Is there a pin-compatible replacement for CRCW04021M00FKEDHP?

Yes, several resistors are available in the same 0402 package. However, none of the reviewed candidates match the critical 0.2W high-power rating of the original part, making them electrically incompatible without design changes.

What risks should I check before replacing CRCW04021M00FKEDHP?

The main risk is the power rating. The target is a high-power 0.2W resistor, while most alternatives are standard 0.0625W. Using a lower-rated part can cause it to fail. Also verify tolerance, TCR, and AEC-Q200 qualification.

CRCW04021M00FKEDHP Alternatives, Datasheet & Cross Reference | Vishay

Finding a substitute for the Vishay CRCW04021M00FKEDHP requires careful attention to its high-power (0.2W) and AEC-Q200 automotive qualification. While other 1MΩ 0402 resistors exist, they typically have lower power ratings, posing a significant risk in demanding applications.

AI replacement insight

Electrical riskhigh

Power rating is ~3x lower. May fail in-circuit.

Package risklow

All candidates share the same 0402 package.

Sourcing riskmedium

Target is AEC-Q200 qualified; alternatives are not, which may violate application requirements.

Can it be replaced directly?

No direct, drop-in replacement was found. All potential alternatives have a significantly lower power rating, which introduces a high risk of failure.

Best replacement path

Search for 0402 resistors specifically rated for high power (0.2W or greater) and AEC-Q200 qualification.

Main risk

The primary risk is the power rating downgrade from 0.2W to 0.0625W, which could lead to overheating and component failure.

Recommended alternatives

Same resistance and tolerance in an 0402 package, but with a significantly lower power rating and worse TCR.

View details

Alternative comparison matrix

Feature / factor	CRCW04021M00FKEDHP	RMC04021M1%N	0402WGF9763TCE	RC-02K105JT	Compatibility / risk
Package	0402	0402	0402	0402	0402 — Package size matches.; 0402WGF9763TCE: Package size matches.; RC-02K105JT: Package size matches.
Resistance	1MΩ	1MΩ	976kΩ	1MΩ	1MΩ / 976kΩ — Resistance value matches.; 0402WGF9763TCE: Resistance value is 2.4% lower.; RC-02K105JT: Resistance value matches.
Power	0.2W	0.0625W	0.0625W	0.0625W	0.0625W — Significantly lower power rating.; 0402WGF9763TCE: Significantly lower power rating.; RC-02K105JT: Significantly lower power rating.
Tolerance	±1%	±1%	±1%	±5%	±1% / ±5% — Tolerance matches.; 0402WGF9763TCE: Tolerance matches.; RC-02K105JT: Tolerance is much looser.
Tcr	±100 ppm/K	±200 ppm/°C	-	-	±200 ppm/°C — Temperature coefficient is worse.

Application & sourcing insights

Questions & answers

No direct drop-in replacement was identified. The best alternatives require careful engineering review, as they have significantly lower power ratings (0.0625W vs 0.2W) and may differ in tolerance or temperature coefficient.