Is there a pin-compatible replacement for CC0805KRX7R9BB124?

Yes, several parts like Murata's GCM21BR72A104KA37K are pin-compatible, using the same 0805 package. However, their electrical parameters, specifically capacitance (100nF vs 120nF), are different and require engineering review before substitution.

What risks should I check before replacing CC0805KRX7R9BB124?

The main risk is the lower capacitance of most alternatives (100nF vs. 120nF). This can impact the performance of filters, timing circuits, or power supply decoupling. Always analyze or test the impact of this parametric change in your specific application.

CC0805KRX7R9BB124 Alternatives, Datasheet & Cross Reference | Yageo

Yageo's CC0805KRX7R9BB124 is a general-purpose 120nF 50V X7R ceramic capacitor in a standard 0805 package. While no exact drop-in is identified, several functional alternatives with upgraded features are available if a capacitance change is permissible.

AI replacement insight

Electrical riskmedium

Lower capacitance may alter filter characteristics or timing constants. Requires circuit analysis.

Package risklow

All viable candidates share the same 0805 package, ensuring physical compatibility.

Sourcing risklow

Proposed alternatives are from major manufacturers and have active lifecycles.

Can it be replaced directly?

No direct, one-to-one replacement was found with identical capacitance. However, several functional alternatives with the same 0805 package and equal or better voltage ratings are available.

Best replacement path

Use an automotive-grade 100nF 100V part like GCM21BR72A104KA37K or a soft-termination version like GCJ21BR72A104KA01L, but you must verify your circuit tolerates ~17% lower capacitance.

Main risk

The primary risk is the change in capacitance from 120nF to 100nF, which could affect circuit performance in timing, filtering, or decoupling applications.

Recommended alternatives

Upgraded soft-termination part with higher voltage, but has lower capacitance.

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Alternative comparison matrix

Feature / factor	CC0805KRX7R9BB124	GCE21BR72A104KA01L	GCJ21BR72A104KA01L	GCM21BR72A104KA37K	Compatibility / risk
Package	0805 (2012 metric)	0805 (2012 metric)	0805 (2012 Metric)	0805 (2012 metric)	0805 (2012 metric) / 0805 (2012 Metric) — Same form factor.; GCJ21BR72A104KA01L: Same form factor.; GCM21BR72A104KA37K: Same form factor.
Capacitance	120nF	100nF	100nF	100nF	100nF — 16.7% lower than target. Circuit tolerance must be checked.; GCJ21BR72A104KA01L: 16.7% lower than target. Circuit tolerance must be checked.; GCM21BR72A104KA37K: 16.7% lower than target. Circuit tolerance must be checked.
Voltage	50V	100V	100V	100V	100V — Higher voltage rating provides more design margin.; GCJ21BR72A104KA01L: Higher voltage rating provides more design margin.; GCM21BR72A104KA37K: Higher voltage rating provides more design margin.
Feature	Standard Termination	Soft Termination	Soft Termination	-	Soft Termination — Upgraded feature for mechanical stress resistance.; GCJ21BR72A104KA01L: Upgraded feature for mechanical stress resistance.
Application	General Purpose	-	-	AEC-Q200	AEC-Q200 — Automotive grade offers higher reliability.

Application & sourcing insights

Questions & answers

The best alternatives are Murata's GCM, GCJ, or GCE series parts like GCM21BR72A104KA37K. They offer upgrades like higher voltage or automotive grade in the same 0805 package, but have 100nF capacitance. You must verify if this lower value is acceptable for your design.