Is there a pin-compatible replacement for FCC0402B222K500AT?

No direct pin-for-pin replacements were identified in this analysis. All suitable alternatives require a different PCB footprint, such as 0603, 0805, or 1206.

What risks should I check before replacing FCC0402B222K500AT?

The primary risk is physical incompatibility. Verify that your PCB layout can accommodate a larger package (e.g., 0603, 0805). Also, confirm the candidate's full temperature and frequency characteristics meet your design needs.

FCC0402B222K500AT Alternatives, Datasheet & Cross Reference | FOJAN

Find functional alternatives for the FOJAN FCC0402B222K500AT, a 2.2nF 50V 0402 ceramic capacitor. Review candidates with different package sizes but matching electrical specifications.

AI replacement insight

Package riskhigh

All alternatives have a larger package (0603, 0805, 1206) and are not drop-in.

Electrical risklow

Kept candidates match or exceed key electrical parameters like capacitance and voltage.

Can it be replaced directly?

No direct, pin-compatible replacements were found. All candidates require a board layout change.

Best replacement path

Use a functional alternative with a larger package size, like 0603 or 0805, if PCB space allows.

Main risk

Package mismatch is the main risk, requiring PCB redesign or modification.

Recommended alternatives

A functional alternative with identical electrical specs but in a larger 0805 package.

View details

Alternative comparison matrix

Feature / factor	FCC0402B222K500AT	FCC0805B222K500DT	FCC1206B222K102FT	TCC0603X7R222K500CT	Compatibility / risk
Package	0402	0805	1206	0603	0805 / 1206 / 0603 — Candidate is larger, requires different footprint.; FCC1206B222K102FT: Candidate is much larger, requires different footprint.; TCC0603X7R222K500CT: Candidate is larger, requires different footprint.
Capacitance	2.2nF	2.2nF	2.2nF	2.2nF	2.2nF — matched; FCC1206B222K102FT: matched; TCC0603X7R222K500CT: matched
Voltage	50V	50V	1000V	50V	50V / 1000V — matched; FCC1206B222K102FT: Higher voltage rating provides more margin.; TCC0603X7R222K500CT: matched
Tolerance	±10%	±10%	±10%	±10%	±10% — matched; FCC1206B222K102FT: matched; TCC0603X7R222K500CT: matched
Dielectric	X7R	X7R	X7R	X7R	X7R — matched; FCC1206B222K102FT: matched; TCC0603X7R222K500CT: matched

Application & sourcing insights

Questions & answers

The best alternative depends on board layout flexibility. While no pin-compatible matches were found, parts like TCC0603X7R222K500CT offer identical electrical performance in a larger 0603 package.