YFF18PC0J105MT0H0N

Overview

The TDK YFF18PC0J105MT0H0N is a three-terminal EMI feedthrough filter capacitor designed for power line applications. It features a capacitance of 1 µF with a ±20% tolerance and a rated voltage of 6.3 V DC. The component operates within a temperature range of -55°C to +105°C and supports a maximum current of 4 A. Its maximum DC resistance is 12 mΩ, providing low insertion loss. The device utilizes X6S dielectric material and is housed in a compact 0603 (1.60mm x 0.80mm) surface-mount package with a maximum height of 0.6 mm.

Feature Summary

• Three-terminal feedthrough architecture provides superior high-frequency noise suppression compared to standard two-terminal capacitors.
• Low equivalent series resistance enables efficient handling of high ripple currents in power supply circuits.
• Compact 0603 footprint allows for dense PCB layout while maintaining robust electromagnetic interference filtering performance.

Applications

• Power line filtering in portable electronic devices
• Noise suppression in mobile phone power distribution networks
• EMI mitigation in automotive electronics systems

Procurement Notes

Verify the specific suffix codes against official TDK documentation to confirm exact electrical characteristics and packaging options. Ensure compatibility with RoHS3 standards if required by project specifications. Confirm availability status as manufacturing schedules may vary. Cross-reference the full part number to distinguish between similar variants within the YFF-P series regarding current ratings and temperature coefficients.

Selection Notes

Select this component when high capacitance density is required for power rail decoupling in space-constrained designs. The four-pad configuration offers improved thermal dissipation and mechanical stability over traditional two-terminal designs. Consider the 4 A current rating and 12 mΩ DCR for applications involving significant ripple currents. Evaluate the X6S dielectric stability for consistent performance across the specified operating temperature range.

Part Context

This component belongs to the TDK YFF-P series of three-terminal feedthrough filters. These devices are engineered specifically for high-capacitance applications where effective EMI suppression is critical. The series utilizes advanced ceramic materials to achieve low impedance at high frequencies. This particular model represents a standard voltage variant optimized for general-purpose power line filtering in consumer and industrial electronics.

Replacement Considerations

Public confirmed substitute part numbers include YFF18PH0J105MT000N and YFF18PW0J105MT0H0N. Verify dimensional tolerances and terminal configurations before substitution. Ensure that alternative components meet or exceed the original 4 A current rating and 12 mΩ maximum DC resistance requirements.