Is there a pin-compatible replacement for RT0402BRD0724K9L?

Yes, several parts like FRC0402F2492TS and RT0402BRD0724KL share the same 0402 package and 2-pin layout, making them physically compatible. However, none are electrically identical, so they are not drop-in replacements without engineering validation.

What risks should I check before replacing RT0402BRD0724K9L?

Before replacing, you must check three main risks: 1) Resistance Mismatch: Ensure your circuit can tolerate a different nominal resistance value. 2) Tolerance Downgrade: Verify if a wider tolerance (e.g., ±1% vs ±0.1%) is acceptable. 3) TCR Mismatch: Check if a higher temperature coefficient will impact stability in your operating environment.

RT0402BRD0724K9L Alternatives, Datasheet & Cross Reference | Yageo

Finding a substitute for the Yageo RT0402BRD0724K9L, a high-precision 24.9kΩ 0.1% resistor, requires careful trade-offs. While form-fit compatible parts exist, they often differ in resistance value or have lower precision.

AI replacement insight

Electrical riskhigh

Substituting a part with different resistance, tolerance, or TCR can affect circuit performance, especially in precision applications.

Package risklow

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

Can it be replaced directly?

No direct, drop-in replacement was found. All candidates have parametric differences in either resistance value or precision specs (tolerance, TCR) that require engineering review.

Best replacement path

Depends on application: FRC0402F2492TS for matching resistance value at lower precision, or other Yageo RT-series parts for matching precision at a different resistance value.

Main risk

Significant mismatch in either resistance value or precision (tolerance and TCR).

Recommended alternatives

A precision resistor with matching tolerance and TCR, but a different resistance value of 24kΩ.

View details

Alternative comparison matrix

Feature / factor	RT0402BRD0724K9L	RT0402BRD0724KL	RT0402BRD0727KL	FRC0402F2492TS	Compatibility / risk
Resistance	24.9 kΩ	24 kΩ	27 kΩ	24.9 kΩ	24 kΩ / 27 kΩ / 24.9 kΩ — Resistance value is ~3.6% lower.; RT0402BRD0727KL: Resistance value is ~8.4% higher.; FRC0402F2492TS: Nominal resistance value matches.
Tolerance	±0.1%	±0.1%	±0.1%	±1%	±0.1% / ±1% — Precision tolerance matches.; RT0402BRD0727KL: Precision tolerance matches.; FRC0402F2492TS: Significantly wider tolerance.
Tcr	25 ppm/°C	25 ppm/°C	25 ppm/°C	±100 ppm/°C	25 ppm/°C / ±100 ppm/°C — Temperature coefficient matches.; RT0402BRD0727KL: Temperature coefficient matches.; FRC0402F2492TS: Significantly higher temperature coefficient.
Package	0402	0402	0402	0402	0402 — Package size matches.; RT0402BRD0727KL: Package size matches.; FRC0402F2492TS: Package size matches.
Technology	Thin Film	-	-	Thick Film	Thick Film — Different resistor technology.

Application & sourcing insights

Questions & answers

The best alternative depends on your circuit's priority. If the 24.9kΩ value is critical but precision can be relaxed, FRC0402F2492TS is an option. If precision (0.1% tolerance, 25ppm TCR) is critical, consider nearby values from the same Yageo RT series like RT0402BRD0724KL (24kΩ), but verify the value change is acceptable.