What risks should I check before replacing FRC0603J820 TS?

Before replacing, verify your circuit's maximum operating voltage, as the alternatives have the same 75V rating as the original and may lack a desired safety margin. Also confirm the application can tolerate a tighter tolerance part.

FRC0603J820 TS Alternatives, Datasheet & Cross Reference | FOJAN

FRC0603J820 TS is a general-purpose 82Ω, 0.1W, 5% tolerance resistor in a 0603 package. Several pin-compatible upgrades with better tolerance and temperature stability are available.

AI replacement insight

Electrical risklow

Candidates are upgrades in tolerance/TCR. Voltage rating matches but lacks safety margin.

Package risklow

All recommended candidates use the identical 0603 package.

Can it be replaced directly?

Direct replacement for FRC0603J820 TS should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

The best replacement path is FRC0603F82R0TS, which is an upgrade from the same manufacturer with identical resistance and improved tolerance and TCR.

Main risk

The main risk is the voltage rating. While matching the target's 75V, it does not provide an additional safety margin, which should be verified against the application's requirements.

Recommended alternatives

An upgrade with identical resistance and package, but tighter tolerance (±1%) and better TCR.

View details

Alternative comparison matrix

Feature / factor	FRC0603J820 TS	FRC0603F82R0TS	FRC0603F80R6TS	Compatibility / risk
Resistance	82.0 Ω	82.0 Ω	80.6 Ω	82.0 Ω / 80.6 Ω — Exact match.; FRC0603F80R6TS: Very close match (-1.7%), well within target's ±5% tolerance.
Tolerance	±5.0%	±1.0%	±1.0%	±1.0% — Tighter tolerance is a safe upgrade.; FRC0603F80R6TS: Tighter tolerance is a safe upgrade.
Tcr	±400 ppm/°C	±100 ppm/°C	±100 ppm/°C	±100 ppm/°C — Improved temperature stability.; FRC0603F80R6TS: Improved temperature stability.
Power	0.1 W	0.1 W	0.1 W	0.1 W — Rule ER-RES-003 (1.5x power) waived.; FRC0603F80R6TS: Rule ER-RES-003 (1.5x power) waived.
Voltage	75 V	75 V	75 V	75 V — Same as target, but lacks 1.1x safety margin per soft rule ER-GLOBAL-005.; FRC0603F80R6TS: Same as target, but lacks 1.1x safety margin per soft rule ER-GLOBAL-005.
Package	0603	0603	0603	0603 — Same package ensures form-fit compatibility.; FRC0603F80R6TS: Same package ensures form-fit compatibility.

Application & sourcing insights

Questions & answers

Verified drop-in options for FRC0603J820 TS 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.