Is there a pin-compatible replacement for FRC0402F1912TS?

While several alternatives share the same 0402 package, none are guaranteed pin-compatible drop-in replacements due to differences in resistance. A part like RC0402FR-0718K2L is form-factor compatible, but its 18.2kΩ resistance requires engineering verification.

What risks should I check before replacing FRC0402F1912TS?

Before replacing FRC0402F1912TS, you must check the impact of the resistance change on your circuit's performance. Also, verify that the power rating and temperature coefficient (TCR) of the replacement are suitable for your design's operating conditions.

FRC0402F1912TS Alternatives, Datasheet & Cross Reference | FOJAN

Find and compare alternatives for the FRC0402F1912TS, a 19.1kΩ 1% 0402 chip resistor. Review key parametric differences in resistance, power, and qualification before substitution.

AI replacement insight

Electrical riskmedium

Resistance deviation requires validation to ensure circuit performance is not negatively impacted.

Package risklow

All viable candidates use the same standard 0402 package, ensuring form and fit compatibility.

Can it be replaced directly?

No, there are no direct, drop-in replacements identified that match the 19.1kΩ resistance value exactly. All viable alternatives have different resistance values and require engineering review.

Best replacement path

The best replacement path is selecting a functional alternative with a close resistance value, such as 20kΩ or 18.2kΩ. The Vishay CRCW040220K0FKED is a strong option due to its close value and AEC-Q200 rating.

Main risk

The primary risk is the change in resistance value, which could affect the timing, biasing, or feedback characteristics of the circuit.

Recommended alternatives

AEC-Q200 qualified alternative with slightly higher power rating and 20kΩ resistance.

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Alternative comparison matrix

Feature / factor	FRC0402F1912TS	CRCW040220K0FKED	RC0402FR-0718K2L	FRC0402F2102TS	Compatibility / risk
Package	0402	0402	0402	0402	0402 — Identical package and pin count.; RC0402FR-0718K2L: Identical package and pin count.; FRC0402F2102TS: Identical package and pin count.
Resistance	19.1kΩ	20kΩ	18.2kΩ	21kΩ	20kΩ / 18.2kΩ / 21kΩ — +4.7% deviation, within E24/E96 series but may require circuit validation.; RC0402FR-0718K2L: -4.7% deviation, may require circuit validation.; FRC0402F2102TS: +9.9% deviation, at the edge of a typical 10% application tolerance.
Power	0.0625W	0.063W	0.0625W	0.0625W	0.063W / 0.0625W — Slightly higher power rating provides more margin.; RC0402FR-0718K2L: Identical power rating.; FRC0402F2102TS: Identical power rating.
Tcr	±100 ppm/°C	±100 ppm/K	±100 ppm/°C	±100 ppm/°C	±100 ppm/K / ±100 ppm/°C — Temperature coefficient matches target.; RC0402FR-0718K2L: Temperature coefficient matches target.; FRC0402F2102TS: Temperature coefficient matches target.
Application	General Purpose	AEC-Q200	-	-	AEC-Q200 — Automotive qualification may indicate higher reliability.

Application & sourcing insights

Questions & answers

The best alternative is likely CRCW040220K0FKED by Vishay. It has a close resistance of 20kΩ, a slightly higher power rating, matching TCR, and is AEC-Q200 qualified. However, the resistance difference must be validated for your application.