Is there a pin-compatible replacement for AC0603KRX7R9BB682?

Yes, several 0603 package capacitors are pin-compatible. Murata's GCM188R72A682KA37D is a strong candidate that matches form, fit, and function, and offers a voltage upgrade.

What risks should I check before replacing AC0603KRX7R9BB682?

The main risk is using a commercial-grade capacitor instead of an automotive-grade (AEC-Q200) one. Also verify that any changes in voltage rating or tolerance are acceptable for your circuit.

AC0603KRX7R9BB682 Alternatives, Datasheet & Cross Reference | Yageo

The Yageo AC0603KRX7R9BB682 is an automotive-grade (AEC-Q200) 6.8nF 50V X7R ceramic capacitor in a standard 0603 package. Finding a substitute requires matching these key parameters, especially the automotive qualification.

AI replacement insight

Application riskhigh

Using a non-AEC-Q200 part in an automotive design is a high risk.

Electrical risklow

Upgrades in voltage or tolerance are available and generally safe.

Package risklow

0603 is a standard package with excellent availability.

Can it be replaced directly?

Yes, GCM188R72A682KA37D from Murata is a strong direct replacement candidate for automotive applications.

Best replacement path

Murata's GCM188R72A682KA37D is the best path, as it is an automotive-grade part with an upgraded voltage rating.

Main risk

Accidentally substituting with a non-automotive (commercial grade) part, which could compromise reliability in automotive environments.

Recommended alternatives

Automotive-grade substitute from Murata with a higher 100V rating, matching all other key electrical parameters.

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Alternative comparison matrix

Feature / factor	AC0603KRX7R9BB682	GCM188R72A682KA37D	CC0603JRX7R9BB682	Compatibility / risk
Package	0603 (1608 metric)	0603 (1608 metric)	-	0603 (1608 metric) — Same package and pin count.
Voltage	50V	100V	50V	100V / 50V — Higher voltage rating provides more margin.; CC0603JRX7R9BB682: Voltage matches.
Capacitance	6.8nF	6.8nF	6.8nF	6.8nF — Capacitance matches.; CC0603JRX7R9BB682: Capacitance matches.
Application	AEC-Q200	AEC-Q200	Commercial	AEC-Q200 / Commercial — Both parts are automotive grade.; CC0603JRX7R9BB682: Candidate is commercial grade, target is automotive (AEC-Q200).
Tolerance	±10%	±10%	±5%	±10% / ±5% — Tolerance matches.; CC0603JRX7R9BB682: Tighter tolerance is an improvement.

Application & sourcing insights

Questions & answers

The Murata GCM188R72A682KA37D is an excellent alternative, offering the same capacitance, tolerance, and automotive qualification with a higher 100V rating for increased design margin.