotive contexts.