Is there a pin-compatible replacement for FRC0402F3401TS?

Yes, several 0402 resistors like RT0402BRD073K2L and 0402WGF3741TCE are pin-compatible. However, their electrical parameters like resistance and tolerance differ, so they are not drop-in replacements without review.

What risks should I check before replacing FRC0402F3401TS?

Before replacing, verify your circuit can tolerate deviations in resistance (e.g., 3.2kΩ to 3.74kΩ vs 3.4kΩ) and tolerance (e.g., ±5% vs ±1%). Also check if technology (Thick vs. Thin Film) matters for your application.

FRC0402F3401TS Alternatives, Datasheet & Cross Reference | FOJAN

Finding a substitute for the FRC0402F3401TS, a 3.4kΩ 1% 0402 resistor, involves balancing tradeoffs in resistance, tolerance, and technology. While pin-compatible options exist, careful engineering review is required.

AI replacement insight

Electrical riskmedium

Resistance, tolerance, and technology differences require analysis.

Package risklow

All viable candidates use the same 0402 package.

Can it be replaced directly?

No direct, drop-in replacement was found. All candidates have parametric differences requiring engineering review.

Best replacement path

Parametric alternatives with slightly different resistance values are available, but require circuit validation.

Main risk

Resistance and tolerance deviations require circuit validation. No candidates offer increased power or voltage ratings.

Recommended alternatives

Close resistance (3.2kΩ) and better tolerance (0.1%), but uses Thin Film technology.

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Alternative comparison matrix

Feature / factor	FRC0402F3401TS	RT0402BRD073K2L	0402WGF3741TCE	RC0402JR-073K3L	Compatibility / risk
Package	0402	0402	-	-	0402 — Package size matches.
Resistance	3.4 kΩ	3.2 kΩ	-	-	3.74 kΩ — Resistance is 10% higher.
Tolerance	±1%	±0.1%	-	-	±1% — Tolerance matches.
Technology	Thick Film	Thin Film	-	-	Thick Film — Technology matches.
Power	1/16W	1/16W	-	-	1/16W — Equal rating, lacks 1.5x safety margin.
Voltage	50 V	50 V	-	-	50 V — Equal rating, lacks 1.1x safety margin.

Application & sourcing insights

Questions & answers

The best alternative depends on your circuit's sensitivity. 0402WGF3741TCE matches technology and tolerance but has 10% higher resistance. RT0402BRD073K2L has closer resistance but is a different technology (Thin Film).