Is there a pin-compatible replacement for AC0805FR-075K1L?

Yes, all reviewed candidates use the same 0805 package and are pin-compatible. However, pin compatibility does not guarantee electrical compatibility. All options require an engineering review of their electrical parameters.

What risks should I check before replacing AC0805FR-075K1L?

Key risks include: 1) Qualification: Ensure the replacement is AEC-Q200 qualified for automotive use. 2) Resistance & Tolerance: Verify the circuit can handle deviations. 3) Technology: A switch from Thick to Thin Film can affect pulse handling and cost.

AC0805FR-075K1L Alternatives, Datasheet & Cross Reference | Yageo

Yageo's AC0805FR-075K1L is a popular 5.1 kΩ, 1% tolerance, 0805 package thick film resistor qualified for automotive (AEC-Q200) applications. Finding a direct replacement requires matching these key parameters.

AI replacement insight

Electrical riskhigh

Candidates have different resistance, tolerance, or technology.

Package risklow

All reviewed candidates use the same 0805 package.

Sourcing riskmedium

Finding an exact AEC-Q200 match may require searching across multiple vendors.

Can it be replaced directly?

No direct, drop-in replacements were found. All candidates have deviations in resistance, technology, or qualification that require engineering review.

Best replacement path

Find an AEC-Q200, Thick Film, 0805 resistor with 5.1kΩ resistance and ≤1% tolerance. No direct matches were found; all candidates require review.

Main risk

The main risks are using a non-AEC-Q200 part in an automotive design, or using a part with different resistance or tolerance, which could affect circuit performance.

Recommended alternatives

Similar resistance in the same package, but uses Thin Film technology and is not automotive qualified.

View details

Alternative comparison matrix

Feature / factor	AC0805FR-075K1L	RT0805BRD075K11L	FRC0805F4751TS	AC0805JR-074K7L	Compatibility / risk
Package	0805	0805	0805	0805	0805 — Same package and pin count.; FRC0805F4751TS: Same package and pin count.; AC0805JR-074K7L: Same package and pin count.
Resistance	5.1 kΩ	5.11 kΩ	4.75 kΩ	4.7 kΩ	5.11 kΩ / 4.75 kΩ / 4.7 kΩ — Negligible difference.; FRC0805F4751TS: Resistance is ~7% lower.; AC0805JR-074K7L: Resistance is ~8% lower.
Technology	Thick Film	Thin Film	Thick Film	-	Thin Film / Thick Film — May affect pulse handling.; FRC0805F4751TS: Same technology.
Tolerance	±1%	±0.1%	-	±5%	±0.1% / ±5% — Tighter tolerance is an upgrade.; AC0805JR-074K7L: Much wider tolerance.
Application	AEC-Q200	Not specified	Not specified	AEC-Q200	Not specified / AEC-Q200 — Target is AEC-Q200 qualified.; FRC0805F4751TS: Target is AEC-Q200 qualified.; AC0805JR-074K7L: Both are automotive qualified.

Application & sourcing insights

Questions & answers

There are no perfect drop-in alternatives. For automotive use, AC0805JR-074K7L is from the same AEC-Q200 series but has lower resistance (4.7kΩ) and wider tolerance (5%). For non-automotive, RT0805BRD075K11L has a closer resistance (5.11kΩ) and better precision but uses different technology (Thin Film).