Is there a pin-compatible replacement for 0201WMF4022TEE?

Yes, RC0201FR-0740K2L is pin-compatible as it comes in the same 0201 package. However, it is not a direct drop-in replacement for all applications due to its lower maximum operating temperature.

What risks should I check before replacing 0201WMF4022TEE?

Before replacing, check three key things: 1) Ensure the substitute's package (e.g., 0201) matches your PCB footprint. 2) Verify that any difference in resistance is within your circuit's tolerance. 3) Confirm the substitute's operating temperature range meets your requirements.

0201WMF4022TEE Alternatives, Datasheet & Cross Reference | UNI-ROYAL

Finding a substitute for the 0201WMF4022TEE, a 40.2kΩ 1% 0.05W 0201 resistor, involves checking key parametric and physical properties. While several alternatives exist, careful review of temperature range and resistance value is required.

AI replacement insight

Electrical riskmedium

Candidates may have different resistance values or a narrower temperature range.

Package riskhigh

Some functional alternatives are in different packages (0402, 0805) and require a new PCB layout.

Can it be replaced directly?

No perfect 1-to-1 replacement was found. RC0201FR-0740K2L is the closest match but has a lower maximum operating temperature than the original part's 155°C.

Best replacement path

RC0201FR-0740K2L is a strong candidate with identical core specs and package, but its lower max temperature (125°C) must be verified for the application.

Main risk

The primary risks when substituting are mismatches in operating temperature range, resistance value, or physical package size.

Recommended alternatives

Same resistance and 0201 package, but with a narrower temperature range.

View details

Alternative comparison matrix

Feature / factor	0201WMF4022TEE	RC0201FR-0740K2L	0201WMF4122TEE	Compatibility / risk
Package	0201	0201	0201	0201 — Form factor matches.; 0201WMF4122TEE: Form factor matches.
Resistance	40.2 kΩ	40.2 kΩ	41.2 kΩ	40.2 kΩ / 41.2 kΩ — Resistance value matches.; 0201WMF4122TEE: Resistance is ~2.5% higher.
Power	0.05 W	0.05 W	-	0.05 W — Power rating matches.
Temperature	-55°C to +155°C	-55°C to +125°C	-	-55°C to +125°C — Candidate has a lower maximum operating temperature.
Manufacturer	UNI-ROYAL	-	UNI-ROYAL	UNI-ROYAL — Same manufacturer and likely series.

Application & sourcing insights

Questions & answers

The best alternative is likely RC0201FR-0740K2L by Yageo, as it matches the resistance, tolerance, power, and 0201 package. However, you must verify if its lower max temperature of 125°C is acceptable for your design.