Is there a pin-compatible replacement for RT0603BRD0780K6L?

While several parts like RT0603BRD0782K5L share the same 0603 package and pinout, they have slightly different resistance values. They are considered parametric alternatives, not direct pin-to-pin replacements, and require circuit analysis before substitution.

What risks should I check before replacing RT0603BRD0780K6L?

The main risk is the change in resistance value, which can affect circuit timing, gain, or sensor accuracy. Also, check for downgrades in tolerance (from ±0.1%), TCR (from 25 ppm/°C), and technology (from Thin Film), as these impact circuit precision and stability.

RT0603BRD0780K6L Alternatives, Datasheet & Cross Reference | Yageo

Finding a substitute for the Yageo RT0603BRD0780K6L, a precision 80.6kΩ thin film resistor, requires careful matching of its tight tolerance and low TCR. Several parametric alternatives exist but require engineering review.

AI replacement insight

Electrical riskmedium

Resistance value changes require circuit analysis.

Package risklow

All viable candidates share the same 0603 package.

Can it be replaced directly?

No direct drop-in replacement has been identified. All candidates require a review of the resistance value change.

Best replacement path

Use a parametrically similar Thin Film resistor like RT0603BRD0782K5L and verify the impact of the +2.35% resistance shift.

Main risk

The primary risk is the deviation from the target's 80.6kΩ resistance, which is critical in precision circuits.

Recommended alternatives

Strong parametric alternative with a very close resistance value and matching precision specs.

View details

Alternative comparison matrix

Feature / factor	RT0603BRD0780K6L	RT0603BRD0782K5L	RT0603BRD0786K6L	RT0603BRD0773K2L	Compatibility / risk
Resistance	80.6 kΩ	82.5 kΩ	86.6 kΩ	73.2 kΩ	82.5 kΩ / 86.6 kΩ / 73.2 kΩ — Candidate resistance is 2.35% higher. Very close match.; RT0603BRD0786K6L: Candidate resistance is 7.4% higher.; RT0603BRD0773K2L: Candidate resistance is 9.2% lower.
Package	0603	0603	0603	0603	0603 — Same package and pin count.; RT0603BRD0786K6L: matched; RT0603BRD0773K2L: matched
Tolerance	±0.1%	±0.1%	±0.1%	±0.1%	±0.1% — matched; RT0603BRD0786K6L: matched; RT0603BRD0773K2L: matched
Tcr	25 ppm/°C	25 ppm/°C	25 ppm/°C	25 ppm/°C	25 ppm/°C — Matched TCR ensures similar stability over temperature.; RT0603BRD0786K6L: matched; RT0603BRD0773K2L: matched
Technology	Thin Film	Thin Film	-	-	Thin Film — matched

Application & sourcing insights

Questions & answers

RT0603BRD0782K5L is a strong candidate, offering a very close resistance of 82.5kΩ compared to the 80.6kΩ target, while matching package, tolerance, and TCR. However, engineering review is required to approve the small resistance change.