What risks should I check before replacing RC0402FR-0727R4L?

Key risks include resistance deviation, tolerance, and temperature coefficient (TCR). Ensure any substitute's resistance is within your circuit's limits and its tolerance (±1%) and TCR (±100 ppm/°C) are not worse than the original.

RC0402FR-0727R4L Alternatives, Datasheet & Cross Reference | Yageo

Find verified substitutes for the Yageo RC0402FR-0727R4L, a 27.4Ω 1% 0.0625W 0402 chip resistor. Compare pin-compatible alternatives, upgrades, and parametric options.

AI replacement insight

Electrical riskmedium

Several candidates have different resistance values or worse tolerance/TCR.

Package risklow

All suggested candidates share the same 0402 package.

Sourcing risklow

Multiple vendors offer similar parts in this common value and package.

Can it be replaced directly?

Direct replacement for RC0402FR-0727R4L should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Upgrade to Panasonic ERJ2RKF27R0X for higher power rating and automotive qualification.

Main risk

The main risk is using a part with a different resistance value or a wider tolerance/TCR, which can affect circuit performance.

Recommended alternatives

AEC-Q200 qualified upgrade with higher power rating (0.1W) and very similar resistance (27.0Ω).

View details

Alternative comparison matrix

Feature / factor	RC0402FR-0727R4L	ERJ2RKF27R0X	0402WGF274JTCE	RC0402FR-0724R9L	Compatibility / risk
Package	0402 (1005 metric)	0402 (1005 Metric)	0402	0402	0402 (1005 Metric) — Form factor matches.; 0402WGF274JTCE: Form factor matches.; RC0402FR-0724R9L: Form factor matches.
Resistance	27.4Ω	27.0Ω	27.4Ω	24.9Ω	27.0Ω / 27.4Ω / 24.9Ω — Minor -1.5% deviation, within tolerance bands.; 0402WGF274JTCE: Resistance matches exactly.; RC0402FR-0724R9L: Resistance is ~9% lower, may impact circuit performance.
Power	0.0625W	0.1W	0.0625W	-	0.1W / 0.0625W — Higher power rating is a safe upgrade.; 0402WGF274JTCE: Power rating matches.
Tcr	±100 ppm/°C	±100 ppm/°C	Not specified	±100 ppm/°C	±100 ppm/°C / Not specified — Temperature coefficient matches.; 0402WGF274JTCE: TCR is a key parameter for precision and must be verified.; RC0402FR-0724R9L: TCR matches.
Application	Not specified	AEC-Q200	-	-	AEC-Q200 — Automotive qualified, a potential benefit.
Tolerance	±1%	-	±1%	±1%	±1% — Tolerance matches exactly.; RC0402FR-0724R9L: Tolerance matches.

Application & sourcing insights

Questions & answers

Verified drop-in options for RC0402FR-0727R4L 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.