What risks should I check before replacing FRC0402F90R9TS?

Key risks include resistance deviation and power handling. Ensure the substitute's resistance (e.g., 82Ω vs 90.9Ω) is within your circuit's tolerance. Also, verify the power rating is sufficient for your application's maximum load.

FRC0402F90R9TS Alternatives, Datasheet & Cross Reference | FOJAN

Find substitutes for the FRC0402F90R9TS, a 90.9Ω 1% 1/16W 0402 chip resistor. Alternatives may vary in resistance or require design review.

AI replacement insight

Electrical riskmedium

Substitutes may have different resistance or equal (not upgraded) power ratings.

Package risklow

All viable candidates are in the same 0402 package.

Sourcing risklow

These are common resistor values from multiple manufacturers.

Can it be replaced directly?

Direct replacement for FRC0402F90R9TS should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Use FRC0402F91R0TS for a near-identical match, or ERJ2RKF82R0X if higher power is needed and lower resistance is acceptable.

Main risk

The main risk is selecting a part with a different resistance value that could alter circuit behavior, such as in timing or feedback loops.

Recommended alternatives

A 91Ω 1% 0.0625W resistor in the same 0402 package. Verify power requirements before use.

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Alternative comparison matrix

Feature / factor	FRC0402F90R9TS	FRC0402F91R0TS	ERJ2RKF82R0X	Compatibility / risk
Resistance	90.9 Ω	91.0 Ω	82.0 Ω	91.0 Ω / 82.0 Ω — Negligible difference from target.; ERJ2RKF82R0X: Resistance is ~10% lower than target, may impact circuit performance.
Tolerance	±1%	±1%	±1%	±1% — matched; ERJ2RKF82R0X: matched
Power	0.0625 W	0.0625 W	0.1 W	0.0625 W / 0.1 W — Identical power rating; does not meet internal rule for upgraded power handling (≥1.5x).; ERJ2RKF82R0X: Higher power rating provides more design margin.
Tcr	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C — matched; ERJ2RKF82R0X: matched
Package	0402	0402	0402	0402 — matched; ERJ2RKF82R0X: matched

Application & sourcing insights

Questions & answers

Verified drop-in options for FRC0402F90R9TS 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.