Is there a pin-compatible replacement for FCC0603B203K500CT?

Yes, TCC0603X7R203K500CT is a pin-compatible replacement. It has the same 0603 package, pin count, and electrical characteristics.

What risks should I check before replacing FCC0603B203K500CT?

When replacing, verify the candidate has the same capacitance (20nF), voltage rating (≥50V), and package (0603). For sensitive circuits, also check secondary parameters like ESR and temperature characteristics.

FCC0603B203K500CT Alternatives, Datasheet & Cross Reference | FOJAN

Find and compare replacements for the FOJAN FCC0603B203K500CT, a 20nF 50V 10% X7R ceramic capacitor in a 0603 package. Review pin-compatible and functional alternatives.

AI replacement insight

Electrical risklow

Low for matched parts, Medium/High for parts with different capacitance.

Package risklow

Low, as all candidates use the standard 0603 package.

Can it be replaced directly?

Yes, TCC0603X7R203K500CT is a direct pin-to-pin replacement for FCC0603B203K500CT, matching capacitance, voltage, tolerance, and package.

Best replacement path

The best replacement path is a cross-vendor pin-compatible part like TCC0603X7R203K500CT, which matches all key electrical parameters.

Main risk

The main risk is using a part with different capacitance, which can affect circuit timing, filtering, or stability.

Recommended alternatives

A pin-compatible 20nF 50V 0603 capacitor from CCTC with matching key electrical specifications.

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Alternative comparison matrix

Feature / factor	FCC0603B203K500CT	TCC0603X7R203K500CT	TCC0603X7R153K500CT	Compatibility / risk
Package	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric)	0603 (1608 Metric) — Same package and dimensions.; TCC0603X7R153K500CT: Same package and dimensions.
Capacitance	20 nF	20 nF	15 nF	20 nF / 15 nF — Identical capacitance.; TCC0603X7R153K500CT: Lower capacitance, requires engineering review.
Voltage	50 V	50 V	50 V	50 V — Identical voltage rating.; TCC0603X7R153K500CT: Identical voltage rating.
Tolerance	±10%	±10%	±10%	±10% — Identical tolerance.; TCC0603X7R153K500CT: Identical tolerance.
Dielectric	X7R	X7R	-	X7R — Same dielectric material.

Application & sourcing insights

Questions & answers

TCC0603X7R203K500CT by CCTC is an excellent alternative, offering identical key specifications including 20nF capacitance, 50V rating, and 0603 package.