Is there a pin-compatible replacement for FRC0402F1203TS?

Yes, several pin-compatible 0402 resistors with 120kΩ resistance exist. RT0402BRD07120KL is a direct upgrade. Other parts may have different tolerance or TCR values, so always verify critical parameters against your design requirements.

What risks should I check before replacing FRC0402F1203TS?

Key risks include mismatched resistance tolerance, temperature coefficient (TCR), and power rating. For example, using a ±5% tolerance part instead of the original ±1% can affect circuit accuracy. Also check technology differences (Thin vs. Thick film).

FRC0402F1203TS Alternatives, Datasheet & Cross Reference | FOJAN

Find and compare replacements for the FRC0402F1203TS, a 120kΩ 1% 0402 chip resistor. This guide provides pin-compatible upgrades, functional alternatives, and analyzes key parametric differences to ensure a successful substitution.

AI replacement insight

Electrical riskmedium

High if using a part with relaxed tolerance or different resistance; low if using an upgrade.

Package risklow

0402 is a standard SMD package with low interchangeability risk.

Can it be replaced directly?

Yes, RT0402BRD07120KL is a strong candidate for direct replacement, offering superior performance in the same package.

Best replacement path

Upgrade to a higher-precision resistor like Yageo's RT0402BRD07120KL for improved performance.

Main risk

The primary risk is using a part with a looser tolerance (e.g., ±5%) or a different resistance value, which can compromise circuit performance.

Recommended alternatives

A pin-compatible upgrade with tighter tolerance (±0.1%) and better temperature stability (25 ppm/°C).

View details

Alternative comparison matrix

Feature / factor	FRC0402F1203TS	RT0402BRD07120KL	0402WGJ0124TCE	FRC0402F1133TS	Compatibility / risk
Package	0402	0402	0402	0402	0402 — Same EIA 0402 package.; 0402WGJ0124TCE: Same EIA 0402 package.; FRC0402F1133TS: Same EIA 0402 package.
Resistance	120 kΩ	120 kΩ	120 kΩ	113 kΩ	120 kΩ / 113 kΩ — Resistance value matches.; 0402WGJ0124TCE: Resistance value matches.; FRC0402F1133TS: Resistance differs by ~6%, requires circuit analysis.
Tolerance	±1.0%	±0.1%	±5.0%	±1.0%	±0.1% / ±5.0% / ±1.0% — Tighter tolerance provides higher precision.; 0402WGJ0124TCE: Significantly looser tolerance, requires review.; FRC0402F1133TS: Tolerance matches target.
Tcr	±100 ppm/°C	25 ppm/°C	missing	±100 ppm/°C	25 ppm/°C / missing / ±100 ppm/°C — Lower TCR ensures better stability over temperature.; 0402WGJ0124TCE: TCR not specified, assume general purpose.; FRC0402F1133TS: TCR matches target.
Technology	Thick Film	Thin Film	-	-	Thin Film — Different film technology, may affect high-frequency performance.

Application & sourcing insights

Questions & answers

The Yageo RT0402BRD07120KL is an excellent upgrade, offering tighter tolerance (±0.1%) and better TCR (25 ppm/°C) in the same 0402 package. It is a strong candidate for a drop-in replacement in most applications.