Is there a pin-compatible replacement for 0402WGF1271TCE?

Yes, several pin-compatible 0402 resistors are available, such as ERJ2RKF1201X and 0402WGF1331TCE. However, they have different resistance values, so they are not direct electrical drop-ins and require review.

What risks should I check before replacing 0402WGF1271TCE?

The main risk is the change in resistance. Verify its impact on your circuit's performance (e.g., gain, frequency response, timing). Also, confirm the temperature coefficient (TCR) meets your design's stability requirements.

0402WGF1271TCE Alternatives, Datasheet & Cross Reference | UNI-ROYAL

Find and compare alternatives for the UNI-ROYAL 0402WGF1271TCE, a 1.27kΩ 1% 1/16W 0402 chip resistor. Review parametric alternatives and assess sourcing risks.

AI replacement insight

Electrical riskmedium

Resistance value differs in all candidates, requiring circuit analysis.

Package risklow

All candidates share the same 0402 package.

Can it be replaced directly?

No direct drop-in replacement with the exact 1.27kΩ resistance was found. All candidates have slightly different resistance values and require engineering review.

Best replacement path

Use a candidate with a higher power rating like ERJ2RKF1201X, after verifying the -5.5% resistance change is acceptable for the application.

Main risk

The primary risk is the change in resistance, which can affect circuit timing, gain, or filtering. This must be validated.

Recommended alternatives

A 0402 resistor with higher power (0.1W) but slightly lower resistance (1.2kΩ). Requires engineering review.

View details

Alternative comparison matrix

Feature / factor	0402WGF1271TCE	ERJ2RKF1201X	0402WGF1331TCE	SCR0402F1K18	Compatibility / risk
Resistance	1.27 kΩ	1.2 kΩ	1.33 kΩ	1.18 kΩ	1.2 kΩ / 1.33 kΩ / 1.18 kΩ — Resistance is 5.5% lower. Must be verified in-circuit.; 0402WGF1331TCE: Resistance is 4.7% higher. Must be verified in-circuit.; SCR0402F1K18: Resistance is 7.1% lower. Must be verified in-circuit.
Power	0.0625 W	0.1 W	0.0625 W	0.0625 W	0.1 W / 0.0625 W — Candidate has a higher power rating, offering more design margin.; 0402WGF1331TCE: Power rating is identical; no extra margin.; SCR0402F1K18: Power rating is identical.
Package	0402	0402	0402	0402	0402 — matched; 0402WGF1331TCE: matched; SCR0402F1K18: matched
Tolerance	±1%	±1%	-	-	±1% — matched

Application & sourcing insights

Questions & answers

ERJ2RKF1201X by Panasonic is a strong alternative. It offers a higher power rating (0.1W vs 0.0625W) and a close resistance value of 1.2kΩ. The resistance difference must be verified for your circuit.