Is there a pin-compatible replacement for GCM1555C1H621JA16D?

Yes, several parts share the 0402 package, making them pin-compatible. However, pin compatibility does not guarantee electrical or application suitability. All candidates require careful review.

What risks should I check before replacing GCM1555C1H621JA16D?

Key risks are: 1) Capacitance Mismatch - ensure your circuit tolerates a different value. 2) Qualification - do not use a general-purpose (GRM series) part for an automotive (AEC-Q200) requirement. 3) Lifecycle - avoid NRND parts.

GCM1555C1H621JA16D Alternatives, Datasheet & Cross Reference | Murata Manufacturing Co., Ltd.

Finding a replacement for the GCM1555C1H621JA16D, a 620pF 50V automotive MLCC, requires careful review of capacitance and qualification. Alternatives exist but may involve trade-offs.

AI replacement insight

Electrical riskmedium

Capacitance differences require circuit analysis.

Application riskhigh

Using a non-AEC-Q200 part is a major compliance risk.

Package risklow

All candidates share the same 0402 package.

Can it be replaced directly?

There are no direct, 1-to-1 replacements for GCM1555C1H621JA16D in this list, as all viable candidates have significant parametric or qualification differences.

Best replacement path

No direct drop-in found. Evaluate parametric alternatives like GCM1555C1H511JA16D, checking if the lower capacitance is acceptable for the application.

Main risk

The main risks are capacitance mismatch and using a non-automotive grade part in an automotive application.

Recommended alternatives

An automotive-grade capacitor with a lower capacitance value (510pF). May be suitable if the circuit tolerates the difference.

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Alternative comparison matrix

Feature / factor	GCM1555C1H621JA16D	GCM1555C1H511JA16D	GRM1555C1H621GA01D	Compatibility / risk
Package	0402 (1005 metric)	0402 (1005 Metric)	0402 (1005 Metric)	0402 (1005 Metric) — Same package and pin count.; GRM1555C1H621GA01D: Same package and pin count.
Application	Automotive (GCM)	Automotive (GCM)	General (GRM)	Automotive (GCM) / General (GRM) — Both are AEC-Q200 qualified.; GRM1555C1H621GA01D: Candidate is not AEC-Q200 qualified.
Capacitance	620 pF	510 pF	620 pF	510 pF / 620 pF — Lower capacitance (-17.7%).; GRM1555C1H621GA01D: Capacitance matches.
Voltage	50 V	50 V	-	50 V — Voltage rating matches.
Tolerance	±5%	-	±2%	±2% — Tighter tolerance is an upgrade.
Lifecycle	Active	-	NRND	NRND — Not recommended for new designs.

Application & sourcing insights

Questions & answers

No perfect alternative is listed. GCM1555C1H511JA16D is from the same automotive series but has lower capacitance (510pF). GRM1555C1H621GA01D has the same capacitance but is not automotive-grade and is NRND.