Is there a pin-compatible replacement for GCM1555C1H511JA16D?

No pin-compatible, direct replacement with identical key parameters was found. All candidates have different capacitance values, requiring circuit validation before substitution.

What risks should I check before replacing GCM1555C1H511JA16D?

The main risk is the change in capacitance, which can affect timing, filtering, or impedance matching. Additionally, using a non-automotive (GRM series) part poses a major reliability and qualification risk in automotive applications.

GCM1555C1H511JA16D Alternatives, Datasheet & Cross Reference | Murata Manufacturing Co., Ltd.

Finding a substitute for the GCM1555C1H511JA16D, an automotive-grade 510pF 50V MLCC, requires careful attention to both capacitance and AEC-Q200 qualification. No direct drop-in has been identified.

AI replacement insight

Electrical riskmedium

Capacitance values differ, requiring circuit analysis.

Sourcing riskhigh

Using a non-AEC-Q200 part in an automotive design introduces significant qualification and reliability risk.

Package risklow

All viable candidates share the same 0402 package.

Can it be replaced directly?

No direct, drop-in replacement was found. All potential substitutes have different capacitance values and require engineering validation for the specific application.

Best replacement path

Consider GCM1555C1H621JA16D if a +21.6% capacitance increase is acceptable. It is from the same automotive series.

Main risk

The primary risk is capacitance mismatch. A secondary but critical risk is using a non-automotive grade part (GRM series) for an automotive application.

Recommended alternatives

Same automotive series and package, but with higher capacitance (620pF vs 510pF). Requires review.

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Alternative comparison matrix

Feature / factor	GCM1555C1H511JA16D	GCM1555C1H621JA16D	GRM1555C1H561GA01D	Compatibility / risk
Application	GCM (Automotive)	GCM (Automotive)	GRM (General)	GCM (Automotive) / GRM (General) — Both are AEC-Q200 qualified from the same series.; GRM1555C1H561GA01D: Candidate is not AEC-Q200 qualified, a downgrade from the target.
Capacitance	510 pF	620 pF	560 pF	620 pF / 560 pF — Candidate capacitance is 21.6% higher. Requires circuit analysis.; GRM1555C1H561GA01D: Capacitance is 9.8% higher, which may be acceptable in some circuits.
Voltage	50 V	50 V	50 V	50 V — matched; GRM1555C1H561GA01D: matched
Tolerance	±5%	±5%	±2%	±5% / ±2% — matched; GRM1555C1H561GA01D: Tighter tolerance is an improvement.
Package	0402 (1005 Metric)	0402 (1005 metric)	0402 (1005 metric)	0402 (1005 metric) — Same package ensures form and fit compatibility.; GRM1555C1H561GA01D: matched

Application & sourcing insights

Questions & answers

The best alternative found is GCM1555C1H621JA16D. It is also an automotive-grade part but has a higher capacitance of 620pF (vs. 510pF), which requires engineering review.