What risks should I check before replacing CRCW04023K30FKED?

Key risks include using a non-AEC-Q200 part in an automotive application, selecting a part with wider tolerance (e.g., 5%) which can affect circuit accuracy, or a part with a different temperature coefficient (TCR).

CRCW04023K30FKED Alternatives, Datasheet & Cross Reference | Vishay

CRCW04023K30FKED is a popular AEC-Q200 qualified 3.3kΩ resistor in a 0402 package. Finding a substitute involves matching these critical parameters for reliability and performance.

AI replacement insight

Package risklow

All candidates share the common 0402 package.

Electrical riskmedium

Risks include using a non-AEC part, wider tolerance, or different TCR.

Sourcing risklow

This is a common resistor value with many manufacturers.

Can it be replaced directly?

Direct replacement for CRCW04023K30FKED should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

For automotive use, prioritize AEC-Q200 qualified parts like Yageo's AC series. For higher precision in commercial applications, consider Yageo's RT series.

Main risk

The main risk is substituting with a non-AEC-Q200 qualified resistor in applications requiring automotive-grade reliability.

Recommended alternatives

Strong alternative with matching package, resistance, tolerance, and AEC-Q200 qualification.

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Alternative comparison matrix

Feature / factor	CRCW04023K30FKED	AC0402FR-073K3L	RT0402BRD073K3L	Compatibility / risk
Package	0402	0402	0402	0402 — Matches standard 0402 footprint.; RT0402BRD073K3L: Matches standard 0402 footprint.
Resistance	3.3 kΩ	3.3 kΩ	-	3.3 kΩ — matched
Tolerance	±1%	±1%	±0.1%	±1% / ±0.1% — matched; RT0402BRD073K3L: Tighter tolerance is a performance upgrade.
Power	0.063 W	0.0625 W	-	0.0625 W — Slightly lower than target's 0.063W, review for max power dissipation.
Application	AEC-Q200	AEC-Q200	Not specified	AEC-Q200 / Not specified — Both parts are automotive qualified.; RT0402BRD073K3L: Candidate is not AEC-Q200 qualified, unlike the target.
Tcr	±100 ppm/K	±100 ppm/°C	25 ppm/°C	±100 ppm/°C / 25 ppm/°C — matched; RT0402BRD073K3L: Better temperature stability.

Application & sourcing insights

Questions & answers

Verified drop-in options for CRCW04023K30FKED are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.