Is there a pin-compatible replacement for AC0805KRX7R7BB104?

Yes, several pin-compatible replacements exist. GCM21BR72A104KA37K is a strong option with a higher voltage rating. For enhanced reliability, consider GCJ21BR72A104KA01L, which also includes soft termination.

What risks should I check before replacing AC0805KRX7R7BB104?

Before replacing, verify the substitute's automotive (AEC-Q200) qualification. Using a commercial-grade part is a major risk. Also, check the voltage rating (must be ≥16V) and lifecycle status to ensure long-term availability.

AC0805KRX7R7BB104 Alternatives, Datasheet & Cross Reference | Yageo

AC0805KRX7R7BB104 is a 100nF, 16V automotive-grade 0805 MLCC from Yageo. Several pin-compatible upgrades are available from manufacturers like Murata, offering higher voltage ratings and enhanced features like soft termination for improved reliability.

AI replacement insight

Electrical riskhigh

Using a non-AEC-Q200 part in an automotive application can lead to premature failure.

Package risklow

All candidates use the same 0805 package, ensuring form and fit compatibility.

Sourcing riskmedium

Some alternatives may be NRND (Not Recommended for New Designs), impacting long-term availability.

Can it be replaced directly?

Yes, GCM21BR72A104KA37K is a strong pin-compatible replacement. It matches all key parameters and offers a higher voltage rating of 100V, providing a greater safety margin.

Best replacement path

The best upgrade path is GCJ21BR72A104KA01L, which offers a higher 100V rating and soft termination for improved mechanical reliability, while maintaining the AEC-Q200 qualification.

Main risk

The main risk is substituting a commercial-grade capacitor (like the Yageo CC series) for this automotive-grade part, which could lead to component failure in applications with high thermal or mechanical stress.

Recommended alternatives

A robust upgrade from Murata with a 100V rating and soft termination for improved reliability.

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Alternative comparison matrix

Feature / factor	AC0805KRX7R7BB104	GCJ21BR72A104KA01L	GCM21BR72A104KA37K	GCM21BR71H104KA37L	Compatibility / risk
Package	0805 (2012 metric)	0805 (2012 Metric)	0805 (2012 metric)	0805 (2012 metric)	0805 (2012 Metric) / 0805 (2012 metric) — Identical package ensures form-fit compatibility.; GCM21BR72A104KA37K: Identical package ensures form-fit compatibility.; GCM21BR71H104KA37L: Identical package ensures form-fit compatibility.
Voltage	16V	100V	100V	50V	100V / 50V — Higher voltage rating provides increased design margin.; GCM21BR72A104KA37K: Higher voltage rating provides increased design margin.; GCM21BR71H104KA37L: Higher voltage rating provides increased design margin.
Application	AEC-Q200	AEC-Q200	AEC-Q200	-	AEC-Q200 — Both parts are automotive qualified.; GCM21BR72A104KA37K: Both parts are automotive qualified.
Tolerance	±10%	-	±10%	-	±10% — Tolerance matches the original part.
Lifecycle	Active	-	Active	NRND	Active / NRND — Active lifecycle ensures availability for new designs.; GCM21BR71H104KA37L: Not Recommended for New Designs status poses a sourcing risk.

Application & sourcing insights

Questions & answers

The best alternative is GCM21BR72A104KA37K from Murata. It is a pin-compatible, automotive-grade MLCC with a higher voltage rating of 100V, offering a direct upgrade with low risk.