What risks should I check before replacing FRC0603F4643TS?

When replacing, verify the substitute's resistance, tolerance, power rating, and temperature coefficient (TCR). Even with a matching package, ensure the resistance value is within your circuit's acceptable range.

FRC0603F4643TS Alternatives, Datasheet & Cross Reference | FOJAN

Find and evaluate replacements for the FRC0603F4643TS, a 464kΩ 1% 0.1W 0603 thick film resistor. This page provides a detailed analysis of potential alternatives, including pin-compatible options and parametric substitutes.

AI replacement insight

Electrical riskmedium

Resistance or TCR mismatch can alter circuit behavior.

Package risklow

All candidates share the same 0603 package.

Sourcing risklow

These are common resistor values from multiple vendors.

Can it be replaced directly?

Direct replacement for FRC0603F4643TS should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

Start with 0603WAF4643T5E as a potential direct match, but verify its TCR. If unsuitable, evaluate parametric alternatives like RC0603FR-07475KL, which have slightly different resistance but matching technology.

Main risk

The main risk is substituting with a resistor of a different value (e.g., 470kΩ for 464kΩ) without verifying its impact on circuit performance, especially in precision applications like voltage dividers or filter networks.

Recommended alternatives

Matches resistance, tolerance, power, and package, but requires TCR verification.

View details

Alternative comparison matrix

Feature / factor	FRC0603F4643TS	0603WAF4643T5E	RC0603FR-07475KL	RT0603BRD07470KL	Compatibility / risk
Resistance	464 kΩ	464 kΩ	475 kΩ	470 kΩ	464 kΩ / 475 kΩ / 470 kΩ — Resistance value is identical.; RC0603FR-07475KL: Resistance is 2.4% higher; requires circuit validation.; RT0603BRD07470KL: Resistance is 1.3% higher; requires circuit validation.
Tolerance	±1%	±1%	±1%	±0.1%	±1% / ±0.1% — Tolerance is identical.; RC0603FR-07475KL: Tolerance is identical.; RT0603BRD07470KL: Tighter tolerance is a potential upgrade.
Power	0.1 W	0.1 W	-	-	0.1 W — Power rating is identical.
Package	0603	0603	0603	0603	0603 — Package size is identical.; RC0603FR-07475KL: Package size is identical.; RT0603BRD07470KL: Package size is identical.
Tcr	±100 ppm/°C	Not specified	±100 ppm/°C	25 ppm/°C	Not specified / ±100 ppm/°C / 25 ppm/°C — TCR not found in candidate data, must be verified from datasheet.; RC0603FR-07475KL: TCR is identical.; RT0603BRD07470KL: Improved TCR offers better stability.
Technology	Thick Film	-	Thick Film	Thin Film	Thick Film / Thin Film — Technology is identical.; RT0603BRD07470KL: Different technology may affect pulse performance.

Application & sourcing insights

Questions & answers

Verified drop-in options for FRC0603F4643TS 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.