What risks should I check before replacing RTT025901FTH?

For pin-compatible parts, verify secondary parameters like TCR meet your design's needs. For parametric alternatives, the main risk is the difference in resistance (e.g., 6.04kΩ vs 5.9kΩ), which requires circuit evaluation to ensure it's acceptable.

RTT025901FTH Alternatives, Datasheet & Cross Reference | RALEC

Find verified substitutes for the RTT025901FTH, a 5.9kΩ 1% 0402 thick film resistor. This page lists pin-compatible alternatives and parametric options for design flexibility and sourcing.

AI replacement insight

Electrical riskmedium

Risk is low for pin-compatible parts, but medium for parametric alternatives due to resistance deviation.

Package risklow

All candidates use the same standard 0402 package, ensuring physical compatibility.

Sourcing risklow

This is a common resistor value and package, with many alternatives available from multiple vendors.

Can it be replaced directly?

Direct replacement for RTT025901FTH should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Start with Datasheet verified or Strong match candidates for RTT025901FTH, then review parametric alternatives for package and electrical fit.

Main risk

The main risk is using a parametric alternative with a different resistance value without performing circuit analysis to ensure performance is not affected.

Recommended alternatives

Pin-compatible 5.9kΩ 1% 0402 resistor with matching power and voltage ratings.

View details

Alternative comparison matrix

Feature / factor	RTT025901FTH	FRC0402F5901TS	FRC0402F5621TS	FRC0402F6041TS	Compatibility / risk
Package	0402	0402	0402	0402	0402 — Identical package ensures form and fit.; FRC0402F5621TS: Identical package ensures form and fit.; FRC0402F6041TS: Identical package ensures form and fit.
Resistance	5.9kΩ	5.9kΩ	5.62kΩ	6.04kΩ	5.9kΩ / 5.62kΩ / 6.04kΩ — Resistance value is identical.; FRC0402F5621TS: Resistance is -4.7% lower than target.; FRC0402F6041TS: Resistance is +2.4% higher than target.
Tolerance	±1%	±1%	±1%	±1%	±1% — Tolerance is identical.; FRC0402F5621TS: Tolerance is identical.; FRC0402F6041TS: Tolerance is identical.
Power	1/16W	1/16W	1/16W	1/16W	1/16W — Power rating is identical.; FRC0402F5621TS: Power rating is identical.; FRC0402F6041TS: Power rating is identical.
Tcr	Not specified	±100 ppm/°C	-	-	±100 ppm/°C — Target TCR not specified, candidate is a common value.

Application & sourcing insights

Questions & answers

Verified drop-in options for RTT025901FTH 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.